diff --git a/erpnext/hooks.py b/erpnext/hooks.py
index da0972b..718071d 100644
--- a/erpnext/hooks.py
+++ b/erpnext/hooks.py
@@ -262,6 +262,7 @@
 		"erpnext.projects.doctype.project.project.update_project_sales_billing",
 		"erpnext.projects.doctype.project.project.send_project_status_email_to_users",
 		"erpnext.quality_management.doctype.quality_review.quality_review.review",
+		"erpnext.hr.doctype.leave_ledger_entry.leave_ledger_entry.process_expired_allocation"
 		"erpnext.support.doctype.service_level_agreement.service_level_agreement.check_agreement_status"
 	],
 	"daily_long": [
diff --git a/erpnext/hr/doctype/leave_allocation/leave_allocation.js b/erpnext/hr/doctype/leave_allocation/leave_allocation.js
index 4b4bfaf..a620d9e 100755
--- a/erpnext/hr/doctype/leave_allocation/leave_allocation.js
+++ b/erpnext/hr/doctype/leave_allocation/leave_allocation.js
@@ -21,11 +21,49 @@
 		})
 	},
 
+	refresh: function(frm) {
+		if(frm.doc.docstatus === 1 && frm.doc.status === "Active") {
+			var valid_expiry = moment(frappe.datetime.get_today()).isBetween(frm.doc.from_date, frm.doc.to_date);
+			if(valid_expiry) {
+				// expire current allocation
+				frm.add_custom_button(__('Expire Allocation'), function() {
+					frm.trigger("expire_allocation");
+				});
+			}
+
+			// opens leave balance report for employee
+			frm.add_custom_button(__('Leave Balance'), function() {
+				frappe.route_options = {
+					employee: frm.doc.employee,
+				};
+				frappe.set_route("query-report", "Employee Leave Balance");
+			});
+		}
+	},
+
+	expire_allocation: function(frm) {
+		frappe.call({
+			method: 'expire_allocation',
+			doc: frm.doc,
+			args: {
+				current: true
+			},
+			freeze: true,
+			callback: function(r){
+				if(!r.exc){
+					frappe.msgprint(__("Allocation Expired!"));
+				}
+				frm.refresh();
+			}
+		});
+	},
+
 	employee: function(frm) {
 		frm.trigger("calculate_total_leaves_allocated");
 	},
 
 	leave_type: function(frm) {
+		frm.trigger("leave_policy");
 		frm.trigger("calculate_total_leaves_allocated");
 	},
 
@@ -43,6 +81,16 @@
 			flt(frm.doc.carry_forwarded_leaves) + flt(frm.doc.new_leaves_allocated));
 	},
 
+	leave_policy: function(frm) {
+		if(frm.doc.leave_policy && frm.doc.leave_type) {
+			frappe.db.get_value("Leave Policy Detail",{
+				'parent': frm.doc.leave_policy,
+				'leave_type': frm.doc.leave_type
+			}, 'annual_allocation', (r) => {
+				if (r && !r.exc) frm.set_value("new_leaves_allocated", flt(r.annual_allocation));
+			}, "Leave Policy");
+		}
+	},
 	calculate_total_leaves_allocated: function(frm) {
 		if (cint(frm.doc.carry_forward) == 1 && frm.doc.leave_type && frm.doc.employee) {
 			return frappe.call({
@@ -66,4 +114,4 @@
 			frm.set_value("total_leaves_allocated", flt(frm.doc.new_leaves_allocated));
 		}
 	}
-})
+});
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_allocation/leave_allocation.json b/erpnext/hr/doctype/leave_allocation/leave_allocation.json
index 6d61fe3..41d864d 100644
--- a/erpnext/hr/doctype/leave_allocation/leave_allocation.json
+++ b/erpnext/hr/doctype/leave_allocation/leave_allocation.json
@@ -1,683 +1,212 @@
 {
- "allow_copy": 0,
- "allow_events_in_timeline": 0,
- "allow_guest_to_view": 0,
  "allow_import": 1,
- "allow_rename": 0,
  "autoname": "naming_series:",
- "beta": 0,
  "creation": "2013-02-20 19:10:38",
- "custom": 0,
- "docstatus": 0,
  "doctype": "DocType",
  "document_type": "Setup",
- "editable_grid": 0,
  "engine": "InnoDB",
+ "field_order": [
+  "naming_series",
+  "employee",
+  "employee_name",
+  "department",
+  "column_break1",
+  "leave_type",
+  "from_date",
+  "to_date",
+  "section_break_6",
+  "new_leaves_allocated",
+  "carry_forward",
+  "carry_forwarded_leaves",
+  "total_leaves_allocated",
+  "total_leaves_encashed",
+  "column_break_10",
+  "compensatory_request",
+  "leave_period",
+  "leave_policy",
+  "status",
+  "amended_from",
+  "notes",
+  "description"
+ ],
  "fields": [
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
-   "default": "",
    "fieldname": "naming_series",
    "fieldtype": "Select",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Series",
-   "length": 0,
    "no_copy": 1,
    "options": "HR-LAL-.YYYY.-",
-   "permlevel": 0,
-   "precision": "",
    "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 1,
-   "translatable": 0,
-   "unique": 0
+   "set_only_once": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "employee",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
    "in_global_search": 1,
    "in_list_view": 1,
    "in_standard_filter": 1,
    "label": "Employee",
-   "length": 0,
-   "no_copy": 0,
    "oldfieldname": "employee",
    "oldfieldtype": "Link",
    "options": "Employee",
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 1,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "search_index": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fetch_from": "employee.employee_name",
    "fieldname": "employee_name",
    "fieldtype": "Data",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
    "in_global_search": 1,
    "in_list_view": 1,
-   "in_standard_filter": 0,
    "label": "Employee Name",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
    "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 1,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "search_index": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fetch_from": "employee.department",
    "fieldname": "department",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Department",
-   "length": 0,
-   "no_copy": 0,
    "options": "Department",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break1",
    "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0,
    "width": "50%"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "leave_type",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
    "in_standard_filter": 1,
    "label": "Leave Type",
-   "length": 0,
-   "no_copy": 0,
    "oldfieldname": "leave_type",
    "oldfieldtype": "Link",
    "options": "Leave Type",
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 1,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "search_index": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "from_date",
    "fieldtype": "Date",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "From Date",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "reqd": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "to_date",
    "fieldtype": "Date",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "To Date",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "reqd": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "section_break_6",
    "fieldtype": "Section Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Allocation",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Allocation"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 1,
    "bold": 1,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "new_leaves_allocated",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "New Leaves Allocated",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "New Leaves Allocated"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
-   "description": "",
+   "default": "0",
    "fieldname": "carry_forward",
    "fieldtype": "Check",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Add unused leaves from previous allocations",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Add unused leaves from previous allocations"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "depends_on": "carry_forward",
    "fieldname": "carry_forwarded_leaves",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Unused leaves",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
    "allow_on_submit": 1,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "total_leaves_allocated",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Total Leaves Allocated",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
    "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "reqd": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "depends_on": "eval:doc.total_leaves_encashed>0",
    "fieldname": "total_leaves_encashed",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Total Leaves Encashed",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break_10",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "compensatory_request",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Compensatory Leave Request",
-   "length": 0,
-   "no_copy": 0,
    "options": "Compensatory Leave Request",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "leave_period",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
    "in_standard_filter": 1,
    "label": "Leave Period",
-   "length": 0,
-   "no_copy": 0,
    "options": "Leave Period",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
+   "fetch_from": "employee.leave_policy",
+   "fieldname": "leave_policy",
+   "fieldtype": "Link",
+   "in_standard_filter": 1,
+   "label": "Leave Policy",
+   "options": "Leave Policy",
+   "read_only": 1
+  },
+  {
+   "fieldname": "status",
+   "fieldtype": "Select",
+   "hidden": 1,
+   "in_standard_filter": 1,
+   "label": "Status",
+   "options": "Active\nExpired",
+   "read_only": 1
+  },
+  {
    "fieldname": "amended_from",
    "fieldtype": "Link",
-   "hidden": 0,
    "ignore_user_permissions": 1,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Amended From",
-   "length": 0,
    "no_copy": 1,
    "oldfieldname": "amended_from",
    "oldfieldtype": "Data",
    "options": "Leave Allocation",
-   "permlevel": 0,
    "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
    "collapsible": 1,
-   "columns": 0,
    "fieldname": "notes",
    "fieldtype": "Section Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Notes",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Notes"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "description",
    "fieldtype": "Small Text",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Description",
-   "length": 0,
-   "no_copy": 0,
    "oldfieldname": "reason",
    "oldfieldtype": "Small Text",
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0,
    "width": "300px"
   }
  ],
- "has_web_view": 0,
- "hide_heading": 0,
- "hide_toolbar": 0,
  "icon": "fa fa-ok",
  "idx": 1,
- "image_view": 0,
- "in_create": 0,
  "is_submittable": 1,
- "issingle": 0,
- "istable": 0,
- "max_attachments": 0,
- "modified": "2019-01-30 11:28:09.360525",
+ "modified": "2019-06-14 15:39:02.898695",
  "modified_by": "Administrator",
  "module": "HR",
  "name": "Leave Allocation",
@@ -689,15 +218,10 @@
    "create": 1,
    "delete": 1,
    "email": 1,
-   "export": 0,
-   "if_owner": 0,
-   "import": 0,
-   "permlevel": 0,
    "print": 1,
    "read": 1,
    "report": 1,
    "role": "HR User",
-   "set_user_permissions": 0,
    "share": 1,
    "submit": 1,
    "write": 1
@@ -709,28 +233,19 @@
    "delete": 1,
    "email": 1,
    "export": 1,
-   "if_owner": 0,
    "import": 1,
-   "permlevel": 0,
    "print": 1,
    "read": 1,
    "report": 1,
    "role": "HR Manager",
-   "set_user_permissions": 0,
    "share": 1,
    "submit": 1,
    "write": 1
   }
  ],
- "quick_entry": 0,
- "read_only": 0,
- "read_only_onload": 0,
  "search_fields": "employee,employee_name,leave_type,total_leaves_allocated",
  "show_name_in_global_search": 1,
  "sort_field": "modified",
  "sort_order": "DESC",
- "timeline_field": "employee",
- "track_changes": 0,
- "track_seen": 0,
- "track_views": 0
+ "timeline_field": "employee"
 }
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_allocation/leave_allocation.py b/erpnext/hr/doctype/leave_allocation/leave_allocation.py
index dc270db..72ea273 100755
--- a/erpnext/hr/doctype/leave_allocation/leave_allocation.py
+++ b/erpnext/hr/doctype/leave_allocation/leave_allocation.py
@@ -3,11 +3,11 @@
 
 from __future__ import unicode_literals
 import frappe
-from frappe.utils import flt, date_diff, formatdate
+from frappe.utils import flt, date_diff, formatdate, add_days, today
 from frappe import _
 from frappe.model.document import Document
 from erpnext.hr.utils import set_employee_name, get_leave_period
-from erpnext.hr.doctype.leave_application.leave_application import get_approved_leaves_for_period
+from erpnext.hr.doctype.leave_ledger_entry.leave_ledger_entry import create_leave_ledger_entry
 
 class OverlapError(frappe.ValidationError): pass
 class BackDatedAllocationError(frappe.ValidationError): pass
@@ -40,14 +40,12 @@
 				frappe.throw(_("Total allocated leaves are more days than maximum allocation of {0} leave type for employee {1} in the period")\
 				.format(self.leave_type, self.employee))
 
-	def on_update_after_submit(self):
-		self.validate_new_leaves_allocated_value()
-		self.set_total_leaves_allocated()
+	def on_submit(self):
+		self.create_leave_ledger_entry()
+		self.expire_allocation()
 
-		frappe.db.set(self,'carry_forwarded_leaves', flt(self.carry_forwarded_leaves))
-		frappe.db.set(self,'total_leaves_allocated',flt(self.total_leaves_allocated))
-
-		self.validate_against_leave_applications()
+	def on_cancel(self):
+		self.create_leave_ledger_entry(submit=False)
 
 	def validate_period(self):
 		if date_diff(self.to_date, self.from_date) <= 0:
@@ -91,25 +89,63 @@
 			self.leave_type, self.from_date, self.carry_forward)
 
 		self.total_leaves_allocated = flt(self.carry_forwarded_leaves) + flt(self.new_leaves_allocated)
+		self.maintain_carry_forwarded_leaves()
 
 		if not self.total_leaves_allocated and not frappe.db.get_value("Leave Type", self.leave_type, "is_earned_leave") and not frappe.db.get_value("Leave Type", self.leave_type, "is_compensatory"):
 			frappe.throw(_("Total leaves allocated is mandatory for Leave Type {0}".format(self.leave_type)))
 
+	def maintain_carry_forwarded_leaves(self):
+		''' reduce the carry forwarded leaves to be within the maximum allowed leaves '''
+		if not self.carry_forward:
+			return
+		max_leaves_allowed = frappe.db.get_value("Leave Type", self.leave_type, "max_leaves_allowed")
+		if self.new_leaves_allocated <= max_leaves_allowed <= self.total_leaves_allocated:
+			self.carry_forwarded_leaves = max_leaves_allowed - flt(self.new_leaves_allocated)
+			self.total_leaves_allocated = flt(max_leaves_allowed)
+
 	def validate_total_leaves_allocated(self):
 		# Adding a day to include To Date in the difference
 		date_difference = date_diff(self.to_date, self.from_date) + 1
 		if date_difference < self.total_leaves_allocated:
 			frappe.throw(_("Total allocated leaves are more than days in the period"), OverAllocationError)
 
-	def validate_against_leave_applications(self):
-		leaves_taken = get_approved_leaves_for_period(self.employee, self.leave_type,
-			self.from_date, self.to_date)
+	def create_leave_ledger_entry(self, submit=True):
+		if self.carry_forwarded_leaves:
+			expiry_days = frappe.db.get_value("Leave Type", self.leave_type, "carry_forward_leave_expiry")
+			args = dict(
+				leaves=self.carry_forwarded_leaves,
+				from_date=self.from_date,
+				to_date=add_days(self.from_date, expiry_days) if expiry_days else self.to_date,
+				is_carry_forward=1
+			)
+			create_leave_ledger_entry(self, args, submit)
 
-		if flt(leaves_taken) > flt(self.total_leaves_allocated):
-			if frappe.db.get_value("Leave Type", self.leave_type, "allow_negative"):
-				frappe.msgprint(_("Note: Total allocated leaves {0} shouldn't be less than already approved leaves {1} for the period").format(self.total_leaves_allocated, leaves_taken))
-			else:
-				frappe.throw(_("Total allocated leaves {0} cannot be less than already approved leaves {1} for the period").format(self.total_leaves_allocated, leaves_taken), LessAllocationError)
+		args = dict(
+			leaves=self.new_leaves_allocated,
+			from_date=self.from_date,
+			to_date=self.to_date,
+			is_carry_forward=0
+		)
+		create_leave_ledger_entry(self, args, submit)
+
+	def expire_allocation(self, current=False):
+		''' expires allocation '''
+		date = self.to_date if current else self.from_date
+		leaves = get_unused_leaves(self.employee, self.leave_type, date)
+
+		if leaves:
+			expiry_date = today() if current else add_days(self.from_date, -1)
+			args = dict(
+				leaves=flt(leaves) * -1,
+				from_date=expiry_date,
+				to_date=expiry_date,
+				is_carry_forward=0,
+				is_expired=1
+			)
+			create_leave_ledger_entry(self, args)
+
+		if current:
+			frappe.db.set_value("Leave Allocation", self.name, "status", "Expired")
 
 def get_leave_allocation_for_period(employee, leave_type, from_date, to_date):
 	leave_allocated = 0
@@ -137,24 +173,21 @@
 @frappe.whitelist()
 def get_carry_forwarded_leaves(employee, leave_type, date, carry_forward=None):
 	carry_forwarded_leaves = 0
-
 	if carry_forward:
 		validate_carry_forward(leave_type)
-
-		previous_allocation = frappe.db.sql("""
-			select name, from_date, to_date, total_leaves_allocated
-			from `tabLeave Allocation`
-			where employee=%s and leave_type=%s and docstatus=1 and to_date < %s
-			order by to_date desc limit 1
-		""", (employee, leave_type, date), as_dict=1)
-		if previous_allocation:
-			leaves_taken = get_approved_leaves_for_period(employee, leave_type,
-				previous_allocation[0].from_date, previous_allocation[0].to_date)
-
-			carry_forwarded_leaves = flt(previous_allocation[0].total_leaves_allocated) - flt(leaves_taken)
+		carry_forwarded_leaves = get_unused_leaves(employee, leave_type, date)
 
 	return carry_forwarded_leaves
 
+def get_unused_leaves(employee, leave_type, date):
+	return frappe.db.get_value("Leave Ledger Entry", filters={
+			"to_date": ("<=", date),
+			"employee": employee,
+			"docstatus": 1,
+			"leave_type": leave_type,
+			"is_lwp": 0
+			}, fieldname=['SUM(leaves)'])
+
 def validate_carry_forward(leave_type):
 	if not frappe.db.get_value("Leave Type", leave_type, "is_carry_forward"):
-		frappe.throw(_("Leave Type {0} cannot be carry-forwarded").format(leave_type))
+		frappe.throw(_("Leave Type {0} cannot be carry-forwarded").format(leave_type))
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_allocation/leave_allocation_list.js b/erpnext/hr/doctype/leave_allocation/leave_allocation_list.js
new file mode 100644
index 0000000..3ea0e24
--- /dev/null
+++ b/erpnext/hr/doctype/leave_allocation/leave_allocation_list.js
@@ -0,0 +1,11 @@
+// Copyright (c) 2019, Frappe Technologies Pvt. Ltd. and Contributors
+// License: GNU General Public License v3. See license.txt
+
+// render
+frappe.listview_settings['Leave Allocation'] = {
+	get_indicator: function(doc) {
+		if(doc.status==="Expired") {
+			return [__("Expired"), "darkgrey", "status, =, Expired"];
+		}
+	},
+};
diff --git a/erpnext/hr/doctype/leave_allocation/test_leave_allocation.py b/erpnext/hr/doctype/leave_allocation/test_leave_allocation.py
index 3b22eb2..dfae329 100644
--- a/erpnext/hr/doctype/leave_allocation/test_leave_allocation.py
+++ b/erpnext/hr/doctype/leave_allocation/test_leave_allocation.py
@@ -1,12 +1,14 @@
 from __future__ import unicode_literals
 import frappe
 import unittest
-from frappe.utils import getdate
+from frappe.utils import nowdate, add_months, getdate, add_days
+from erpnext.hr.doctype.leave_type.test_leave_type import create_leave_type
+from erpnext.hr.doctype.leave_ledger_entry.leave_ledger_entry import process_expired_allocation
 
 class TestLeaveAllocation(unittest.TestCase):
 	def test_overlapping_allocation(self):
 		frappe.db.sql("delete from `tabLeave Allocation`")
-				
+
 		employee = frappe.get_doc("Employee", frappe.db.sql_list("select name from tabEmployee limit 1")[0])
 		leaves = [
 			{
@@ -18,7 +20,7 @@
 				"from_date": getdate("2015-10-01"),
 				"to_date": getdate("2015-10-31"),
 				"new_leaves_allocated": 5,
-				"docstatus": 1			
+				"docstatus": 1
 			},
 			{
 				"doctype": "Leave Allocation",
@@ -28,17 +30,17 @@
 				"leave_type": "_Test Leave Type",
 				"from_date": getdate("2015-09-01"),
 				"to_date": getdate("2015-11-30"),
-				"new_leaves_allocated": 5			
+				"new_leaves_allocated": 5
 			}
 		]
 
 		frappe.get_doc(leaves[0]).save()
 		self.assertRaises(frappe.ValidationError, frappe.get_doc(leaves[1]).save)
-		
-	def test_invalid_period(self):		
+
+	def test_invalid_period(self):
 		employee = frappe.get_doc("Employee", frappe.db.sql_list("select name from tabEmployee limit 1")[0])
-		
-		d = frappe.get_doc({
+
+		doc = frappe.get_doc({
 			"doctype": "Leave Allocation",
 			"__islocal": 1,
 			"employee": employee.name,
@@ -46,15 +48,15 @@
 			"leave_type": "_Test Leave Type",
 			"from_date": getdate("2015-09-30"),
 			"to_date": getdate("2015-09-1"),
-			"new_leaves_allocated": 5			
+			"new_leaves_allocated": 5
 		})
-		
+
 		#invalid period
-		self.assertRaises(frappe.ValidationError, d.save)
-	
+		self.assertRaises(frappe.ValidationError, doc.save)
+
 	def test_allocated_leave_days_over_period(self):
 		employee = frappe.get_doc("Employee", frappe.db.sql_list("select name from tabEmployee limit 1")[0])
-		d = frappe.get_doc({
+		doc = frappe.get_doc({
 			"doctype": "Leave Allocation",
 			"__islocal": 1,
 			"employee": employee.name,
@@ -62,10 +64,102 @@
 			"leave_type": "_Test Leave Type",
 			"from_date": getdate("2015-09-1"),
 			"to_date": getdate("2015-09-30"),
-			"new_leaves_allocated": 35			
+			"new_leaves_allocated": 35
 		})
-		
-		#allocated leave more than period 
-		self.assertRaises(frappe.ValidationError, d.save)
-		
+		#allocated leave more than period
+		self.assertRaises(frappe.ValidationError, doc.save)
+
+	def test_carry_forward_calculation(self):
+		frappe.db.sql("delete from `tabLeave Allocation`")
+		frappe.db.sql("delete from `tabLeave Ledger Entry`")
+		leave_type = create_leave_type(leave_type_name="_Test_CF_leave", is_carry_forward=1)
+		leave_type.submit()
+
+		# initial leave allocation
+		leave_allocation = create_leave_allocation(
+			leave_type="_Test_CF_leave",
+			from_date=add_months(nowdate(), -12),
+			to_date=add_months(nowdate(), -1),
+			carry_forward=1)
+		leave_allocation.submit()
+
+		# leave allocation with carry forward from previous allocation
+		leave_allocation_1 = create_leave_allocation(
+			leave_type="_Test_CF_leave",
+			carry_forward=1)
+		leave_allocation_1.submit()
+
+		self.assertEquals(leave_allocation.total_leaves_allocated, leave_allocation_1.carry_forwarded_leaves)
+
+	def test_carry_forward_leaves_expiry(self):
+		frappe.db.sql("delete from `tabLeave Allocation`")
+		frappe.db.sql("delete from `tabLeave Ledger Entry`")
+		leave_type = create_leave_type(
+			leave_type_name="_Test_CF_leave_expiry",
+			is_carry_forward=1,
+			carry_forward_leave_expiry=90)
+		leave_type.submit()
+
+		# initial leave allocation
+		leave_allocation = create_leave_allocation(
+			leave_type="_Test_CF_leave_expiry",
+			from_date=add_months(nowdate(), -24),
+			to_date=add_months(nowdate(), -12),
+			carry_forward=1)
+		leave_allocation.submit()
+
+		leave_allocation = create_leave_allocation(
+			leave_type="_Test_CF_leave_expiry",
+			from_date=add_days(nowdate(), -90),
+			to_date=add_days(nowdate(), 100),
+			carry_forward=1)
+		leave_allocation.submit()
+
+		# expires all the carry forwarded leaves after 90 days
+		process_expired_allocation()
+
+		# leave allocation with carry forward of only new leaves allocated
+		leave_allocation_1 = create_leave_allocation(
+			leave_type="_Test_CF_leave_expiry",
+			carry_forward=1,
+			from_date=add_months(nowdate(), 6),
+			to_date=add_months(nowdate(), 12))
+		leave_allocation_1.submit()
+
+		self.assertEquals(leave_allocation_1.carry_forwarded_leaves, leave_allocation.new_leaves_allocated)
+
+	def test_creation_of_leave_ledger_entry_on_submit(self):
+		frappe.db.sql("delete from `tabLeave Allocation`")
+
+		leave_allocation = create_leave_allocation()
+		leave_allocation.submit()
+
+		leave_ledger_entry = frappe.get_all('Leave Ledger Entry', fields='*', filters=dict(transaction_name=leave_allocation.name))
+
+		self.assertEquals(len(leave_ledger_entry), 1)
+		self.assertEquals(leave_ledger_entry[0].employee, leave_allocation.employee)
+		self.assertEquals(leave_ledger_entry[0].leave_type, leave_allocation.leave_type)
+		self.assertEquals(leave_ledger_entry[0].leaves, leave_allocation.new_leaves_allocated)
+
+		# check if leave ledger entry is deleted on cancellation
+		leave_allocation.cancel()
+		self.assertFalse(frappe.db.exists("Leave Ledger Entry", {'transaction_name':leave_allocation.name}))
+
+def create_leave_allocation(**args):
+	args = frappe._dict(args)
+
+	employee = frappe.get_doc("Employee", frappe.db.sql_list("select name from tabEmployee limit 1")[0])
+	leave_allocation = frappe.get_doc({
+		"doctype": "Leave Allocation",
+		"__islocal": 1,
+		"employee": args.employee or employee.name,
+		"employee_name": args.employee_name or employee.employee_name,
+		"leave_type": args.leave_type or "_Test Leave Type",
+		"from_date": args.from_date or nowdate(),
+		"new_leaves_allocated": args.new_leaves_created or 15,
+		"carry_forward": args.carry_forward or 0,
+		"to_date": args.to_date or add_months(nowdate(), 12)
+	})
+	return leave_allocation
+
 test_dependencies = ["Employee", "Leave Type"]
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_application/leave_application.js b/erpnext/hr/doctype/leave_application/leave_application.js
index 5bce348..b81e615 100755
--- a/erpnext/hr/doctype/leave_application/leave_application.js
+++ b/erpnext/hr/doctype/leave_application/leave_application.js
@@ -60,9 +60,8 @@
 					}
 				}
 			});
-
 			$("div").remove(".form-dashboard-section");
-			let section = frm.dashboard.add_section(
+			frm.dashboard.add_section(
 				frappe.render_template('leave_application_dashboard', {
 					data: leave_details
 				})
@@ -86,6 +85,16 @@
 				frm.set_value('employee', perm['Employee'].map(perm_doc => perm_doc.doc)[0]);
 			}
 		}
+
+		if (frm.doc.docstatus === 1) {
+			frm.add_custom_button(__('Leave Balance'), function() {
+				frappe.route_options = {
+					employee: frm.doc.employee,
+					group_by: ""
+				};
+				frappe.set_route("query-report", "Employee Leave Balance");
+			});
+		}
 	},
 
