In the table below, we have provided details of all the returns which are required to be filed under the GST Law.
| Return Form | What to file? | By Whom? | By When? |
| GSTR-1 | Details of outward supplies of taxable goods and/or services effected | Registered Taxable Supplier | 10th of the next month |
| GSTR-2 | Details of inward supplies of taxable goods and/or services effected claiming input tax credit. | Registered Taxable Recipient | 15th of the next month |
| GSTR-3 | Monthly return on the basis of finalization of details of outward supplies and inward supplies along with the payment of amount of tax. | Registered Taxable Person | 20th of the next month |
| GSTR-4 | Quarterly return for compounding taxable person. | Composition Supplier | 18th of the month succeeding quarter |
| GSTR-5 | Return for Non-Resident foreign taxable person | Non-Resident Taxable Person | 20th of the next month |
| GSTR-6 | Return for Input Service Distributor | Input Service Distributor | 13th of the next month |
| GSTR-7 | Return for authorities deducting tax at source. | Tax Deductor | 10th of the next month |
| GSTR-8 | Details of supplies effected through e-commerce operator and the amount of tax collected | E-commerce Operator/Tax Collector | 10th of the next month |
| GSTR-9 | Annual Return | Registered Taxable Person | 31st December of next financial year |
| GSTR-10 | Final Return | Taxable person whose registration has been surrendered or cancelled. | Within three months of the date of cancellation or date of cancellation order, whichever is later. |
| GSTR-11 | Details of inward supplies to be furnished by a person having UIN | Person having UIN and claiming refund | 28th of the month following the month for which statement is filed |
All these returns are required to be filed digitally online through a common portal to be provided by GSTN, non-government, private limited company promoted by the central and state governments with the specific mandate to build the IT infrastructure and the services required for implementing Goods and Services Tax (GST).