diff --git a/erpnext/controllers/sales_and_purchase_return.py b/erpnext/controllers/sales_and_purchase_return.py
index 2166633..d6296eb 100644
--- a/erpnext/controllers/sales_and_purchase_return.py
+++ b/erpnext/controllers/sales_and_purchase_return.py
@@ -399,6 +399,8 @@
 		}
 	}, target_doc, set_missing_values)
 
+	doclist.set_onload('ignore_price_list', True)
+
 	return doclist
 
 def get_rate_for_return(voucher_type, voucher_no, item_code, return_against=None,
diff --git a/erpnext/public/js/controllers/transaction.js b/erpnext/public/js/controllers/transaction.js
index 43ee5b3..0b5c912 100644
--- a/erpnext/public/js/controllers/transaction.js
+++ b/erpnext/public/js/controllers/transaction.js
@@ -14,31 +14,6 @@
 
 			frappe.model.round_floats_in(item, ["rate", "price_list_rate"]);
 
-			if(item.price_list_rate) {
-				if(item.rate > item.price_list_rate && has_margin_field) {
-					// if rate is greater than price_list_rate, set margin
-					// or set discount
-					item.discount_percentage = 0;
-					item.margin_type = 'Amount';
-					item.margin_rate_or_amount = flt(item.rate - item.price_list_rate,
-						precision("margin_rate_or_amount", item));
-					item.rate_with_margin = item.rate;
-				} else {
-					item.discount_percentage = flt((1 - item.rate / item.price_list_rate) * 100.0,
-						precision("discount_percentage", item));
-					item.discount_amount = flt(item.price_list_rate) - flt(item.rate);
-					item.margin_type = '';
-					item.margin_rate_or_amount = 0;
-					item.rate_with_margin = 0;
-				}
-			} else {
-				item.discount_percentage = 0.0;
-				item.margin_type = '';
-				item.margin_rate_or_amount = 0;
-				item.rate_with_margin = 0;
-			}
-			item.base_rate_with_margin = item.rate_with_margin * flt(frm.doc.conversion_rate);
-
 			cur_frm.cscript.set_gross_profit(item);
 			cur_frm.cscript.calculate_taxes_and_totals();
 			cur_frm.cscript.calculate_stock_uom_rate(frm, cdt, cdn);
@@ -1042,9 +1017,9 @@
 		var me = this;
 		this.set_dynamic_labels();
 		var company_currency = this.get_company_currency();
-		// Added `ignore_pricing_rule` to determine if document is loading after mapping from another doc
+		// Added `ignore_price_list` to determine if document is loading after mapping from another doc
 		if(this.frm.doc.currency && this.frm.doc.currency !== company_currency
-				&& !this.frm.doc.ignore_pricing_rule) {
+				&& !this.frm.doc.__onload.ignore_price_list) {
 
 			this.get_exchange_rate(transaction_date, this.frm.doc.currency, company_currency,
 				function(exchange_rate) {
@@ -1144,8 +1119,8 @@
 		this.set_dynamic_labels();
 
 		var company_currency = this.get_company_currency();
-		// Added `ignore_pricing_rule` to determine if document is loading after mapping from another doc
-		if(this.frm.doc.price_list_currency !== company_currency  && !this.frm.doc.ignore_pricing_rule) {
+		// Added `ignore_price_list` to determine if document is loading after mapping from another doc
+		if(this.frm.doc.price_list_currency !== company_currency  && !this.frm.doc.__onload.ignore_price_list) {
 			this.get_exchange_rate(this.frm.doc.posting_date, this.frm.doc.price_list_currency, company_currency,
 				function(exchange_rate) {
 					me.frm.set_value("plc_conversion_rate", exchange_rate);