GST due dates in September 2026
A plain month on the calendar, and a good one to start matching last year's purchases with GSTR-2B: the cut-off for last year's input tax credit is 30 November.
Interactive GST calendar
Every GST due date. Pick how you file to see only yours.
September 2026
- Today
- Passed in the last 10 days
- Every regular taxpayer
- Nothing to file
10September 2026Thursday
GSTR-7August 2026Return for TDS deducted under GST
A monthly return of the 2% GST TDS that government bodies and notified buyers deduct from payments to suppliers on contracts above ₹2.5 lakh.
- Who it applies to
- Government departments, local authorities, PSUs and other notified deductors. Not ordinary businesses.
- If you miss it
- A late fee of ₹50 a day, capped at ₹2,000, plus interest at 18% a year on TDS deposited late. Suppliers can't use the credit until it is filed.
GSTR-8August 2026Return for e-commerce operators
A monthly statement of the sales made through an online marketplace and the tax collected at source (TCS) on them.
- Who it applies to
- E-commerce operators such as online marketplaces. Sellers on those marketplaces don't file it.
- If you miss it
- A daily late fee until it is filed, plus interest at 18% a year on TCS deposited late. Sellers can't see the TCS credit until then.
Every GST date in September 2026
| Date | What | For the period | Who it applies to |
|---|---|---|---|
| 10 SepThursday | GSTR-7Return for TDS deducted under GST | August 2026 | Government departments, local authorities, PSUs and other notified deductors. Not ordinary businesses. |
| GSTR-8Return for e-commerce operators | August 2026 | E-commerce operators such as online marketplaces. Sellers on those marketplaces don't file it. | |
| 11 SepFriday | GSTR-1Sales return | August 2026 | Monthly filers |
| 13 SepSunday | IFFOptional invoice upload for QRMP filers | August 2026 | QRMP filers who sell to other GST-registered businesses. It is optional, and limited to ₹50 lakh of invoices a month. |
| GSTR-5Return for non-resident taxable persons | August 2026 | Non-resident taxable persons holding a temporary GST registration. | |
| GSTR-6Return for input service distributors | August 2026 | Businesses registered as an Input Service Distributor, which companies sharing common services across GSTINs have had to be since April 2025. | |
| 14 SepMonday | GSTR-2BYour input tax credit statement is ready | August 2026 | Monthly filers |
| 20 SepSunday | GSTR-3BSummary return and tax payment | August 2026 | Monthly filers |
| GSTR-5AReturn for overseas online service providers | August 2026 | Overseas online service (OIDAR) and online money gaming suppliers registered in India. Not Indian businesses. | |
| 25 SepFriday | PMT-06Monthly tax payment for QRMP filers | August 2026 | Businesses in the QRMP scheme. There is nothing to pay if your credit or cash ledger already covers the month's tax, or there is no liability. |
Frequently asked questions
What are the GST due dates in September 2026?
10 Sep: GSTR-7 and GSTR-8; 11 Sep: GSTR-1; 13 Sep: IFF, GSTR-5 and GSTR-6; 20 Sep: GSTR-3B and GSTR-5A; 25 Sep: PMT-06.
Which periods do the GST returns due in September 2026 cover?
Returns and payments due in September 2026 cover August 2026.
What is the last GST due date in September 2026?
PMT-06 for August 2026, on Friday, 25 September 2026. Businesses in the QRMP scheme. There is nothing to pay if your credit or cash ledger already covers the month's tax, or there is no liability.
Get help with GST
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- GST Return Filing in JodhpurFrom ₹799 / return
- GST Registration in JodhpurFrom ₹2,999
- Accounting & Payroll in JodhpurFrom ₹5,000 / month
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