 	employee: function(frm) {
@@ -138,12 +147,13 @@
 	},
 
 	get_leave_balance: function(frm) {
-		if(frm.doc.docstatus==0 && frm.doc.employee && frm.doc.leave_type && frm.doc.from_date) {
+		if(frm.doc.docstatus==0 && frm.doc.employee && frm.doc.leave_type && frm.doc.from_date && frm.doc.to_date) {
 			return frappe.call({
 				method: "erpnext.hr.doctype.leave_application.leave_application.get_leave_balance_on",
 				args: {
 					employee: frm.doc.employee,
 					date: frm.doc.from_date,
+					to_date: frm.doc.to_date,
 					leave_type: frm.doc.leave_type,
 					consider_all_leaves_in_the_allocation_period: true
 				},
diff --git a/erpnext/hr/doctype/leave_application/leave_application.json b/erpnext/hr/doctype/leave_application/leave_application.json
index d7b2c9f..f8344b5 100644
--- a/erpnext/hr/doctype/leave_application/leave_application.json
+++ b/erpnext/hr/doctype/leave_application/leave_application.json
@@ -1,978 +1,274 @@
 {
- "allow_copy": 0,
- "allow_events_in_timeline": 0,
- "allow_guest_to_view": 0,
  "allow_import": 1,
- "allow_rename": 0,
  "autoname": "naming_series:",
- "beta": 0,
  "creation": "2013-02-20 11:18:11",
- "custom": 0,
  "description": "Apply / Approve Leaves",
- "docstatus": 0,
  "doctype": "DocType",
  "document_type": "Document",
- "editable_grid": 0,
+ "engine": "InnoDB",
+ "field_order": [
+  "naming_series",
+  "employee",
+  "employee_name",
+  "column_break_4",
+  "leave_type",
+  "department",
+  "leave_balance",
+  "section_break_5",
+  "from_date",
+  "to_date",
+  "half_day",
+  "half_day_date",
+  "total_leave_days",
+  "column_break1",
+  "description",
+  "section_break_7",
+  "leave_approver",
+  "leave_approver_name",
+  "column_break_18",
+  "status",
+  "leave_details",
+  "sb10",
+  "posting_date",
+  "company",
+  "follow_via_email",
+  "column_break_17",
+  "salary_slip",
+  "letter_head",
+  "color",
+  "amended_from"
+ ],
  "fields": [
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
-   "default": "",
    "fieldname": "naming_series",
    "fieldtype": "Select",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Series",
-   "length": 0,
    "no_copy": 1,
    "options": "HR-LAP-.YYYY.-",
-   "permlevel": 0,
-   "precision": "",
    "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 1,
-   "translatable": 0,
-   "unique": 0
+   "set_only_once": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "employee",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
    "in_global_search": 1,
-   "in_list_view": 0,
    "in_standard_filter": 1,
    "label": "Employee",
-   "length": 0,
-   "no_copy": 0,
    "options": "Employee",
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 1,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "search_index": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "employee_name",
    "fieldtype": "Data",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
    "in_global_search": 1,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Employee Name",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break_4",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "leave_type",
    "fieldtype": "Link",
-   "hidden": 0,
    "ignore_user_permissions": 1,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
    "in_standard_filter": 1,
    "label": "Leave Type",
-   "length": 0,
-   "no_copy": 0,
    "options": "Leave Type",
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 1,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "search_index": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fetch_from": "employee.department",
    "fieldname": "department",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Department",
-   "length": 0,
-   "no_copy": 0,
    "options": "Department",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "leave_balance",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Leave Balance Before Application",
-   "length": 0,
    "no_copy": 1,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "section_break_5",
-   "fieldtype": "Section Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Section Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "from_date",
    "fieldtype": "Date",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
    "in_standard_filter": 1,
    "label": "From Date",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 1,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "search_index": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "to_date",
    "fieldtype": "Date",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
    "in_standard_filter": 1,
    "label": "To Date",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
    "reqd": 1,
-   "search_index": 1,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "search_index": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
+   "default": "0",
    "fieldname": "half_day",
    "fieldtype": "Check",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Half Day",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Half Day"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "depends_on": "eval:doc.half_day && (doc.from_date != doc.to_date)",
    "fieldname": "half_day_date",
    "fieldtype": "Date",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Half Day Date",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Half Day Date"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "total_leave_days",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
-   "in_standard_filter": 0,
    "label": "Total Leave Days",
-   "length": 0,
    "no_copy": 1,
-   "permlevel": 0,
    "precision": "1",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break1",
    "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
    "print_width": "50%",
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0,
    "width": "50%"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "description",
    "fieldtype": "Small Text",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Reason",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "reqd": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "section_break_7",
    "fieldtype": "Section Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Approval"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "leave_approver",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Leave Approver",
-   "length": 0,
-   "no_copy": 0,
-   "options": "User",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "options": "User"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "leave_approver_name",
    "fieldtype": "Data",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Leave Approver Name",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break_18",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "Open",
    "fieldname": "status",
    "fieldtype": "Select",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
    "in_standard_filter": 1,
    "label": "Status",
-   "length": 0,
    "no_copy": 1,
-   "options": "Open\nApproved\nRejected\nCancelled",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "options": "Open\nApproved\nRejected\nCancelled"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
-   "fieldname": "salary_slip",
-   "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Salary Slip",
-   "length": 0,
-   "no_copy": 0,
-   "options": "Salary Slip",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
-  },
-  {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "sb10",
-   "fieldtype": "Section Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Section Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "Today",
    "fieldname": "posting_date",
    "fieldtype": "Date",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Posting Date",
-   "length": 0,
    "no_copy": 1,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "reqd": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
+   "fieldname": "company",
+   "fieldtype": "Link",
+   "label": "Company",
+   "options": "Company",
+   "remember_last_selected_value": 1,
+   "reqd": 1
+  },
+  {
    "allow_on_submit": 1,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "1",
    "fieldname": "follow_via_email",
    "fieldtype": "Check",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Follow via Email",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "print_hide": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 1,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
-   "fieldname": "color",
-   "fieldtype": "Color",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Color",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
-  },
-  {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break_17",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
-   "fieldname": "company",
+   "fieldname": "salary_slip",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Company",
-   "length": 0,
-   "no_copy": 0,
-   "options": "Company",
-   "permlevel": 0,
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 1,
-   "report_hide": 0,
-   "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Salary Slip",
+   "options": "Salary Slip",
+   "print_hide": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
    "allow_on_submit": 1,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "letter_head",
    "fieldtype": "Link",
-   "hidden": 0,
    "ignore_user_permissions": 1,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Letter Head",
-   "length": 0,
-   "no_copy": 0,
    "options": "Letter Head",
-   "permlevel": 0,
-   "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "print_hide": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
+   "allow_on_submit": 1,
+   "fieldname": "color",
+   "fieldtype": "Color",
+   "label": "Color",
+   "print_hide": 1
+  },
+  {
    "fieldname": "amended_from",
    "fieldtype": "Link",
-   "hidden": 0,
    "ignore_user_permissions": 1,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Amended From",
-   "length": 0,
    "no_copy": 1,
    "options": "Leave Application",
-   "permlevel": 0,
    "print_hide": 1,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "read_only": 1
+  },
+  {
+   "fieldname": "leave_details",
+   "fieldtype": "Small Text",
+   "hidden": 1,
+   "label": "Leave Details"
   }
  ],
- "has_web_view": 0,
- "hide_heading": 0,
- "hide_toolbar": 0,
  "icon": "fa fa-calendar",
  "idx": 1,
- "image_view": 0,
- "in_create": 0,
  "is_submittable": 1,
- "issingle": 0,
- "istable": 0,
  "max_attachments": 3,
- "modified": "2019-01-30 11:28:14.745572",
+ "modified": "2019-06-14 15:37:45.988552",
  "modified_by": "Administrator",
  "module": "HR",
  "name": "Leave Application",
  "owner": "Administrator",
  "permissions": [
   {
-   "amend": 0,
-   "cancel": 0,
    "create": 1,
-   "delete": 0,
    "email": 1,
-   "export": 0,
-   "if_owner": 0,
-   "import": 0,
-   "permlevel": 0,
    "print": 1,
    "read": 1,
    "report": 1,
    "role": "Employee",
-   "set_user_permissions": 0,
    "share": 1,
-   "submit": 0,
    "write": 1
   },
   {
@@ -982,9 +278,6 @@
    "delete": 1,
    "email": 1,
    "export": 1,
-   "if_owner": 0,
-   "import": 0,
-   "permlevel": 0,
    "print": 1,
    "read": 1,
    "report": 1,
@@ -995,23 +288,9 @@
    "write": 1
   },
   {
-   "amend": 0,
-   "cancel": 0,
-   "create": 0,
-   "delete": 0,
-   "email": 0,
-   "export": 0,
-   "if_owner": 0,
-   "import": 0,
    "permlevel": 1,
-   "print": 0,
    "read": 1,
-   "report": 0,
-   "role": "All",
-   "set_user_permissions": 0,
-   "share": 0,
-   "submit": 0,
-   "write": 0
+   "role": "All"
   },
   {
    "amend": 1,
@@ -1019,10 +298,6 @@
    "create": 1,
    "delete": 1,
    "email": 1,
-   "export": 0,
-   "if_owner": 0,
-   "import": 0,
-   "permlevel": 0,
    "print": 1,
    "read": 1,
    "report": 1,
@@ -1035,71 +310,34 @@
   {
    "amend": 1,
    "cancel": 1,
-   "create": 0,
    "delete": 1,
    "email": 1,
-   "export": 0,
-   "if_owner": 0,
-   "import": 0,
-   "permlevel": 0,
    "print": 1,
    "read": 1,
    "report": 1,
    "role": "Leave Approver",
-   "set_user_permissions": 0,
    "share": 1,
    "submit": 1,
    "write": 1
   },
   {
-   "amend": 0,
-   "cancel": 0,
-   "create": 0,
-   "delete": 0,
-   "email": 0,
-   "export": 0,
-   "if_owner": 0,
-   "import": 0,
    "permlevel": 1,
-   "print": 0,
    "read": 1,
    "report": 1,
    "role": "HR User",
-   "set_user_permissions": 0,
-   "share": 0,
-   "submit": 0,
    "write": 1
   },
   {
-   "amend": 0,
-   "cancel": 0,
-   "create": 0,
-   "delete": 0,
-   "email": 0,
-   "export": 0,
-   "if_owner": 0,
-   "import": 0,
    "permlevel": 1,
-   "print": 0,
    "read": 1,
    "report": 1,
    "role": "Leave Approver",
-   "set_user_permissions": 0,
-   "share": 0,
-   "submit": 0,
    "write": 1
   }
  ],
- "quick_entry": 0,
- "read_only": 0,
- "read_only_onload": 0,
  "search_fields": "employee,employee_name,leave_type,from_date,to_date,total_leave_days",
- "show_name_in_global_search": 0,
  "sort_field": "modified",
  "sort_order": "DESC",
  "timeline_field": "employee",
- "title_field": "employee_name",
- "track_changes": 0,
- "track_seen": 0,
- "track_views": 0
+ "title_field": "employee_name"
 }
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_application/leave_application.py b/erpnext/hr/doctype/leave_application/leave_application.py
index f542fa1..d08c9ed 100755
--- a/erpnext/hr/doctype/leave_application/leave_application.py
+++ b/erpnext/hr/doctype/leave_application/leave_application.py
@@ -5,11 +5,12 @@
 import frappe
 from frappe import _
 from frappe.utils import cint, cstr, date_diff, flt, formatdate, getdate, get_link_to_form, \
-	comma_or, get_fullname, add_days, nowdate
+	comma_or, get_fullname, add_days, nowdate, get_datetime_str
 from erpnext.hr.utils import set_employee_name, get_leave_period
 from erpnext.hr.doctype.leave_block_list.leave_block_list import get_applicable_block_dates
 from erpnext.hr.doctype.employee.employee import get_holiday_list_for_employee
 from erpnext.buying.doctype.supplier_scorecard.supplier_scorecard import daterange
+from erpnext.hr.doctype.leave_ledger_entry.leave_ledger_entry import create_leave_ledger_entry
 
 class LeaveDayBlockedError(frappe.ValidationError): pass
 class OverlapError(frappe.ValidationError): pass
@@ -50,6 +51,7 @@
 
 		# notify leave applier about approval
 		self.notify_employee()
+		self.create_leave_ledger_entry()
 		self.reload()
 
 	def on_cancel(self):
@@ -57,6 +59,7 @@
 		# notify leave applier about cancellation
 		self.notify_employee()
 		self.cancel_attendance()
+		self.create_leave_ledger_entry(submit=False)
 
 	def validate_applicable_after(self):
 		if self.leave_type:
@@ -192,7 +195,7 @@
 				frappe.throw(_("The day(s) on which you are applying for leave are holidays. You need not apply for leave."))
 
 			if not is_lwp(self.leave_type):
-				self.leave_balance = get_leave_balance_on(self.employee, self.leave_type, self.from_date, docname=self.name,
+				self.leave_balance = get_leave_balance_on(self.employee, self.leave_type, self.from_date, self.to_date,
 					consider_all_leaves_in_the_allocation_period=True)
 				if self.status != "Rejected" and self.leave_balance < self.total_leave_days:
 					if frappe.db.get_value("Leave Type", self.leave_type, "allow_negative"):
@@ -346,6 +349,51 @@
 			except frappe.OutgoingEmailError:
 				pass
 
+	def create_leave_ledger_entry(self, submit=True):
+		expiry_date = get_allocation_expiry(self.employee, self.leave_type,
+			self.to_date, self.from_date)
+
+		lwp = frappe.db.get_value("Leave Type", self.leave_type, "is_lwp")
+
+		if expiry_date:
+			self.create_ledger_entry_for_intermediate_allocation_expiry(expiry_date, submit)
+		else:
+			args = dict(
+				leaves=self.total_leave_days * -1,
+				from_date=self.from_date,
+				to_date=self.to_date,
+				is_lwp=lwp
+			)
+			create_leave_ledger_entry(self, args, submit)
+
+	def create_ledger_entry_for_intermediate_allocation_expiry(self, expiry_date, submit):
+		''' splits leave application into two ledger entries to consider expiry of allocation '''
+		args = dict(
+			from_date=self.from_date,
+			to_date=expiry_date,
+			leaves=(date_diff(expiry_date, self.from_date) + 1) * -1
+		)
+		create_leave_ledger_entry(self, args, submit)
+
+		if expiry_date != self.to_date:
+			start_date = add_days(expiry_date, 1)
+			args.update(dict(
+				from_date=start_date,
+				to_date=self.to_date,
+				leaves=date_diff(self.to_date, expiry_date) * -1
+			))
+			create_leave_ledger_entry(self, args, submit)
+
+def get_allocation_expiry(employee, leave_type, to_date, from_date):
+	expiry =  frappe.get_all("Leave Ledger Entry",
+		filters={
+			'employee': employee,
+			'leave_type': leave_type,
+			'transaction_type': 'Leave Allocation',
+			'to_date': ['between', (from_date, to_date)]
+		},fields=['to_date'])
+	return expiry[0]['to_date'] if expiry else None
+
 @frappe.whitelist()
 def get_number_of_leave_days(employee, leave_type, from_date, to_date, half_day = None, half_day_date = None):
 	number_of_days = 0
@@ -363,14 +411,16 @@
 
