diff --git a/erpnext/accounts/Module Def/Accounts/Accounts.txt b/erpnext/accounts/Module Def/Accounts/Accounts.txt
index 0a6921a..f9c36c8 100644
--- a/erpnext/accounts/Module Def/Accounts/Accounts.txt
+++ b/erpnext/accounts/Module Def/Accounts/Accounts.txt
@@ -5,7 +5,7 @@
 	{
 		'creation': '2010-09-25 10:50:37',
 		'docstatus': 0,
-		'modified': '2011-09-27 12:44:04',
+		'modified': '2011-12-07 16:18:28',
 		'modified_by': 'Administrator',
 		'owner': 'Administrator'
 	},
@@ -181,6 +181,15 @@
 
 	# Module Def Item
 	{
+		'description': 'Track C-Form received from customers',
+		'display_name': 'C-Form',
+		'doc_name': 'C-Form',
+		'doc_type': 'Setup Forms',
+		'doctype': 'Module Def Item'
+	},
+
+	# Module Def Item
+	{
 		'display_name': 'General Ledger',
 		'doc_name': 'GL Entry',
 		'doc_type': 'Reports',
diff --git a/erpnext/accounts/doctype/c_form/__init__.py b/erpnext/accounts/doctype/c_form/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/accounts/doctype/c_form/__init__.py
diff --git a/erpnext/accounts/doctype/c_form/c_form.js b/erpnext/accounts/doctype/c_form/c_form.js
new file mode 100644
index 0000000..4a90a9d
--- /dev/null
+++ b/erpnext/accounts/doctype/c_form/c_form.js
@@ -0,0 +1,10 @@
+//c-form js file
+// -----------------------------
+cur_frm.fields_dict.invoice_details.grid.get_field("invoice_no").get_query = function(doc) {
+	return 'SELECT `tabReceivable Voucher`.`name` FROM `tabReceivable Voucher` WHERE `tabReceivable Voucher`.`company` = "' +doc.company+'" AND `tabReceivable Voucher`.%(key)s LIKE "%s" AND `tabReceivable Voucher`.`customer` = "' + doc.customer + '" AND `tabReceivable Voucher`.`docstatus` = 1 and `tabReceivable Voucher`.`c_form_applicable` = "Yes" ORDER BY `tabReceivable Voucher`.`name` ASC LIMIT 50';
+}
+
+cur_frm.cscript.invoice_no = function(doc, cdt, cdn) {
+	var d = locals[cdt][cdn];
+	get_server_fields('get_invoice_details', d.invoice_no, 'invoice_details', doc, cdt, cdn, 1);
+}
diff --git a/erpnext/accounts/doctype/c_form/c_form.py b/erpnext/accounts/doctype/c_form/c_form.py
new file mode 100644
index 0000000..00016cb
--- /dev/null
+++ b/erpnext/accounts/doctype/c_form/c_form.py
@@ -0,0 +1,34 @@
+# Please edit this list and import only required elements
+import webnotes
+from webnotes.utils import add_days, cint, cstr, date_diff, default_fields, flt, getdate, now, nowdate
+from webnotes.model.doc import Document, addchild, removechild, getchildren, make_autoname, SuperDocType
+from webnotes.model.doclist import getlist, copy_doclist
+from webnotes.model.code import get_obj
+from webnotes import  msgprint, errprint
+
+sql = webnotes.conn.sql	
+# -----------------------------------------------------------------------------------------
+
+
+class DocType:
+	def __init__(self,d,dl):
+		self.doc, self.doclist = d,dl
+
+	def autoname(self):
+		self.doc.name = make_autoname(self.doc.naming_series + '.#####')
+
+	def on_update(self):
+		inv = "'" + "', '".join([d.invoice_no for d in getlist(self.doclist, 'invoice_details')]) + "'"
+		sql("""update `tabReceivable Voucher` set c_form_no = '%s', modified ='%s'
+				where name in (%s)"""%(self.doc.name, self.doc.modified, inv))
+
+	def get_invoice_details(self, invoice_no):
+		inv = sql("""select posting_date, territory, net_total, grand_total from
+			`tabReceivable Voucher` where name = %s""", invoice_no)	
+		ret = {
+			'invoice_date' : inv and getdate(inv[0][0]).strftime('%Y-%m-%d') or '',
+			'territory'    : inv and inv[0][1] or '',
+			'net_total'    : inv and flt(inv[0][2]) or '',
+			'grand_total'  : inv and flt(inv[0][3]) or ''
+		}
+		return ret
diff --git a/erpnext/accounts/doctype/c_form/c_form.txt b/erpnext/accounts/doctype/c_form/c_form.txt
new file mode 100644
index 0000000..987bc9a
--- /dev/null
+++ b/erpnext/accounts/doctype/c_form/c_form.txt
@@ -0,0 +1,190 @@
+# DocType, C-Form
+[
+
+	# These values are common in all dictionaries
+	{
+		'creation': '2011-12-07 16:16:16',
+		'docstatus': 0,
+		'modified': '2011-12-07 17:50:17',
+		'modified_by': 'Administrator',
+		'owner': 'Administrator'
+	},
+
+	# These values are common for all DocType
+	{
+		'_last_update': '1323255350',
+		'colour': 'White:FFF',
+		'doctype': 'DocType',
+		'module': 'Accounts',
+		'name': '__common__',
+		'section_style': 'Simple',
+		'show_in_menu': 0,
+		'version': 11
+	},
+
+	# These values are common for all DocField
+	{
+		'doctype': 'DocField',
+		'name': '__common__',
+		'parent': 'C-Form',
+		'parentfield': 'fields',
+		'parenttype': 'DocType',
+		'permlevel': 0
+	},
+
+	# These values are common for all DocPerm
+	{
+		'doctype': 'DocPerm',
+		'name': '__common__',
+		'parent': 'C-Form',
+		'parentfield': 'permissions',
+		'parenttype': 'DocType',
+		'read': 1
+	},
+
+	# DocType, C-Form
+	{
+		'doctype': 'DocType',
+		'name': 'C-Form'
