| Form Type | Details Furnished | Frequency | Due Date |
|---|---|---|---|
| GSTR 1 | Outward sales by business. | MONTHLY / QUATERLY | 11th/31st of succeeding month |
| GSTR 2A | Auto-populated details of inward supplies made available to the recipient. | MONTHLY | 11th of succeeding month |
| GSTR 2 | Purchases made by Business. | MONTHLY | 15th of succeeding month |
| GSTR 1A | Details of outward supplies as added, corrected or deleted by the recipient. | MONTHLY | 20th of succeeding month |
| GSTR 3B | GST monthly return along with the payment of amount of tax. | MONTHLY | 20th of succeeding month |
| GST ITC 1 | Communication of acceptance, discrepancy or duplication of input tax credit claim. | MONTHLY | – |
| GSTR 3A | Notice to a registered taxable person who fails to furnish return under section 27 and 31. | – | – |
| GSTR 9 | GST Annual Return. | ANNUALLY | 31st Dec of next financial year |