 @frappe.whitelist()
 def get_leave_details(employee, date):
-	allocation_records = get_leave_allocation_records(date, employee).get(employee, frappe._dict())
+	allocation_records = get_leave_allocation_records(employee, date)
 	leave_allocation = {}
 	for d in allocation_records:
 		allocation = allocation_records.get(d, frappe._dict())
+		remaining_leaves = get_leave_balance_on(employee, d, date, to_date = allocation.to_date,
+			consider_all_leaves_in_the_allocation_period=True)
 		date = allocation.to_date
-		leaves_taken = get_leaves_for_period(employee, d, allocation.from_date, date, status="Approved")
-		leaves_pending = get_leaves_for_period(employee, d, allocation.from_date, date, status="Open")
-		remaining_leaves = allocation.total_leaves_allocated - leaves_taken - leaves_pending
+		leaves_taken = get_leaves_for_period(employee, d, allocation.from_date, date) * -1
+		leaves_pending = get_pending_leaves_for_period(employee, d, allocation.from_date, date)
+
 		leave_allocation[d] = {
 			"total_leaves": allocation.total_leaves_allocated,
 			"leaves_taken": leaves_taken,
@@ -385,40 +435,95 @@
 	return ret
 
 @frappe.whitelist()
-def get_leave_balance_on(employee, leave_type, date, allocation_records=None, docname=None,
-		consider_all_leaves_in_the_allocation_period=False, consider_encashed_leaves=True):
+def get_leave_balance_on(employee, leave_type, date, to_date=nowdate(), allocation_records=None,
+		consider_all_leaves_in_the_allocation_period=False):
+	''' Returns leave balance till date and fetches expiry date based on to_date
+		to calculate minimum remaining leave balance '''
 
-	if allocation_records == None:
-		allocation_records = get_leave_allocation_records(date, employee).get(employee, frappe._dict())
+	if not allocation_records:
+		allocation_records = get_leave_allocation_records(employee, date, leave_type)
+
 	allocation = allocation_records.get(leave_type, frappe._dict())
-	if consider_all_leaves_in_the_allocation_period:
-		date = allocation.to_date
-	leaves_taken = get_leaves_for_period(employee, leave_type, allocation.from_date, date, status="Approved", docname=docname)
-	leaves_encashed = 0
-	if frappe.db.get_value("Leave Type", leave_type, 'allow_encashment') and consider_encashed_leaves:
-		leaves_encashed = flt(allocation.total_leaves_encashed)
 
-	return flt(allocation.total_leaves_allocated) - (flt(leaves_taken) + flt(leaves_encashed))
+	end_date = allocation.to_date if consider_all_leaves_in_the_allocation_period else date
+	expiry = get_allocation_expiry(employee, leave_type, to_date, date)
 
-def get_total_allocated_leaves(employee, leave_type, date):
-	filters= {
-		'from_date': ['<=', date],
-		'to_date': ['>=', date],
-		'docstatus': 1,
-		'leave_type': leave_type,
-		'employee': employee
-	}
+	leaves_taken = get_leaves_for_period(employee, leave_type, allocation.from_date, end_date)
 
-	leave_allocation_records = frappe.db.get_all('Leave Allocation', filters=filters, fields=['total_leaves_allocated'])
+	return get_remaining_leaves(allocation, leaves_taken, date, expiry)
 
-	return flt(leave_allocation_records[0]['total_leaves_allocated']) if leave_allocation_records else flt(0)
+def get_leave_allocation_records(employee, date, leave_type=None):
+	''' returns the total allocated leaves and carry forwarded leaves based on ledger entries '''
 
-def get_leaves_for_period(employee, leave_type, from_date, to_date, status, docname=None):
-	leave_applications = frappe.db.sql("""
-		select name, employee, leave_type, from_date, to_date, total_leave_days
-		from `tabLeave Application`
+	conditions = ("and leave_type='%s'" % leave_type) if leave_type else ""
+	allocation_details = frappe.db.sql("""
+		SELECT
+			SUM(CASE WHEN is_carry_forward = 1 THEN leaves ELSE 0 END) as cf_leaves,
+			SUM(CASE WHEN is_carry_forward = 0 THEN leaves ELSE 0 END) as new_leaves,
+			MIN(from_date) as from_date,
+			MAX(to_date) as to_date,
+			leave_type
+		FROM `tabLeave Ledger Entry`
+		WHERE
+			from_date <= %(date)s
+			AND to_date >= %(date)s
+			AND docstatus=1
+			AND transaction_type="Leave Allocation"
+			AND employee=%(employee)s
+			AND is_expired=0
+			AND is_lwp=0
+			{0}
+		GROUP BY employee, leave_type
+	""".format(conditions), dict(date=date, employee=employee), as_dict=1) #nosec
+
+	allocated_leaves = frappe._dict()
+	for d in allocation_details:
+		allocated_leaves.setdefault(d.leave_type, frappe._dict({
+			"from_date": d.from_date,
+			"to_date": d.to_date,
+			"total_leaves_allocated": flt(d.cf_leaves) + flt(d.new_leaves),
+			"carry_forwarded_leaves": d.cf_leaves,
+			"new_leaves_allocated": d.new_leaves,
+			"leave_type": d.leave_type
+		}))
+	return allocated_leaves
+
+def get_pending_leaves_for_period(employee, leave_type, from_date, to_date):
+	''' Returns leaves that are pending approval '''
+	return frappe.db.get_value("Leave Application",
+		filters={
+			"employee": employee,
+			"leave_type": leave_type,
+			"from_date": ("<=", from_date),
+			"to_date": (">=", to_date),
+			"status": "Open"
+		}, fieldname=['SUM(total_leave_days)']) or flt(0)
+
+def get_remaining_leaves(allocation, leaves_taken, date, expiry):
+	''' Returns minimum leaves remaining after comparing with remaining days for allocation expiry '''
+	def _get_remaining_leaves(allocated_leaves, end_date):
+		remaining_leaves = flt(allocated_leaves) + flt(leaves_taken)
+
+		if remaining_leaves > 0:
+			remaining_days = date_diff(end_date, date) + 1
+			remaining_leaves = min(remaining_days, remaining_leaves)
+
+		return remaining_leaves
+
+	if expiry:
+		remaining_leaves = _get_remaining_leaves(allocation.carry_forwarded_leaves, expiry)
+
+		return flt(allocation.new_leaves_allocated) + flt(remaining_leaves)
+	else:
+		return _get_remaining_leaves(allocation.total_leaves_allocated, allocation.to_date)
+
+def get_leaves_for_period(employee, leave_type, from_date, to_date):
+	leave_entries = frappe.db.sql("""
+		select employee, leave_type, from_date, to_date, leaves, transaction_type
+		from `tabLeave Ledger Entry`
 		where employee=%(employee)s and leave_type=%(leave_type)s
-			and status = %(status)s and docstatus != 2
+			and docstatus=1
+			and leaves<0
 			and (from_date between %(from_date)s and %(to_date)s
 				or to_date between %(from_date)s and %(to_date)s
 				or (from_date < %(from_date)s and to_date > %(to_date)s))
@@ -426,44 +531,25 @@
 		"from_date": from_date,
 		"to_date": to_date,
 		"employee": employee,
-		"status": status,
 		"leave_type": leave_type
 	}, as_dict=1)
 	leave_days = 0
-	for leave_app in leave_applications:
-		if docname and leave_app.name == docname:
-			continue
-		if leave_app.from_date >= getdate(from_date) and leave_app.to_date <= getdate(to_date):
-			leave_days += leave_app.total_leave_days
+
+	for leave_entry in leave_entries:
+		if leave_entry.from_date >= getdate(from_date) and leave_entry.to_date <= getdate(to_date) \
+			and leave_entry.transaction_type in ('Leave Encashment', 'Leave Allocation'):
+			leave_days += leave_entry.leaves
 		else:
-			if leave_app.from_date < getdate(from_date):
-				leave_app.from_date = from_date
-			if leave_app.to_date > getdate(to_date):
-				leave_app.to_date = to_date
+			if leave_entry.from_date < getdate(from_date):
+				leave_entry.from_date = from_date
+			if leave_entry.to_date > getdate(to_date):
+				leave_entry.to_date = to_date
 
 			leave_days += get_number_of_leave_days(employee, leave_type,
-				leave_app.from_date, leave_app.to_date)
+				leave_entry.from_date, leave_entry.to_date) * -1
 
 	return leave_days
 
-def get_leave_allocation_records(date, employee=None):
-	conditions = (" and employee='%s'" % employee) if employee else ""
-
-	leave_allocation_records = frappe.db.sql("""
-		select employee, leave_type, total_leaves_allocated, total_leaves_encashed, from_date, to_date
-		from `tabLeave Allocation`
-		where %s between from_date and to_date and docstatus=1 {0}""".format(conditions), (date), as_dict=1)
-
-	allocated_leaves = frappe._dict()
-	for d in leave_allocation_records:
-		allocated_leaves.setdefault(d.employee, frappe._dict()).setdefault(d.leave_type, frappe._dict({
-			"from_date": d.from_date,
-			"to_date": d.to_date,
-			"total_leaves_allocated": d.total_leaves_allocated,
-			"total_leaves_encashed":d.total_leaves_encashed
-		}))
-	return allocated_leaves
-
 @frappe.whitelist()
 def get_holidays(employee, from_date, to_date):
 	'''get holidays between two dates for the given employee'''
@@ -641,4 +727,4 @@
 
 	if department:
 		return frappe.db.get_value('Department Approver', {'parent': department,
-			'parentfield': 'leave_approvers', 'idx': 1}, 'approver')
+			'parentfield': 'leave_approvers', 'idx': 1}, 'approver')
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_application/test_leave_application.py b/erpnext/hr/doctype/leave_application/test_leave_application.py
index d3dcca1..54216ee 100644
--- a/erpnext/hr/doctype/leave_application/test_leave_application.py
+++ b/erpnext/hr/doctype/leave_application/test_leave_application.py
@@ -7,7 +7,9 @@
 
 from erpnext.hr.doctype.leave_application.leave_application import LeaveDayBlockedError, OverlapError, NotAnOptionalHoliday, get_leave_balance_on
 from frappe.permissions import clear_user_permissions_for_doctype
-from frappe.utils import add_days, nowdate, now_datetime, getdate
+from frappe.utils import add_days, nowdate, now_datetime, getdate, add_months
+from erpnext.hr.doctype.leave_type.test_leave_type import create_leave_type
+from erpnext.hr.doctype.leave_allocation.test_leave_allocation import create_leave_allocation
 
 test_dependencies = ["Leave Allocation", "Leave Block List"]
 
@@ -17,6 +19,7 @@
   "doctype": "Leave Application",
   "employee": "_T-Employee-00001",
   "from_date": "2013-05-01",
+  "description": "_Test Reason",
   "leave_type": "_Test Leave Type",
   "posting_date": "2013-01-02",
   "to_date": "2013-05-05"
@@ -26,6 +29,7 @@
   "doctype": "Leave Application",
   "employee": "_T-Employee-00002",
   "from_date": "2013-05-01",
+  "description": "_Test Reason",
   "leave_type": "_Test Leave Type",
   "posting_date": "2013-01-02",
   "to_date": "2013-05-05"
@@ -35,6 +39,7 @@
   "doctype": "Leave Application",
   "employee": "_T-Employee-00001",
   "from_date": "2013-01-15",
+  "description": "_Test Reason",
   "leave_type": "_Test Leave Type LWP",
   "posting_date": "2013-01-02",
   "to_date": "2013-01-15"
@@ -44,8 +49,8 @@
 
 class TestLeaveApplication(unittest.TestCase):
 	def setUp(self):
-		for dt in ["Leave Application", "Leave Allocation", "Salary Slip"]:
-			frappe.db.sql("delete from `tab%s`" % dt)
+		for dt in ["Leave Application", "Leave Allocation", "Salary Slip", "Leave Ledger Entry"]:
+			frappe.db.sql("DELETE FROM `tab%s`" % dt) #nosec
 
 	@classmethod
 	def setUpClass(cls):
@@ -268,13 +273,14 @@
 			doctype = 'Leave Application',
 			employee = employee.name,
 			company = '_Test Company',
+			description = "_Test Reason",
 			leave_type = leave_type,
 			from_date = date,
 			to_date = date,
 		))
 
 		# can only apply on optional holidays
-		self.assertTrue(NotAnOptionalHoliday, leave_application.insert)
+		self.assertRaises(NotAnOptionalHoliday, leave_application.insert)
 
 		leave_application.from_date = today
 		leave_application.to_date = today
@@ -285,7 +291,6 @@
 		# check leave balance is reduced
 		self.assertEqual(get_leave_balance_on(employee.name, leave_type, today), 9)
 
