In a move that brings relief to taxpayers, the Central Board of Indirect Taxes and Customs (CBIC) has officially extended the due date for filing GSTR-3B for the month of September 2025 and the quarter ending September 2025.
This extension has been granted considering various representations and practical difficulties faced by taxpayers during the festive season.
Details of the Notification
The CBIC, exercising its powers under Section 39(6) read with Section 168 of the Central Goods and Services Tax Act, 2017, issued Notification No. 17/2025–Central Tax dated 18 October 2025, to extend the filing deadline as follows:
- For monthly filers:
- Tax period: September 2025
- Extended due date: 25th October 2025
- Applicable for: Registered persons filing returns under Section 39(1) of the CGST Act.
- For quarterly filers (QRMP scheme):
- Tax period: July to September 2025
- Extended due date: 25th October 2025
- Applicable for: Registered persons filing returns under the proviso to Section 39(1) of the CGST Act.
Purpose of the Extension
The extension aims to provide additional compliance time for taxpayers in light of the Diwali festivities and other operational challenges during October. This move ensures smoother return filing and helps avoid late fees or penalties for delayed submission of GSTR-3B.
Official Reference
Notification No. 17/2025–Central Tax, dated 18 October 2025
Issued under File No. CBIC-20006/45/2025-GST
Signed by Raushan Kumar, Under Secretary, Department of Revenue, Ministry of Finance.
Key Takeaways
- GSTR-3B filing deadline for both monthly and quarterly taxpayers extended to October 25, 2025.
- The relief applies across India.
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Taxpayers are advised to complete their filings well before the extended date to avoid last-minute portal congestion.