You are most welcome sir😀😀😀in case of export of goods shipping bill is deemed application for refund... When u file ur GST3B AND GSTR1 for respective month then GSTIN send ur data to custom departments... Custom departments match it with ur shipping bill and ur refund get automatically processed in case of goods.... In case of export of service u hv to make applications for refund in RFD01 form
Now GSTR-1 will be filled for the month of Jan'17. How do update in Debit Notes (Unregistered) in loacl customer (Tamilnadu) ..
for the Dec'17 sales return.
Show net sales in column no 7...unregistered sales return made in January... Sales made in December.... That should be deducted from January month sales.... If this came in negative figure then amend December month sales details in gstr1 of January through amendments section