-
 	def test_leaves_allowed(self):
 		employee = get_employee()
 		leave_period = get_leave_period()
@@ -301,24 +306,25 @@
 		allocate_leaves(employee, leave_period, leave_type.name, 5)
 
 		leave_application = frappe.get_doc(dict(
-		doctype = 'Leave Application',
+			doctype = 'Leave Application',
 			employee = employee.name,
 			leave_type = leave_type.name,
+			description = "_Test Reason",
 			from_date = date,
 			to_date = add_days(date, 2),
 			company = "_Test Company",
 			docstatus = 1,
             status = "Approved"
 		))
-
-		self.assertTrue(leave_application.insert())
+		leave_application.submit()
 
 		leave_application = frappe.get_doc(dict(
 			doctype = 'Leave Application',
 			employee = employee.name,
 			leave_type = leave_type.name,
+			description = "_Test Reason",
 			from_date = add_days(date, 4),
-			to_date = add_days(date, 7),
+			to_date = add_days(date, 8),
 			company = "_Test Company",
 			docstatus = 1,
             status = "Approved"
@@ -342,6 +348,7 @@
 			doctype = 'Leave Application',
 			employee = employee.name,
 			leave_type = leave_type.name,
+			description = "_Test Reason",
 			from_date = date,
 			to_date = add_days(date, 4),
 			company = "_Test Company",
@@ -363,6 +370,7 @@
 		doctype = 'Leave Application',
 			employee = employee.name,
 			leave_type = leave_type_1.name,
+			description = "_Test Reason",
 			from_date = date,
 			to_date = add_days(date, 4),
 			company = "_Test Company",
@@ -392,6 +400,7 @@
 			doctype = 'Leave Application',
 			employee = employee.name,
 			leave_type = leave_type.name,
+			description = "_Test Reason",
 			from_date = date,
 			to_date = add_days(date, 4),
 			company = "_Test Company",
@@ -401,6 +410,18 @@
 
 		self.assertRaises(frappe.ValidationError, leave_application.insert)
 
+	def test_leave_balance_near_allocaton_expiry(self):
+		employee = get_employee()
+		leave_type = create_leave_type(
+			leave_type_name="_Test_CF_leave_expiry",
+			is_carry_forward=1,
+			carry_forward_leave_expiry=90)
+		leave_type.submit()
+
+		create_carry_forwarded_allocation(employee, leave_type)
+
+		self.assertEqual(get_leave_balance_on(employee.name, leave_type.name, nowdate(), add_days(nowdate(), 8)), 21)
+
 	def test_earned_leave(self):
 		leave_period = get_leave_period()
 		employee = get_employee()
@@ -444,9 +465,10 @@
 		allocation.insert(ignore_permissions=True)
 		allocation.submit()
 		leave_application = frappe.get_doc(dict(
-		doctype = 'Leave Application',
+			doctype = 'Leave Application',
 			employee = employee.name,
 			leave_type = leave_type,
+			description = "_Test Reason",
 			from_date = '2018-10-02',
 			to_date = '2018-10-02',
 			company = '_Test Company',
@@ -457,9 +479,90 @@
 		leave_application.submit()
 		self.assertEqual(leave_application.docstatus, 1)
 
-def make_allocation_record(employee=None, leave_type=None):
-	frappe.db.sql("delete from `tabLeave Allocation`")
+	def test_creation_of_leave_ledger_entry_on_submit(self):
+		employee = get_employee()
 
+		leave_type = create_leave_type(leave_type_name = 'Test Leave Type 1')
+		leave_type.save()
+
+		leave_allocation = create_leave_allocation(employee=employee.name, employee_name=employee.employee_name,
+			leave_type=leave_type.name)
+		leave_allocation.submit()
+
+		leave_application = frappe.get_doc(dict(
+			doctype = 'Leave Application',
+			employee = employee.name,
+			leave_type = leave_type.name,
+			from_date = add_days(nowdate(), 1),
+			to_date = add_days(nowdate(), 4),
+			description = "_Test Reason",
+			company = "_Test Company",
+			docstatus = 1,
+            status = "Approved"
+		))
+		leave_application.submit()
+		leave_ledger_entry = frappe.get_all('Leave Ledger Entry', fields='*', filters=dict(transaction_name=leave_application.name))
+
+		self.assertEquals(leave_ledger_entry[0].employee, leave_application.employee)
+		self.assertEquals(leave_ledger_entry[0].leave_type, leave_application.leave_type)
+		self.assertEquals(leave_ledger_entry[0].leaves, leave_application.total_leave_days * -1)
+
+		# check if leave ledger entry is deleted on cancellation
+		leave_application.cancel()
+		self.assertFalse(frappe.db.exists("Leave Ledger Entry", {'transaction_name':leave_application.name}))
+
+	def test_ledger_entry_creation_on_intermediate_allocation_expiry(self):
+		employee = get_employee()
+		leave_type = create_leave_type(
+			leave_type_name="_Test_CF_leave_expiry",
+			is_carry_forward=1,
+			carry_forward_leave_expiry=90)
+		leave_type.submit()
+
+		create_carry_forwarded_allocation(employee, leave_type)
+
+		leave_application = frappe.get_doc(dict(
+			doctype = 'Leave Application',
+			employee = employee.name,
+			leave_type = leave_type.name,
+			from_date = add_days(nowdate(), -3),
+			to_date = add_days(nowdate(), 7),
+			description = "_Test Reason",
+			company = "_Test Company",
+			docstatus = 1,
+            status = "Approved"
+		))
+		leave_application.submit()
+
+		leave_ledger_entry = frappe.get_all('Leave Ledger Entry', '*', filters=dict(transaction_name=leave_application.name))
+
+		self.assertEquals(len(leave_ledger_entry), 2)
+		self.assertEquals(leave_ledger_entry[0].employee, leave_application.employee)
+		self.assertEquals(leave_ledger_entry[0].leave_type, leave_application.leave_type)
+		self.assertEquals(leave_ledger_entry[0].leaves, -9)
+		self.assertEquals(leave_ledger_entry[1].leaves, -2)
+
+def create_carry_forwarded_allocation(employee, leave_type):
+		# initial leave allocation
+		leave_allocation = create_leave_allocation(
+			leave_type="_Test_CF_leave_expiry",
+			employee=employee.name,
+			employee_name=employee.employee_name,
+			from_date=add_months(nowdate(), -24),
+			to_date=add_months(nowdate(), -12),
+			carry_forward=1)
+		leave_allocation.submit()
+
+		leave_allocation = create_leave_allocation(
+			leave_type="_Test_CF_leave_expiry",
+			employee=employee.name,
+			employee_name=employee.employee_name,
+			from_date=add_days(nowdate(), -85),
+			to_date=add_days(nowdate(), 100),
+			carry_forward=1)
+		leave_allocation.submit()
+
+def make_allocation_record(employee=None, leave_type=None):
 	allocation = frappe.get_doc({
 		"doctype": "Leave Allocation",
 		"employee": employee or "_T-Employee-00001",
@@ -513,4 +616,4 @@
 		"docstatus": 1
 	}).insert()
 
-	allocate_leave.submit()
+	allocate_leave.submit()
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_encashment/leave_encashment.py b/erpnext/hr/doctype/leave_encashment/leave_encashment.py
index 9944bc5..70cd578 100644
--- a/erpnext/hr/doctype/leave_encashment/leave_encashment.py
+++ b/erpnext/hr/doctype/leave_encashment/leave_encashment.py
@@ -10,6 +10,7 @@
 from erpnext.hr.utils import set_employee_name
 from erpnext.hr.doctype.leave_application.leave_application import get_leave_balance_on
 from erpnext.hr.doctype.salary_structure_assignment.salary_structure_assignment import get_assigned_salary_structure
+from erpnext.hr.doctype.leave_ledger_entry.leave_ledger_entry import create_leave_ledger_entry
 
 class LeaveEncashment(Document):
 	def validate(self):
@@ -40,6 +41,8 @@
 		frappe.db.set_value("Leave Allocation", self.leave_allocation, "total_leaves_encashed",
 				frappe.db.get_value('Leave Allocation', self.leave_allocation, 'total_leaves_encashed') + self.encashable_days)
 
+		self.create_leave_ledger_entry()
+
 	def on_cancel(self):
 		if self.additional_salary:
 			frappe.get_doc("Additional Salary", self.additional_salary).cancel()
@@ -48,6 +51,7 @@
 		if self.leave_allocation:
 			frappe.db.set_value("Leave Allocation", self.leave_allocation, "total_leaves_encashed",
 				frappe.db.get_value('Leave Allocation', self.leave_allocation, 'total_leaves_encashed') - self.encashable_days)
+		self.create_leave_ledger_entry(submit=False)
 
 	def get_leave_details_for_encashment(self):
 		salary_structure = get_assigned_salary_structure(self.employee, self.encashment_date or getdate(nowdate()))
@@ -75,3 +79,12 @@
 		and employee= '{2}'""".format(self.encashment_date or getdate(nowdate()), self.leave_type, self.employee))
 
 		return leave_allocation[0][0] if leave_allocation else None
+
+	def create_leave_ledger_entry(self, submit=True):
+		args = frappe._dict(
+			leaves=self.encashable_days * -1,
+			from_date=self.encashment_date,
+			to_date=self.encashment_date,
+			is_carry_forward=0
+		)
+		create_leave_ledger_entry(self, args, submit)
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_encashment/test_leave_encashment.py b/erpnext/hr/doctype/leave_encashment/test_leave_encashment.py
index ef5c2aa..2daeffc 100644
--- a/erpnext/hr/doctype/leave_encashment/test_leave_encashment.py
+++ b/erpnext/hr/doctype/leave_encashment/test_leave_encashment.py
@@ -9,42 +9,44 @@
 from erpnext.hr.doctype.employee.test_employee import make_employee
 from erpnext.hr.doctype.salary_structure.test_salary_structure import make_salary_structure
 from erpnext.hr.doctype.leave_period.test_leave_period import create_leave_period
+from erpnext.hr.doctype.leave_policy.test_leave_policy import create_leave_policy\
 
 test_dependencies = ["Leave Type"]
 
 class TestLeaveEncashment(unittest.TestCase):
 	def setUp(self):
 		frappe.db.sql('''delete from `tabLeave Period`''')
-	def test_leave_balance_value_and_amount(self):
-		employee = "test_employee_encashment@salary.com"
-		leave_type = "_Test Leave Type Encashment"
+		frappe.db.sql('''delete from `tabLeave Allocation`''')
+		frappe.db.sql('''delete from `tabLeave Ledger Entry`''')
+		frappe.db.sql('''delete from `tabAdditional Salary`''')
 
 		# create the leave policy
-		leave_policy = frappe.get_doc({
-			"doctype": "Leave Policy",
-			"leave_policy_details": [{
-				"leave_type": leave_type,
-				"annual_allocation": 10
-			}]
-		}).insert()
+		leave_policy = create_leave_policy(
+			leave_type="_Test Leave Type Encashment",
+			annual_allocation=10)
 		leave_policy.submit()
 
 		# create employee, salary structure and assignment
-		employee = make_employee(employee)
-		frappe.db.set_value("Employee", employee, "leave_policy", leave_policy.name) 
-		salary_structure = make_salary_structure("Salary Structure for Encashment", "Monthly", employee,
+		self.employee = make_employee("test_employee_encashment@example.com")
+
+		frappe.db.set_value("Employee", self.employee, "leave_policy", leave_policy.name)
+
+		salary_structure = make_salary_structure("Salary Structure for Encashment", "Monthly", self.employee,
 			other_details={"leave_encashment_amount_per_day": 50})
 
 		# create the leave period and assign the leaves
-		leave_period = create_leave_period(add_months(today(), -3), add_months(today(), 3))
-		leave_period.grant_leave_allocation(employee=employee)
+		self.leave_period = create_leave_period(add_months(today(), -3), add_months(today(), 3))
+		self.leave_period.grant_leave_allocation(employee=self.employee)
 
+
+	def test_leave_balance_value_and_amount(self):
+		frappe.db.sql('''delete from `tabLeave Encashment`''')
 		leave_encashment = frappe.get_doc(dict(
-			doctype = 'Leave Encashment',
-			employee = employee,
-			leave_type = leave_type,
-			leave_period = leave_period.name,
-			payroll_date = today()
+			doctype='Leave Encashment',
+			employee=self.employee,
+			leave_type="_Test Leave Type Encashment",
+			leave_period=self.leave_period.name,
+			payroll_date=today()
 		)).insert()
 