+	},
+
+	# DocPerm
+	{
+		'create': 1,
+		'doctype': 'DocPerm',
+		'permlevel': 0,
+		'role': 'Accounts User',
+		'write': 1
+	},
+
+	# DocPerm
+	{
+		'create': 1,
+		'doctype': 'DocPerm',
+		'permlevel': 0,
+		'role': 'Accounts Manager',
+		'submit': 0,
+		'write': 1
+	},
+
+	# DocPerm
+	{
+		'doctype': 'DocPerm',
+		'permlevel': 1,
+		'role': 'All'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldtype': 'Column Break',
+		'width': '50%'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'naming_series',
+		'fieldtype': 'Select',
+		'label': 'Series',
+		'options': '\nC-FORM/',
+		'reqd': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'c_form_no',
+		'fieldtype': 'Data',
+		'label': 'C-Form No',
+		'reqd': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'received_date',
+		'fieldtype': 'Date',
+		'label': 'Received Date',
+		'reqd': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'customer',
+		'fieldtype': 'Link',
+		'label': 'Customer',
+		'options': 'Customer',
+		'reqd': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldtype': 'Column Break',
+		'width': '50%'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'company',
+		'fieldtype': 'Select',
+		'label': 'Company',
+		'options': 'link:Company'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'fiscal_year',
+		'fieldtype': 'Select',
+		'label': 'Fiscal Year',
+		'options': 'link:Fiscal Year',
+		'reqd': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'quarter',
+		'fieldtype': 'Select',
+		'label': 'Quarter',
+		'options': '\nI\nII\nIII\nIV'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'total_amount',
+		'fieldtype': 'Currency',
+		'label': 'Total Amount',
+		'reqd': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'state',
+		'fieldtype': 'Select',
+		'label': 'State',
+		'options': "link:State\ncountry='India'",
+		'reqd': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldtype': 'Section Break'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'invoice_details',
+		'fieldtype': 'Table',
+		'label': 'Invoice Details',
+		'options': 'C-Form Invoice Detail'
+	}
+]
\ No newline at end of file
diff --git a/erpnext/accounts/doctype/c_form_invoice_detail/__init__.py b/erpnext/accounts/doctype/c_form_invoice_detail/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/accounts/doctype/c_form_invoice_detail/__init__.py
diff --git a/erpnext/accounts/doctype/c_form_invoice_detail/c_form_invoice_detail.txt b/erpnext/accounts/doctype/c_form_invoice_detail/c_form_invoice_detail.txt
new file mode 100644
index 0000000..d6be6c0d
--- /dev/null
+++ b/erpnext/accounts/doctype/c_form_invoice_detail/c_form_invoice_detail.txt
@@ -0,0 +1,91 @@
+# DocType, C-Form Invoice Detail
+[
+
+	# These values are common in all dictionaries
+	{
+		'creation': '2011-12-07 16:15:39',
+		'docstatus': 0,
+		'modified': '2011-12-07 16:21:55',
+		'modified_by': 'Administrator',
+		'owner': 'Administrator'
+	},
+
+	# These values are common for all DocType
+	{
+		'colour': 'White:FFF',
+		'doctype': 'DocType',
+		'istable': 1,
+		'module': 'Accounts',
+		'name': '__common__',
+		'section_style': 'Simple',
+		'show_in_menu': 0,
+		'version': 5
+	},
+
+	# These values are common for all DocField
+	{
+		'doctype': 'DocField',
+		'name': '__common__',
+		'parent': 'C-Form Invoice Detail',
+		'parentfield': 'fields',
+		'parenttype': 'DocType'
+	},
+
+	# DocType, C-Form Invoice Detail
+	{
+		'doctype': 'DocType',
+		'name': 'C-Form Invoice Detail'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'invoice_no',
+		'fieldtype': 'Link',
+		'label': 'Invoice No',
+		'options': 'Receivable Voucher',
+		'permlevel': 0,
+		'width': '160px'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'invoice_date',
+		'fieldtype': 'Date',
+		'label': 'Invoice Date',
+		'permlevel': 1,
+		'width': '120px'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'territory',
+		'fieldtype': 'Link',
+		'label': 'Territory',
+		'options': 'Territory',
+		'permlevel': 1,
+		'width': '120px'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'net_total',
+		'fieldtype': 'Currency',
+		'label': 'Net Total',
+		'permlevel': 1,
+		'width': '120px'
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'grand_total',
+		'fieldtype': 'Currency',
+		'label': 'Grand Total',
+		'permlevel': 1,
+		'width': '120px'
+	}
+]
\ No newline at end of file
diff --git a/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.py b/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.py
index 13ed8d3..57d8c55 100644
--- a/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.py
+++ b/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.py
@@ -397,6 +397,14 @@
 		if flt(self.doc.write_off_amount) and not self.doc.write_off_account:
 			msgprint("Please enter Write Off Account", raise_exception=1)
 
