diff --git a/frappe/model/mapper.py b/frappe/model/mapper.py
index 6613026027d..59ac8d1de1c 100644
--- a/frappe/model/mapper.py
+++ b/frappe/model/mapper.py
@@ -156,7 +156,7 @@ def get_mapped_doc(
 		table_maps["postprocess"](source_doc, target_doc)
 	if postprocess:
 		postprocess(source_doc, target_doc)
-
+	set_taxes_and_charges(source_doc, target_doc)
 	target_doc.set_onload("load_after_mapping", True)
 
 	if (
@@ -282,3 +282,12 @@ def map_child_doc(source_d, target_parent, table_map, source_parent=None, target
 		target_parent.append(target_parentfield, target_d)
 
 	return target_d
+
+
+def set_taxes_and_charges(source_doc, target_doc):
+	if source_doc.get("customer") and source_doc.get("company"):
+		if frappe.get_cached_value("Customer", source_doc.get("customer"), "taxes_and_charges_template"):
+			from erpnext.accounts.party import set_taxes
+			from erpnext.accounts.doctype.sales_invoice.pos import update_tax_table
+			target_doc.taxes_and_charges = set_taxes(source_doc.get("customer"), "Customer", source_doc.get("posting_date"), source_doc.get("company"))
+			update_tax_table(target_doc)
\ No newline at end of file