GST RETURN FILING List of Documents required for GST Return Filing All invoices of Inward Supplies (Purchases) including HSN No.All invoices of Outward Supplies (Sales) including HSN No.Debit/Credit Note issued if any in the reporting period.Contact No. of a designated person to get clarification if any about suchinvoices.*Note: GST Return filings are time-bound filings, so kindly provide all such detailsmaximum by 5th of every next month of the reporting period.