 		self.assertEqual(leave_encashment.leave_balance, 10)
@@ -53,3 +55,26 @@
 
 		leave_encashment.submit()
 		self.assertTrue(frappe.db.get_value("Leave Encashment", leave_encashment.name, "additional_salary"))
+
+	def test_creation_of_leave_ledger_entry_on_submit(self):
+		frappe.db.sql('''delete from `tabLeave Encashment`''')
+		leave_encashment = frappe.get_doc(dict(
+			doctype='Leave Encashment',
+			employee=self.employee,
+			leave_type="_Test Leave Type Encashment",
+			leave_period=self.leave_period.name,
+			payroll_date=today()
+		)).insert()
+
+		leave_encashment.submit()
+
+		leave_ledger_entry = frappe.get_all('Leave Ledger Entry', fields='*', filters=dict(transaction_name=leave_encashment.name))
+
+		self.assertEquals(len(leave_ledger_entry), 1)
+		self.assertEquals(leave_ledger_entry[0].employee, leave_encashment.employee)
+		self.assertEquals(leave_ledger_entry[0].leave_type, leave_encashment.leave_type)
+		self.assertEquals(leave_ledger_entry[0].leaves, leave_encashment.encashable_days *  -1)
+
+		# check if leave ledger entry is deleted on cancellation
+		leave_encashment.cancel()
+		self.assertFalse(frappe.db.exists("Leave Ledger Entry", {'transaction_name':leave_encashment.name}))
diff --git a/erpnext/hr/doctype/leave_ledger_entry/__init__.py b/erpnext/hr/doctype/leave_ledger_entry/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/hr/doctype/leave_ledger_entry/__init__.py
diff --git a/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.js b/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.js
new file mode 100644
index 0000000..c68d518
--- /dev/null
+++ b/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.js
@@ -0,0 +1,8 @@
+// Copyright (c) 2019, Frappe Technologies Pvt. Ltd. and contributors
+// For license information, please see license.txt
+
+frappe.ui.form.on('Leave Ledger Entry', {
+	// refresh: function(frm) {
+
+	// }
+});
diff --git a/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.json b/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.json
new file mode 100644
index 0000000..0166e43
--- /dev/null
+++ b/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.json
@@ -0,0 +1,168 @@
+{
+ "creation": "2019-05-09 15:47:39.760406",
+ "doctype": "DocType",
+ "engine": "InnoDB",
+ "field_order": [
+  "employee",
+  "employee_name",
+  "leave_type",
+  "transaction_type",
+  "transaction_name",
+  "leaves",
+  "column_break_7",
+  "from_date",
+  "to_date",
+  "is_carry_forward",
+  "is_expired",
+  "is_lwp",
+  "amended_from"
+ ],
+ "fields": [
+  {
+   "fieldname": "employee",
+   "fieldtype": "Link",
+   "in_list_view": 1,
+   "in_standard_filter": 1,
+   "label": "Employee",
+   "options": "Employee"
+  },
+  {
+   "fieldname": "employee_name",
+   "fieldtype": "Data",
+   "label": "Employee Name"
+  },
+  {
+   "fieldname": "leave_type",
+   "fieldtype": "Link",
+   "in_list_view": 1,
+   "in_standard_filter": 1,
+   "label": "Leave Type",
+   "options": "Leave Type"
+  },
+  {
+   "fieldname": "amended_from",
+   "fieldtype": "Link",
+   "label": "Amended From",
+   "no_copy": 1,
+   "options": "Leave Ledger Entry",
+   "print_hide": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "transaction_type",
+   "fieldtype": "Link",
+   "label": "Transaction Type",
+   "options": "DocType"
+  },
+  {
+   "fieldname": "transaction_name",
+   "fieldtype": "Dynamic Link",
+   "label": "Transaction Name",
+   "options": "transaction_type"
+  },
+  {
+   "fieldname": "leaves",
+   "fieldtype": "Float",
+   "in_list_view": 1,
+   "label": "Leaves"
+  },
+  {
+   "fieldname": "from_date",
+   "fieldtype": "Date",
+   "label": "From Date"
+  },
+  {
+   "fieldname": "to_date",
+   "fieldtype": "Date",
+   "label": "To Date"
+  },
+  {
+   "default": "0",
+   "fieldname": "is_carry_forward",
+   "fieldtype": "Check",
+   "label": "Is Carry Forward"
+  },
+  {
+   "default": "0",
+   "fieldname": "is_expired",
+   "fieldtype": "Check",
+   "label": "Is Expired"
+  },
+  {
+   "fieldname": "column_break_7",
+   "fieldtype": "Column Break"
+  },
+  {
+   "default": "0",
+   "fieldname": "is_lwp",
+   "fieldtype": "Check",
+   "label": "Is Leave Without Pay"
+  }
+ ],
+ "in_create": 1,
+ "is_submittable": 1,
+ "modified": "2019-06-06 20:33:37.531161",
+ "modified_by": "Administrator",
+ "module": "HR",
+ "name": "Leave Ledger Entry",
+ "owner": "Administrator",
+ "permissions": [
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "System Manager",
+   "share": 1,
+   "submit": 1,
+   "write": 1
+  },
+  {
+   "cancel": 1,
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "HR Manager",
+   "share": 1,
+   "submit": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "HR User",
+   "share": 1,
+   "submit": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "if_owner": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "All",
+   "share": 1,
+   "submit": 1,
+   "write": 1
+  }
+ ],
+ "sort_field": "modified",
+ "sort_order": "ASC",
+ "title_field": "employee"
+}
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.py b/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.py
new file mode 100644
index 0000000..6142dcf
--- /dev/null
+++ b/erpnext/hr/doctype/leave_ledger_entry/leave_ledger_entry.py
@@ -0,0 +1,107 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2019, Frappe Technologies Pvt. Ltd. and contributors
+# For license information, please see license.txt
+
+from __future__ import unicode_literals
+import frappe
+from frappe.model.document import Document
+from frappe import _
+from frappe.utils import add_days, today, flt
+
+class LeaveLedgerEntry(Document):
+	def on_cancel(self):
+		# allow cancellation of expiry leaves
+		if not self.is_expired:
+			frappe.throw(_("Only expired allocation can be cancelled"))
+
+def validate_leave_allocation_against_leave_application(ledger):
+	''' Checks that leave allocation has no leave application against it '''
+	leave_application_records = frappe.get_all("Leave Ledger Entry",
+		filters={
+			'employee': ledger.employee,
+			'leave_type': ledger.leave_type,
+			'transaction_type': 'Leave Application',
+			'from_date': (">=", ledger.from_date),
+			'to_date': ('<=', ledger.to_date)
+		}, fields=['transaction_name'])
+
+	if leave_application_records:
+		frappe.throw(_("Leave allocation %s is linked with leave application %s"
+			% (ledger.transaction_name, ', '.join(leave_application_records))))
+
+def create_leave_ledger_entry(ref_doc, args, submit=True):
+	ledger = frappe._dict(
+		doctype='Leave Ledger Entry',
+		employee=ref_doc.employee,
+		employee_name=ref_doc.employee_name,
+		leave_type=ref_doc.leave_type,
+		transaction_type=ref_doc.doctype,
+		transaction_name=ref_doc.name,
+		is_carry_forward=0,
+		is_expired=0,
+		is_lwp=0
+	)
+	ledger.update(args)
+	if submit:
+		frappe.get_doc(ledger).submit()
+	else:
+		delete_ledger_entry(ledger)
+
+def delete_ledger_entry(ledger):
+	''' Delete ledger entry on cancel of leave application/allocation/encashment '''
+
+	if ledger.transaction_type == "Leave Allocation":
+		validate_leave_allocation_against_leave_application(ledger)
+
+	frappe.db.sql("""DELETE
+		FROM `tabLeave Ledger Entry`
+		WHERE
+			`transaction_name`=%s""", (ledger.transaction_name))
+
+def process_expired_allocation():
+	''' Check if a carry forwarded allocation has expired and create a expiry ledger entry '''
+
+	# fetch leave type records that has carry forwarded leaves expiry
+	leave_type_records = frappe.db.get_values("Leave Type", filters={
+			'carry_forward_leave_expiry': (">", 0)
+		}, fieldname=['name'])
+
+	if leave_type_records:
+		leave_type = [record[0] for record in leave_type_records]
+		expired_allocation = frappe.get_all("Leave Ledger Entry",
+			filters={
+				'to_date': today(),
+				'transaction_type': 'Leave Allocation',
+				'is_carry_forward': 1,
+				'leave_type': ('in', leave_type)
+			}, fields=['leaves', 'to_date', 'employee', 'leave_type'])
+
+	if expired_allocation:
+		create_expiry_ledger_entry(expired_allocation)
+
+def create_expiry_ledger_entry(expired_allocation):
+	''' Create expiry ledger entry for carry forwarded leaves '''
+	for allocation in expired_allocation:
+
+		leaves_taken = get_leaves_taken(allocation)
+		leaves = flt(allocation.leaves) + flt(leaves_taken)
+
+		if leaves > 0:
+			args = frappe._dict(
+				leaves=allocation.leaves * -1,
+				to_date=allocation.to_date,
+				is_carry_forward=1,
+				is_expired=1,
+				from_date=allocation.to_date
+			)
+			create_leave_ledger_entry(allocation, args)
+
+def get_leaves_taken(allocation):
+	return frappe.db.get_value("Leave Ledger Entry",
+		filters={
+			'employee': allocation.employee,
+			'leave_type': allocation.leave_type,
+			'from_date': ('>=', allocation.from_date),
+			'to_date': ('<=', allocation.to_date),
+			'transaction_type': 'Leave application'
+		}, fieldname=['SUM(leaves)'])
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_ledger_entry/test_leave_ledger_entry.py b/erpnext/hr/doctype/leave_ledger_entry/test_leave_ledger_entry.py
new file mode 100644
index 0000000..6f7725c
--- /dev/null
+++ b/erpnext/hr/doctype/leave_ledger_entry/test_leave_ledger_entry.py
@@ -0,0 +1,10 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2019, Frappe Technologies Pvt. Ltd. and Contributors
+# See license.txt
+from __future__ import unicode_literals
+
+# import frappe
+import unittest
+
+class TestLeaveLedgerEntry(unittest.TestCase):
+	pass
diff --git a/erpnext/hr/doctype/leave_period/leave_period.json b/erpnext/hr/doctype/leave_period/leave_period.json
index df28763..9e895c3 100644
--- a/erpnext/hr/doctype/leave_period/leave_period.json
+++ b/erpnext/hr/doctype/leave_period/leave_period.json
@@ -1,294 +1,294 @@
 {
- "allow_copy": 0, 
- "allow_guest_to_view": 0, 
- "allow_import": 1, 
- "allow_rename": 1, 
- "autoname": "HR-LPR-.YYYY.-.#####", 
- "beta": 0, 
- "creation": "2018-04-13 15:20:52.864288", 
- "custom": 0, 
- "docstatus": 0, 
- "doctype": "DocType", 
- "document_type": "", 
- "editable_grid": 1, 
- "engine": "InnoDB", 
+ "allow_copy": 0,
+ "allow_guest_to_view": 0,
+ "allow_import": 1,
+ "allow_rename": 1,
+ "autoname": "HR-LPR-.YYYY.-.#####",
+ "beta": 0,
+ "creation": "2018-04-13 15:20:52.864288",
+ "custom": 0,
+ "docstatus": 0,
+ "doctype": "DocType",
+ "document_type": "",
+ "editable_grid": 1,
+ "engine": "InnoDB",
  "fields": [
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "from_date", 
-   "fieldtype": "Date", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "From Date", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 1, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 0,
+   "columns": 0,
+   "fieldname": "from_date",
+   "fieldtype": "Date",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 1,
+   "in_standard_filter": 0,
+   "label": "From Date",
+   "length": 0,
+   "no_copy": 0,
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 1,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
    "unique": 0
-  }, 
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "to_date", 
-   "fieldtype": "Date", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "To Date", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 1, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 0,
+   "columns": 0,
+   "fieldname": "to_date",
+   "fieldtype": "Date",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 1,
+   "in_standard_filter": 0,
+   "label": "To Date",
+   "length": 0,
+   "no_copy": 0,
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 1,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
    "unique": 0
-  }, 
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "column_break_3", 
-   "fieldtype": "Column Break", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 0,
+   "columns": 0,
+   "fieldname": "is_active",
+   "fieldtype": "Check",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 0,
+   "in_standard_filter": 0,
+   "label": "Is Active",
+   "length": 0,
+   "no_copy": 0,
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 0,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
    "unique": 0
-  }, 
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "company", 
-   "fieldtype": "Link", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "Company", 
-   "length": 0, 
-   "no_copy": 0, 
-   "options": "Company", 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 1, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 0,
+   "columns": 0,
+   "fieldname": "column_break_3",
+   "fieldtype": "Column Break",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 0,
+   "in_standard_filter": 0,
+   "length": 0,
+   "no_copy": 0,
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 0,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
    "unique": 0
-  }, 
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "is_active", 
-   "fieldtype": "Check", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "Is Active", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 0,
+   "columns": 0,
+   "fieldname": "company",
+   "fieldtype": "Link",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 1,
+   "in_standard_filter": 0,
+   "label": "Company",
+   "length": 0,
+   "no_copy": 0,
+   "options": "Company",
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 1,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
    "unique": 0
-  }, 
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "optional_holiday_list", 
-   "fieldtype": "Link", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "Holiday List for Optional Leave", 
-   "length": 0, 
-   "no_copy": 0, 
-   "options": "Holiday List", 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 0,
+   "columns": 0,
+   "fieldname": "optional_holiday_list",
+   "fieldtype": "Link",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 0,
+   "in_standard_filter": 0,
+   "label": "Holiday List for Optional Leave",
+   "length": 0,
+   "no_copy": 0,
+   "options": "Holiday List",
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 0,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
    "unique": 0
   }
- ], 
- "has_web_view": 0, 
- "hide_heading": 0, 
- "hide_toolbar": 0, 
- "idx": 0, 
- "image_view": 0, 
- "in_create": 0, 
- "is_submittable": 0, 
- "issingle": 0, 
- "istable": 0, 
- "max_attachments": 0, 
- "modified": "2018-08-21 16:15:43.305502", 
- "modified_by": "Administrator", 
- "module": "HR", 
- "name": "Leave Period", 
- "name_case": "", 
- "owner": "Administrator", 
+ ],
+ "has_web_view": 0,
+ "hide_heading": 0,
+ "hide_toolbar": 0,
+ "idx": 0,
+ "image_view": 0,
+ "in_create": 0,
+ "is_submittable": 0,
+ "issingle": 0,
+ "istable": 0,
+ "max_attachments": 0,
+ "modified": "2019-05-30 16:15:43.305502",
+ "modified_by": "Administrator",
+ "module": "HR",
+ "name": "Leave Period",
+ "name_case": "",
+ "owner": "Administrator",
  "permissions": [
   {
-   "amend": 0, 
-   "cancel": 0, 
-   "create": 1, 
-   "delete": 1, 
-   "email": 1, 
-   "export": 1, 
-   "if_owner": 0, 
-   "import": 0, 
-   "permlevel": 0, 
-   "print": 1, 
-   "read": 1, 
-   "report": 1, 
-   "role": "System Manager", 
-   "set_user_permissions": 0, 
-   "share": 1, 
-   "submit": 0, 
+   "amend": 0,
+   "cancel": 0,
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "if_owner": 0,
+   "import": 0,
+   "permlevel": 0,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "System Manager",
+   "set_user_permissions": 0,
+   "share": 1,
+   "submit": 0,
    "write": 1
-  }, 
+  },
   {
-   "amend": 0, 
-   "cancel": 0, 
-   "create": 1, 
-   "delete": 1, 
-   "email": 1, 
-   "export": 1, 
-   "if_owner": 0, 
-   "import": 0, 
-   "permlevel": 0, 
-   "print": 1, 
-   "read": 1, 
-   "report": 1, 
-   "role": "HR Manager", 
-   "set_user_permissions": 0, 
-   "share": 1, 
-   "submit": 0, 
+   "amend": 0,
+   "cancel": 0,
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "if_owner": 0,
+   "import": 0,
+   "permlevel": 0,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "HR Manager",
+   "set_user_permissions": 0,
+   "share": 1,
+   "submit": 0,
    "write": 1
-  }, 
+  },
   {
-   "amend": 0, 
-   "cancel": 0, 
-   "create": 1, 
-   "delete": 1, 
-   "email": 1, 
-   "export": 1, 
-   "if_owner": 0, 
-   "import": 0, 
-   "permlevel": 0, 
-   "print": 1, 
-   "read": 1, 
-   "report": 1, 
-   "role": "HR User", 
-   "set_user_permissions": 0, 
-   "share": 1, 
-   "submit": 0, 
+   "amend": 0,
+   "cancel": 0,
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "if_owner": 0,
+   "import": 0,
+   "permlevel": 0,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "HR User",
+   "set_user_permissions": 0,
+   "share": 1,
+   "submit": 0,
    "write": 1
   }
- ], 
- "quick_entry": 0, 
- "read_only": 0, 
- "read_only_onload": 0, 
- "show_name_in_global_search": 0, 
- "sort_field": "modified", 
- "sort_order": "DESC", 
- "track_changes": 1, 
- "track_seen": 0, 
+ ],
+ "quick_entry": 0,
+ "read_only": 0,
+ "read_only_onload": 0,
+ "show_name_in_global_search": 0,
+ "sort_field": "modified",
+ "sort_order": "DESC",
+ "track_changes": 1,
+ "track_seen": 0,
  "track_views": 0
 }
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_period/leave_period.py b/erpnext/hr/doctype/leave_period/leave_period.py
index 15fa8d6..91cc9b8 100644
--- a/erpnext/hr/doctype/leave_period/leave_period.py
+++ b/erpnext/hr/doctype/leave_period/leave_period.py
@@ -5,9 +5,10 @@
 from __future__ import unicode_literals
 import frappe
 from frappe import _
-from frappe.utils import getdate, cstr
+from frappe.utils import getdate, cstr, add_days
 from frappe.model.document import Document
 from erpnext.hr.utils import validate_overlap, get_employee_leave_policy
+from erpnext.hr.doctype.leave_allocation.leave_allocation import get_carry_forwarded_leaves
 from frappe.utils.background_jobs import enqueue
 from six import iteritems
 
