It is applicable to GST registered, Not under composition, UNISOLVE Clients. If you are unregistered or under Composition, you may continue to work as earlier. You can read following for understanding about your dealing with GST registered (Not Composition) suppliers.
RETURN FROM CUSTOMER
You can enter sales return in Adjustments Menu and create credit note later. You can select sales return in credit note using F5 key OR you can directly enter in Credit Note for immediate adjustment. Credit Note is posted to account. While invoicing, credit note can be linked with invoice to show proper due amount of invoice, You have to use Adjustments option in invoice entry screen (it comes at end, if not coming set Show Adjustment menu in Wholesale Invoice to Yes from System Parameters - >Others tab.) You can create debit note to customer for price difference using Adjustments Menu -Debit Note to Customer option and attach the same to invoice using Adjustments option in Invoice entry screen.
If you are registered under GST and have not opted for composition, please do not use SALES REPLACEMENT, SALES REPLACEMENT GST options. They can be used for transaction only when both customer and supplier are unregistered or composition parties.
For Returns of Goods sold before 30th June, You can enter sales return and credit note/debit note in date of June 30 and include the same in STRTRAN 1, till you file STRTRAN 1.
For after tax period returns, we need to use Purchase tax codes, where as in credit notes we have been using sales tax codes.
When Retailer is GST Regular (Not composition, Registered)
For Sales Return/Price overcharged - Within Tax Period (6 Months of sales invoice date) for goods sold under GST, You should enter sales invoice no, date, GST Tax Code and Tax Method (T) Adjust and Refund.