+
+	def validate_c_form(self):
+		""" Blank C-form no if C-form applicable marked as 'No'"""
+		if self.doc.amended_from and self.doc.c_form_applicable == 'No' and self.doc.c_form_no:
+			sql("""delete from `tabC-Form Invoice Detail` where invoice_no = %s
+					and parent = %s""", (self.doc.amended_from,	self.doc.c_form_no))
+
+			set(self.doc, 'c_form_no', '')
 	 
 	# VALIDATE
 	# ====================================================================================
@@ -432,6 +440,7 @@
 		self.clear_advances()
 		# Set against account
 		self.set_against_income_account()
+		self.validate_c_form()
 
 		
 # *************************************************** ON SUBMIT **********************************************
@@ -554,10 +563,21 @@
 
 		if not cint(self.doc.is_pos) == 1:
 			self.update_against_document_in_jv()
-		
+
+		self.update_c_form()
+
 		# on submit notification
 		# get_obj('Notification Control').notify_contact('Sales Invoice', self.doc.doctype,self.doc.name, self.doc.email_id, self.doc.contact_person)
-		
+
+
+	def update_c_form(self):
+		"""Update amended id in C-form"""
+		if self.doc.c_form_no and self.doc.amended_from:
+			sql("""update `tabC-Form Invoice Detail` set invoice_no = %s,
+					invoice_date = %s, territory = %s, net_total = %s,
+					grand_total = %s where invoice_no = %s and parent = %s""", (self.doc.name, self.doc.amended_from, self.doc.c_form_no))
+	
+
 			
 # *************************************************** ON CANCEL **********************************************
 	# Check Next Document's docstatus
diff --git a/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.txt b/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.txt
index e2fc0c6..eedb01c 100644
--- a/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.txt
+++ b/erpnext/accounts/doctype/receivable_voucher/receivable_voucher.txt
@@ -5,7 +5,7 @@
 	{
 		'creation': '2010-08-08 17:09:18',
 		'docstatus': 0,
-		'modified': '2011-12-06 13:17:26',
+		'modified': '2011-12-08 16:28:22',
 		'modified_by': 'Administrator',
 		'owner': 'Administrator'
 	},
@@ -21,7 +21,7 @@
 
 	# These values are common for all DocType
 	{
-		'_last_update': '1323156733',
+		'_last_update': '1323341785',
 		'change_log': '1. Change in pull_details method dt.-26-06-2009',
 		'colour': 'White:FFF',
 		'default_print_format': 'Standard',
@@ -34,7 +34,7 @@
 		'server_code_error': ' ',
 		'show_in_menu': 0,
 		'subject': 'To %(customer_name)s worth %(currency)s %(grand_total_export)s due on %(due_date)s | %(outstanding_amount)s outstanding',
-		'version': 383
+		'version': 388
 	},
 
 	# These values are common for all DocFormat
@@ -974,6 +974,31 @@
 	# DocField
 	{
 		'doctype': 'DocField',
+		'fieldname': 'c_form_applicable',
+		'fieldtype': 'Select',
+		'label': 'C-Form Applicable',
+		'no_copy': 1,
+		'options': 'No\nYes',
+		'permlevel': 0,
+		'print_hide': 1,
+		'report_hide': 0
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
+		'fieldname': 'c_form_no',
+		'fieldtype': 'Link',
+		'label': 'C-Form No',
+		'no_copy': 1,
+		'options': 'C-Form',
+		'permlevel': 1,
+		'print_hide': 1
+	},
+
+	# DocField
+	{
+		'doctype': 'DocField',
 		'fieldname': 'company',
 		'fieldtype': 'Link',
 		'in_filter': 1,