@@ -39,8 +40,8 @@
 			employee=None, carry_forward_leaves=0):
 		employees = self.get_employees({
 			"grade": grade,
-			"department": department, 
-			"designation": designation, 
+			"department": department,
+			"designation": designation,
 			"name": employee
 		})
 
@@ -57,7 +58,7 @@
 	leave_allocations = []
 	existing_allocations_for = get_existing_allocations(employees, leave_period.name)
 	leave_type_details = get_leave_type_details()
-	count=0
+	count = 0
 	for employee in employees:
 		if employee in existing_allocations_for:
 			continue
@@ -77,8 +78,14 @@
 
 def get_existing_allocations(employees, leave_period):
 	leave_allocations = frappe.db.sql_list("""
-		select distinct employee from `tabLeave Allocation` 
-		where leave_period=%s and employee in (%s) and docstatus=1
+		SELECT DISTINCT
+			employee
+		FROM `tabLeave Allocation`
+		WHERE
+			leave_period=%s
+			AND employee in (%s)
+			AND carry_forward=0
+			AND docstatus=1
 	""" % ('%s', ', '.join(['%s']*len(employees))), [leave_period] + employees)
 	if leave_allocations:
 		frappe.msgprint(_("Skipping Leave Allocation for the following employees, as Leave Allocation records already exists against them. {0}")
@@ -87,7 +94,8 @@
 
 def get_leave_type_details():
 	leave_type_details = frappe._dict()
-	leave_types = frappe.get_all("Leave Type", fields=["name", "is_lwp", "is_earned_leave", "is_compensatory", "is_carry_forward"])
+	leave_types = frappe.get_all("Leave Type",
+		fields=["name", "is_lwp", "is_earned_leave", "is_compensatory", "is_carry_forward", "carry_forward_leave_expiry"])
 	for d in leave_types:
 		leave_type_details.setdefault(d.name, d)
 	return leave_type_details
@@ -109,6 +117,4 @@
 			allocation.carry_forward = carry_forward_leaves
 	allocation.save(ignore_permissions = True)
 	allocation.submit()
-	return allocation.name
-
-
+	return allocation.name
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_policy/leave_policy_dashboard.py b/erpnext/hr/doctype/leave_policy/leave_policy_dashboard.py
index f97d285..48a2045 100644
--- a/erpnext/hr/doctype/leave_policy/leave_policy_dashboard.py
+++ b/erpnext/hr/doctype/leave_policy/leave_policy_dashboard.py
@@ -12,6 +12,9 @@
 			},
 			{
 				'items': ['Employee Grade']
-			}
+			},
+			{
+				'items': ['Leave Allocation']
+			},
 		]
 	}
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_policy/test_leave_policy.py b/erpnext/hr/doctype/leave_policy/test_leave_policy.py
index 2c6f1d0..fc868ea 100644
--- a/erpnext/hr/doctype/leave_policy/test_leave_policy.py
+++ b/erpnext/hr/doctype/leave_policy/test_leave_policy.py
@@ -12,16 +12,20 @@
 		if random_leave_type:
 			random_leave_type = random_leave_type[0]
 			leave_type = frappe.get_doc("Leave Type", random_leave_type.name)
-			old_max_leaves_allowed = leave_type.max_leaves_allowed
 			leave_type.max_leaves_allowed = 2
 			leave_type.save()
 
-			leave_policy_details = {
-				"doctype": "Leave Policy",
-				"leave_policy_details": [{
-					"leave_type": leave_type.name,
-					"annual_allocation": leave_type.max_leaves_allowed + 1
-				}]
-			}
+		leave_policy = create_leave_policy(leave_type=leave_type.name, annual_allocation=leave_type.max_leaves_allowed + 1)
 
-			self.assertRaises(frappe.ValidationError, frappe.get_doc(leave_policy_details).insert)
+		self.assertRaises(frappe.ValidationError, leave_policy.insert)
+
+def create_leave_policy(**args):
+	''' Returns an object of leave policy '''
+	args = frappe._dict(args)
+	return frappe.get_doc({
+		"doctype": "Leave Policy",
+		"leave_policy_details": [{
+			"leave_type": args.leave_type or "_Test Leave Type",
+			"annual_allocation": args.annual_allocation or 10
+		}]
+	})
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_type/leave_type.json b/erpnext/hr/doctype/leave_type/leave_type.json
index 6a7a80a..7899c2f 100644
--- a/erpnext/hr/doctype/leave_type/leave_type.json
+++ b/erpnext/hr/doctype/leave_type/leave_type.json
@@ -1,5 +1,6 @@
 {
  "allow_copy": 0,
+ "allow_events_in_timeline": 0,
  "allow_guest_to_view": 0,
  "allow_import": 1,
  "allow_rename": 1,
@@ -14,10 +15,12 @@
  "fields": [
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "leave_type_name",
    "fieldtype": "Data",
    "hidden": 0,
@@ -42,15 +45,17 @@
    "search_index": 0,
    "set_only_once": 0,
    "translatable": 0,
-   "unique": 0
+   "unique": 1
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
    "depends_on": "",
+   "fetch_if_empty": 0,
    "fieldname": "max_leaves_allowed",
    "fieldtype": "Int",
    "hidden": 0,
@@ -78,10 +83,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "applicable_after",
    "fieldtype": "Int",
    "hidden": 0,
@@ -109,10 +116,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "max_continuous_days_allowed",
    "fieldtype": "Int",
    "hidden": 0,
@@ -141,10 +150,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "column_break_3",
    "fieldtype": "Column Break",
    "hidden": 0,
@@ -171,10 +182,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "is_carry_forward",
    "fieldtype": "Check",
    "hidden": 0,
@@ -203,10 +216,13 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "depends_on": "",
+   "fetch_if_empty": 0,
    "fieldname": "is_lwp",
    "fieldtype": "Check",
    "hidden": 0,
@@ -233,10 +249,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "is_optional_leave",
    "fieldtype": "Check",
    "hidden": 0,
@@ -264,10 +282,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "allow_negative",
    "fieldtype": "Check",
    "hidden": 0,
@@ -294,10 +314,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "include_holiday",
    "fieldtype": "Check",
    "hidden": 0,
@@ -324,10 +346,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "is_compensatory",
    "fieldtype": "Check",
    "hidden": 0,
@@ -355,10 +379,81 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 1,
    "columns": 0,
+   "depends_on": "eval: doc.is_carry_forward == 1",
+   "fetch_if_empty": 0,
+   "fieldname": "carry_forward_section",
+   "fieldtype": "Section Break",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 0,
+   "in_standard_filter": 0,
+   "label": "Carry Forward",
+   "length": 0,
+   "no_copy": 0,
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 0,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
+   "unique": 0
+  },
+  {
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 0,
+   "columns": 0,
+   "depends_on": "",
+   "description": "calculated in days",
+   "fetch_if_empty": 0,
+   "fieldname": "carry_forward_leave_expiry",
+   "fieldtype": "Int",
+   "hidden": 0,
+   "ignore_user_permissions": 0,
+   "ignore_xss_filter": 0,
+   "in_filter": 0,
+   "in_global_search": 0,
+   "in_list_view": 0,
+   "in_standard_filter": 0,
+   "label": "Expire Carried Forward Leaves",
+   "length": 0,
+   "no_copy": 0,
+   "permlevel": 0,
+   "precision": "",
+   "print_hide": 0,
+   "print_hide_if_no_value": 0,
+   "read_only": 0,
+   "remember_last_selected_value": 0,
+   "report_hide": 0,
+   "reqd": 0,
+   "search_index": 0,
+   "set_only_once": 0,
+   "translatable": 0,
+   "unique": 0
+  },
+  {
+   "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
+   "allow_on_submit": 0,
+   "bold": 0,
+   "collapsible": 1,
+   "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "encashment",
    "fieldtype": "Section Break",
    "hidden": 0,
@@ -386,10 +481,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "allow_encashment",
    "fieldtype": "Check",
    "hidden": 0,
@@ -417,11 +514,13 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
    "depends_on": "allow_encashment",
+   "fetch_if_empty": 0,
    "fieldname": "encashment_threshold_days",
    "fieldtype": "Int",
    "hidden": 0,
@@ -449,11 +548,13 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
    "depends_on": "allow_encashment",
+   "fetch_if_empty": 0,
    "fieldname": "earning_component",
    "fieldtype": "Link",
    "hidden": 0,
@@ -482,10 +583,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 1,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "earned_leave",
    "fieldtype": "Section Break",
    "hidden": 0,
@@ -513,10 +616,12 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
+   "fetch_if_empty": 0,
    "fieldname": "is_earned_leave",
    "fieldtype": "Check",
    "hidden": 0,
@@ -544,11 +649,13 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
    "depends_on": "is_earned_leave",
+   "fetch_if_empty": 0,
    "fieldname": "earned_leave_frequency",
    "fieldtype": "Select",
    "hidden": 0,
@@ -577,12 +684,14 @@
   },
   {
    "allow_bulk_edit": 0,
+   "allow_in_quick_entry": 0,
    "allow_on_submit": 0,
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
    "default": "0.5",
    "depends_on": "is_earned_leave",
+   "fetch_if_empty": 0,
    "fieldname": "rounding",
    "fieldtype": "Select",
    "hidden": 0,
@@ -611,17 +720,15 @@
   }
  ],
  "has_web_view": 0,
- "hide_heading": 0,
  "hide_toolbar": 0,
  "icon": "fa fa-flag",
  "idx": 1,
- "image_view": 0,
  "in_create": 0,
  "is_submittable": 0,
  "issingle": 0,
  "istable": 0,
  "max_attachments": 0,
- "modified": "2018-06-03 18:32:51.803472",
+ "modified": "2019-05-30 15:38:39.334283",
  "modified_by": "Administrator",
  "module": "HR",
  "name": "Leave Type",
@@ -687,8 +794,8 @@
  ],
  "quick_entry": 0,
  "read_only": 0,
- "read_only_onload": 0,
  "show_name_in_global_search": 0,
  "track_changes": 0,
- "track_seen": 0
-}
+ "track_seen": 0,
+ "track_views": 0
+}
\ No newline at end of file
diff --git a/erpnext/hr/doctype/leave_type/leave_type.py b/erpnext/hr/doctype/leave_type/leave_type.py
index e0127e5..5b13edb 100644
--- a/erpnext/hr/doctype/leave_type/leave_type.py
+++ b/erpnext/hr/doctype/leave_type/leave_type.py
@@ -2,7 +2,10 @@
 # License: GNU General Public License v3. See license.txt
 
 from __future__ import unicode_literals
+import calendar
 import frappe
+from datetime import datetime
+from frappe import _
 
 from frappe.model.document import Document
 
diff --git a/erpnext/hr/doctype/leave_type/test_leave_type.py b/erpnext/hr/doctype/leave_type/test_leave_type.py
index b844e49..1006550 100644
--- a/erpnext/hr/doctype/leave_type/test_leave_type.py
+++ b/erpnext/hr/doctype/leave_type/test_leave_type.py
@@ -2,6 +2,25 @@
 # License: GNU General Public License v3. See license.txt
 from __future__ import unicode_literals
 
