Merge pull request #44881 from frappe/mergify/bp/version-14-hotfix/pr…

…-44794

fix: correct tds rate with lower deduction certificate (backport #44794)

erpnext/accounts/doctype/tax_withholding_category/tax_withholding_category.py

@@ -215,14 +215,14 @@ def get_tax_row_for_tds(tax_details, tax_amount):
 	}
 
 
-def get_lower_deduction_certificate(company, tax_details, pan_no):
+def get_lower_deduction_certificate(company, posting_date, tax_details, pan_no):
 	ldc_name = frappe.db.get_value(
 		"Lower Deduction Certificate",
 		{
 			"pan_no": pan_no,
 			"tax_withholding_category": tax_details.tax_withholding_category,
-			"valid_from": (">=", tax_details.from_date),
-			"valid_upto": ("<=", tax_details.to_date),
+			"valid_from": ("<=", posting_date),
+			"valid_upto": (">=", posting_date),
 			"company": company,
 		},
 		"name",
@@ -270,7 +270,7 @@ def get_tax_amount(party_type, parties, inv, tax_details, posting_date, pan_no=N
 	tax_amount = 0
 
 	if party_type == "Supplier":
-		ldc = get_lower_deduction_certificate(inv.company, tax_details, pan_no)
+		ldc = get_lower_deduction_certificate(inv.company, posting_date, tax_details, pan_no)
 		if tax_deducted:
 			net_total = inv.tax_withholding_net_total
 			if ldc: