02 October 2017
First of You reject the Inputs in your GSTR 2...
After your rejection the seller ll be find his mistakenly enter your GSTIN also inform to Original buyer...
So,
Rejection only your convenient action. In case you accept it then invoice is not your hand. At the time of Audit disallowed the inward pay interest amount very HUGE...
31 October 2026
GSTR-2 never became operational; such invoices now appear in GSTR-2B and the Invoice Management System, where you should reject them so no ITC flows, ask the supplier in writing to correct the GSTIN in GSTR-1, and keep that correspondence for any notice.