-
 import frappe
-test_records = frappe.get_test_records('Leave Type')
\ No newline at end of file
+from frappe import _
+
+test_records = frappe.get_test_records('Leave Type')
+
+def create_leave_type(**args):
+    args = frappe._dict(args)
+    if frappe.db.exists("Leave Type", args.leave_type_name):
+        return frappe.get_doc("Leave Type", args.leave_type_name)
+    leave_type = frappe.get_doc({
+        "doctype": "Leave Type",
+        "leave_type_name": args.leave_type_name or "_Test Leave Type",
+        "include_holiday": args.include_holidays or 1,
+        "allow_encashment": args.allow_encashment or 0,
+        "is_earned_leave": args.is_earned_leave or 0,
+        "is_lwp": args.is_lwp or 0,
+        "is_carry_forward": args.is_carry_forward or 0,
+        "carry_forward_leave_expiry": args.carry_forward_leave_expiry or 0,
+        "encashment_threshold_days": args.encashment_threshold_days or 5,
+        "earning_component": "Leave Encashment"
+    })
+    return leave_type
\ No newline at end of file
diff --git a/erpnext/hr/report/employee_leave_balance/employee_leave_balance.js b/erpnext/hr/report/employee_leave_balance/employee_leave_balance.js
index 59c2560..05728a2 100644
--- a/erpnext/hr/report/employee_leave_balance/employee_leave_balance.js
+++ b/erpnext/hr/report/employee_leave_balance/employee_leave_balance.js
@@ -24,6 +24,18 @@
 			"options": "Company",
 			"reqd": 1,
 			"default": frappe.defaults.get_user_default("Company")
+		},
+		{
+			"fieldname":"department",
+			"label": __("Department"),
+			"fieldtype": "Link",
+			"options": "Department",
+		},
+		{
+			"fieldname":"employee",
+			"label": __("Employee"),
+			"fieldtype": "Link",
+			"options": "Employee",
 		}
 	]
 }
diff --git a/erpnext/hr/report/employee_leave_balance/employee_leave_balance.py b/erpnext/hr/report/employee_leave_balance/employee_leave_balance.py
index 95cb30b..3c3e6af 100644
--- a/erpnext/hr/report/employee_leave_balance/employee_leave_balance.py
+++ b/erpnext/hr/report/employee_leave_balance/employee_leave_balance.py
@@ -4,8 +4,9 @@
 from __future__ import unicode_literals
 import frappe
 from frappe import _
+from frappe.utils import flt
 from erpnext.hr.doctype.leave_application.leave_application \
-	import get_leave_allocation_records, get_leave_balance_on, get_approved_leaves_for_period, get_total_allocated_leaves
+	import get_leaves_for_period
 
 
 def execute(filters=None):
@@ -30,14 +31,25 @@
 
 	return columns
 
+def get_conditions(filters):
+	conditions = {
+		"status": "Active",
+		"company": filters.company,
+	}
+	if filters.get("department"):
+		conditions.update({"department": filters.get("department")})
+	if filters.get("employee"):
+		conditions.update({"employee": filters.get("employee")})
+
+	return conditions
+
 def get_data(filters, leave_types):
 	user = frappe.session.user
-	allocation_records_based_on_to_date = get_leave_allocation_records(filters.to_date)
-	allocation_records_based_on_from_date = get_leave_allocation_records(filters.from_date)
+	conditions = get_conditions(filters)
 
 	active_employees = frappe.get_all("Employee",
-		filters = { "status": "Active", "company": filters.company},
-		fields = ["name", "employee_name", "department", "user_id"])
+		filters=conditions,
+		fields=["name", "employee_name", "department", "user_id"])
 
 	data = []
 	for employee in active_employees:
@@ -47,15 +59,14 @@
 
 			for leave_type in leave_types:
 				# leaves taken
-				leaves_taken = get_approved_leaves_for_period(employee.name, leave_type,
-					filters.from_date, filters.to_date)
+				leaves_taken = get_leaves_for_period(employee.name, leave_type,
+					filters.from_date, filters.to_date) * -1
 
 				# opening balance
-				opening = get_total_allocated_leaves(employee.name, leave_type, filters.to_date)
+				opening = get_total_allocated_leaves(employee.name, leave_type, filters.from_date, filters.to_date)
 
 				# closing balance
-				closing = get_leave_balance_on(employee.name, leave_type, filters.to_date,
-					allocation_records_based_on_to_date.get(employee.name, frappe._dict()))
+				closing = flt(opening) - flt(leaves_taken)
 
 				row += [opening, leaves_taken, closing]
 
@@ -80,3 +91,19 @@
 			where parent = %s and parentfield = 'leave_approvers'""", (d), as_dict=True)])
 
 	return approvers
+
+def get_total_allocated_leaves(employee, leave_type, from_date, to_date):
+	''' Returns leave allocation between from date and to date '''
+	filters= {
+		'from_date': ['between', (from_date, to_date)],
+		'to_date': ['between', (from_date, to_date)],
+		'docstatus': 1,
+		'is_expired': 0,
+		'leave_type': leave_type,
+		'employee': employee,
+		'transaction_type': 'Leave Allocation'
+	}
+
+	leave_allocation_records = frappe.db.get_all('Leave Ledger Entry', filters=filters, fields=['SUM(leaves) as leaves'])
+
+	return flt(leave_allocation_records[0].get('leaves')) if leave_allocation_records else flt(0)
\ No newline at end of file
diff --git a/erpnext/hr/utils.py b/erpnext/hr/utils.py
index 7c3c2cf..1d9db07 100644
--- a/erpnext/hr/utils.py
+++ b/erpnext/hr/utils.py
@@ -270,31 +270,43 @@
 		filters={'is_earned_leave' : 1})
 	today = getdate()
 	divide_by_frequency = {"Yearly": 1, "Half-Yearly": 6, "Quarterly": 4, "Monthly": 12}
-	if e_leave_types:
-		for e_leave_type in e_leave_types:
-			leave_allocations = frappe.db.sql("""select name, employee, from_date, to_date from `tabLeave Allocation` where '{0}'
-				between from_date and to_date and docstatus=1 and leave_type='{1}'"""
-				.format(today, e_leave_type.name), as_dict=1)
-			for allocation in leave_allocations:
-				leave_policy = get_employee_leave_policy(allocation.employee)
-				if not leave_policy:
-					continue
-				if not e_leave_type.earned_leave_frequency == "Monthly":
-					if not check_frequency_hit(allocation.from_date, today, e_leave_type.earned_leave_frequency):
-						continue
-				annual_allocation = frappe.db.sql("""select annual_allocation from `tabLeave Policy Detail`
-					where parent=%s and leave_type=%s""", (leave_policy.name, e_leave_type.name))
-				if annual_allocation and annual_allocation[0]:
-					earned_leaves = flt(annual_allocation[0][0]) / divide_by_frequency[e_leave_type.earned_leave_frequency]
-					if e_leave_type.rounding == "0.5":
-						earned_leaves = round(earned_leaves * 2) / 2
-					else:
-						earned_leaves = round(earned_leaves)
 
-					allocated_leaves = frappe.db.get_value('Leave Allocation', allocation.name, 'total_leaves_allocated')
-					new_allocation = flt(allocated_leaves) + flt(earned_leaves)
-					new_allocation = new_allocation if new_allocation <= e_leave_type.max_leaves_allowed else e_leave_type.max_leaves_allowed
-					frappe.db.set_value('Leave Allocation', allocation.name, 'total_leaves_allocated', new_allocation)
+	for e_leave_type in e_leave_types:
+		leave_allocations = frappe.db.sql("""select name, employee, from_date, to_date from `tabLeave Allocation` where '{0}'
+			between from_date and to_date and docstatus=1 and leave_type='{1}'"""
+			.format(today, e_leave_type.name), as_dict=1)
+		for allocation in leave_allocations:
+			leave_policy = get_employee_leave_policy(allocation.employee)
+			if not leave_policy:
+				continue
+			if not e_leave_type.earned_leave_frequency == "Monthly":
+				if not check_frequency_hit(allocation.from_date, today, e_leave_type.earned_leave_frequency):
+					continue
+			annual_allocation = frappe.db.sql("""select annual_allocation from `tabLeave Policy Detail`
+				where parent=%s and leave_type=%s""", (leave_policy.name, e_leave_type.name))
+			if annual_allocation and annual_allocation[0]:
+				earned_leaves = flt(annual_allocation[0][0]) / divide_by_frequency[e_leave_type.earned_leave_frequency]
+				if e_leave_type.rounding == "0.5":
+					earned_leaves = round(earned_leaves * 2) / 2
+				else:
+					earned_leaves = round(earned_leaves)
+
+				allocation = frappe.get_doc('Leave Allocation', allocation.name)
+				new_allocation = flt(allocation.total_leaves_allocated) + flt(earned_leaves)
+				new_allocation = new_allocation if new_allocation <= e_leave_type.max_leaves_allowed else e_leave_type.max_leaves_allowed
+
+				if new_allocation == allocation.total_leaves_allocated:
+					continue
+				allocation.db_set("total_leaves_allocated", new_allocation, update_modified=False)
+				create_earned_leave_ledger_entry(allocation, earned_leaves, today)
+
+
+def create_earned_leave_ledger_entry(allocation, earned_leaves, date):
+	''' Create leave ledger entry based on the earned leave frequency '''
+	allocation.new_leaves_allocated = earned_leaves
+	allocation.from_date = date
+	allocation.carry_forwarded_leaves = 0
+	allocation.create_leave_ledger_entry()
 
 def check_frequency_hit(from_date, to_date, frequency):
 	'''Return True if current date matches frequency'''
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 747177a..5bc15b8 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -602,6 +602,8 @@
 erpnext.patches.v11_1.rename_depends_on_lwp
 execute:frappe.delete_doc("Report", "Inactive Items")
 erpnext.patches.v11_1.delete_scheduling_tool
+execute:frappe.delete_doc_if_exists("Page", "support-analytics")
 erpnext.patches.v12_0.make_custom_fields_for_bank_remittance #14-06-2019
 execute:frappe.delete_doc_if_exists("Page", "support-analytics")
-erpnext.patches.v12_0.make_item_manufacturer
\ No newline at end of file
+erpnext.patches.v12_0.make_item_manufacturer
+erpnext.patches.v12_0.generate_leave_ledger_entries
\ No newline at end of file
diff --git a/erpnext/patches/v12_0/generate_leave_ledger_entries.py b/erpnext/patches/v12_0/generate_leave_ledger_entries.py
new file mode 100644
index 0000000..ffb2e3f
--- /dev/null
+++ b/erpnext/patches/v12_0/generate_leave_ledger_entries.py
@@ -0,0 +1,93 @@
+# Copyright (c) 2018, Frappe and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+from frappe.utils import getdate
+
+def execute():
+    """ Generates leave ledger entries for leave allocation/application/encashment
+        for last allocation """
+    frappe.reload_doc("HR", "doctype", "Leave Ledger Entry")
+    frappe.reload_doc("HR", "doctype", "Leave Encashment")
+    if frappe.db.a_row_exists("Leave Ledger Entry"):
+        return
+
+    generate_allocation_ledger_entries()
+    generate_application_leave_ledger_entries()
+    generate_encashment_leave_ledger_entries()
+
+def generate_allocation_ledger_entries():
+    ''' fix ledger entries for missing leave allocation transaction '''
+    allocation_list = get_allocation_records()
+
+    for allocation in allocation_list:
+        if not frappe.db.exists("Leave Ledger Entry", {'transaction_type': 'Leave Allocation', 'transaction_name': allocation.name}):
+            allocation.update(dict(doctype="Leave Allocation"))
+            allocation_obj = frappe.get_doc(allocation)
+            allocation_obj.create_leave_ledger_entry()
+            if allocation.to_date <= getdate():
+                allocation_obj.expire_allocation()
+
+
+def generate_application_leave_ledger_entries():
+    ''' fix ledger entries for missing leave application transaction '''
+    leave_applications = get_leaves_application_records()
+
+    for application in leave_applications:
+        if not frappe.db.exists("Leave Ledger Entry", {'transaction_type': 'Leave Application', 'transaction_name': application.name}):
+            application.update(dict(doctype="Leave Application"))
+            frappe.get_doc(application).create_leave_ledger_entry()
+
+def generate_encashment_leave_ledger_entries():
+    ''' fix ledger entries for missing leave encashment transaction '''
+    leave_encashments = get_leave_encashment_records()
+
+    for encashment in leave_encashments:
+        if not frappe.db.exists("Leave Ledger Entry", {'transaction_type': 'Leave Encashment', 'transaction_name': encashment.name}):
+            encashment.update(dict(doctype="Leave Encashment"))
+            frappe.get_doc(encashment).create_leave_ledger_entry()
+
+def get_allocation_records():
+    return frappe.db.sql("""
+        SELECT
+            DISTINCT name,
+            employee,
+            leave_type,
+            new_leaves_allocated,
+            carry_forwarded_leaves,
+            from_date,
+            to_date,
+            carry_forward
+        FROM `tabLeave Allocation`
+        WHERE
+            docstatus=1
+        ORDER BY to_date ASC
+    """, as_dict=1)
+
+def get_leaves_application_records():
+    return frappe.db.sql("""
+            SELECT
+                DISTINCT name,
+                employee,
+                leave_type,
+                total_leave_days,
+                from_date,
+                to_date
+            FROM `tabLeave Application`
+            WHERE
+                docstatus=1
+        """, as_dict=1)
+
+def get_leave_encashment_records():
+    return frappe.db.sql("""
+            SELECT
+                DISTINCT name,
+                employee,
+                leave_type,
+                encashable_days,
+                encashment_date
+            FROM `tabLeave Encashment`
+            WHERE
+                docstatus=1
+        """, as_dict=1)
\ No newline at end of file