Sir....Suppose any goods is returned in November 2017 but it's related before 1/7/2017...So how to treat under GST? Before it was exempt but under GST is taxable??
Yes have to issue CNT by reversing GST. show it under GSTR 1, under Table Debit/Credit Note , Mark the option "Pre-Gst" (it will not ask for against B.no)