fix: don't merge tax into stock account on purchase receipt repost (backport #42247)

erpnext/stock/doctype/purchase_receipt/purchase_receipt.py

@@ -662,7 +662,6 @@ def is_landed_cost_booked_for_any_item(self) -> bool:
 
 	def make_tax_gl_entries(self, gl_entries, via_landed_cost_voucher=False):
 		negative_expense_to_be_booked = sum([flt(d.item_tax_amount) for d in self.get("items")])
-		is_asset_pr = any(d.is_fixed_asset for d in self.get("items"))
 		# Cost center-wise amount breakup for other charges included for valuation
 		valuation_tax = {}
 		for tax in self.get("taxes"):
@@ -687,26 +686,10 @@ def make_tax_gl_entries(self, gl_entries, via_landed_cost_voucher=False):
 			against_account = ", ".join([d.account for d in gl_entries if flt(d.debit) > 0])
 			total_valuation_amount = sum(valuation_tax.values())
 			amount_including_divisional_loss = negative_expense_to_be_booked
-			stock_rbnb = (
-				self.get("asset_received_but_not_billed")
-				if is_asset_pr
-				else self.get_company_default("stock_received_but_not_billed")
-			)
 			i = 1
 			for tax in self.get("taxes"):
 				if valuation_tax.get(tax.name):
-					if via_landed_cost_voucher or self.is_landed_cost_booked_for_any_item():
-						account = tax.account_head
-					else:
-						negative_expense_booked_in_pi = frappe.db.sql(
-							"""select name from `tabPurchase Invoice Item` pi
-							where docstatus = 1 and purchase_receipt=%s
-							and exists(select name from `tabGL Entry` where voucher_type='Purchase Invoice'
-								and voucher_no=pi.parent and account=%s)""",
-							(self.name, tax.account_head),
-						)
-						account = stock_rbnb if negative_expense_booked_in_pi else tax.account_head
-
+					account = tax.account_head
 					if i == len(valuation_tax):
 						applicable_amount = amount_including_divisional_loss
 					else:

erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py

@@ -2499,6 +2499,110 @@ def create_lcv(self, receipt_document_type, receipt_document, company, expense_a
 		lcv.save().submit()
 		return lcv
 
+	def test_tax_account_heads_on_item_repost_without_lcv(self):
+		"""
+		PO -> PR -> PI
+		Backdated `Repost Item valuation` should not merge tax account heads into stock_rbnb if Purchase Receipt was created first
+		This scenario is without LCV
+		"""
+		from erpnext.accounts.doctype.account.test_account import create_account
+		from erpnext.buying.doctype.purchase_order.test_purchase_order import (
+			create_purchase_order,
+			make_pr_against_po,
+		)
+		from erpnext.stock.doctype.purchase_receipt.purchase_receipt import make_purchase_invoice
+
+		stock_rbnb = "Stock Received But Not Billed - _TC"
+		stock_in_hand = "Stock In Hand - _TC"
+		test_cc = "_Test Cost Center - _TC"
+		test_company = "_Test Company"
+		creditors = "Creditors - _TC"
+
+		company_doc = frappe.get_doc("Company", test_company)
+		company_doc.enable_perpetual_inventory = True
+		company_doc.stock_received_but_not_billed = stock_rbnb
+		company_doc.default_inventory_account = stock_in_hand
+		company_doc.save()
+
+		packaging_charges_account = create_account(
+			account_name="Packaging Charges",
+			parent_account="Indirect Expenses - _TC",
+			company=test_company,
+			account_type="Tax",
+		)
+
+		po = create_purchase_order(qty=10, rate=100, do_not_save=1)
+		po.taxes = []
+		po.append(
+			"taxes",
+			{
+				"category": "Valuation and Total",
+				"account_head": packaging_charges_account,
+				"cost_center": test_cc,
+				"description": "Test",
+				"add_deduct_tax": "Add",
+				"charge_type": "Actual",
+				"tax_amount": 250,
+			},
+		)
+		po.save().submit()
+
+		pr = make_pr_against_po(po.name, received_qty=10)
+		pr_gl_entries = get_gl_entries(pr.doctype, pr.name, skip_cancelled=True)
+		expected_pr_gles = [
+			{"account": stock_rbnb, "debit": 0.0, "credit": 1000.0, "cost_center": test_cc},
+			{"account": stock_in_hand, "debit": 1250.0, "credit": 0.0, "cost_center": test_cc},
+			{"account": packaging_charges_account, "debit": 0.0, "credit": 250.0, "cost_center": test_cc},
+		]
+		self.assertEqual(expected_pr_gles, pr_gl_entries)
+
+		# Make PI against Purchase Receipt
+		pi = make_purchase_invoice(pr.name).save().submit()
+		pi_gl_entries = get_gl_entries(pi.doctype, pi.name, skip_cancelled=True)
+		expected_pi_gles = [
+			{"account": stock_rbnb, "debit": 1000.0, "credit": 0.0, "cost_center": test_cc},
+			{"account": packaging_charges_account, "debit": 250.0, "credit": 0.0, "cost_center": test_cc},
+			{"account": creditors, "debit": 0.0, "credit": 1250.0, "cost_center": None},
+		]
+		self.assertEqual(expected_pi_gles, pi_gl_entries)
+
+		# Trigger Repost Item Valudation on a older date
+		repost_doc = frappe.get_doc(
+			{
+				"doctype": "Repost Item Valuation",
+				"based_on": "Item and Warehouse",
+				"item_code": pr.items[0].item_code,
+				"warehouse": pr.items[0].warehouse,
+				"posting_date": add_days(pr.posting_date, -1),
+				"posting_time": "00:00:00",
+				"company": pr.company,
+				"allow_negative_stock": 1,
+				"via_landed_cost_voucher": 0,
+				"allow_zero_rate": 0,
+			}
+		)
+		repost_doc.save().submit()
+
+		pr_gles_after_repost = get_gl_entries(pr.doctype, pr.name, skip_cancelled=True)
+		expected_pr_gles_after_repost = [
+			{"account": stock_rbnb, "debit": 0.0, "credit": 1000.0, "cost_center": test_cc},
+			{"account": stock_in_hand, "debit": 1250.0, "credit": 0.0, "cost_center": test_cc},
+			{"account": packaging_charges_account, "debit": 0.0, "credit": 250.0, "cost_center": test_cc},
+		]
+		self.assertEqual(len(pr_gles_after_repost), len(expected_pr_gles_after_repost))
+		self.assertEqual(expected_pr_gles_after_repost, pr_gles_after_repost)
+
+		# teardown
+		pi.reload()
+		pi.cancel()
+		pr.reload()
+		pr.cancel()
+
+		company_doc.enable_perpetual_inventory = False
+		company_doc.stock_received_but_not_billed = None
+		company_doc.default_inventory_account = None
+		company_doc.save()
+
 
 def prepare_data_for_internal_transfer():
 	from erpnext.accounts.doctype.sales_invoice.test_sales_invoice import create_internal_supplier