diff --git a/addons/base_vat/models/res_partner.py b/addons/base_vat/models/res_partner.py
index 94d9f49912a..83372484440 100644
--- a/addons/base_vat/models/res_partner.py
+++ b/addons/base_vat/models/res_partner.py
@@ -738,6 +738,13 @@ class ResPartner(models.Model):
         stdnum_vat_format = getattr(stdnum.util.get_cc_module('ch', 'vat'), 'format', None)
         return stdnum_vat_format('CH' + vat)[2:] if stdnum_vat_format else vat
 
+    def check_vat_id(self, vat):
+        """ Temporary Indonesian VAT validation to support the new format
+        introduced in January 2024."""
+        if len(vat) in (15, 16) and vat[0:15].isdigit() and vat[-1].isdigit():
+            return True
+        return False
+
     def format_vat_sm(self, vat):
         stdnum_vat_format = stdnum.util.get_cc_module('sm', 'vat').compact
         return stdnum_vat_format('SM' + vat)[2:]