Master GSTR 3B filing with our step-by-step guide and Excel templates. Includes current deadlines and recent GSTN updates for compliance.
A Comprehensive Guide to GSTR 3B Filing with Templates and Instructions
This guide assists in preparing and submitting monthly GSTR 3B returns effectively. It offers updated templates and a detailed guide to help businesses accurately manage sales and purchase information for prompt compliance.
Recent Update:
April 11, 2025
* The GSTN has issued an advisory regarding the reporting of values in Table 3.2 of GSTR-3B.
* Effective from April 2025, the auto-populated figures in Table 3.2 for inter-state supplies to unregistered persons, composition taxpayers, and UIN holders will no longer be editable.
* Taxpayers will be required to rectify any incorrect values through amendments made via Form GSTR-1A or Form GSTR-1/IFF filed for subsequent tax periods.
Software solutions are continually updated to assist businesses in preparing GSTR-3B returns efficiently and without errors. Similarly, various Excel templates are available to help users summarize Form 3B data for simplified filing.
Steps for Using GSTR 3B Excel Templates
- Export transaction data from your accounting software into Excel files.
- Populate the provided Excel templates with your data.
- Upload these templates to your chosen GST software, which will automatically prepare your GSTR 3B.
- Log in to the GSTN portal to submit your return.
GSTR 3B Filing Deadlines
| Month | Last Date for filing GSTR-3B |
|---|---|
| August 2025 | 20th September 2025 |
| September 2025 | 20th October 2025 |
| October 2025 | 20th November 2025 |
| November 2025 | 20th December 2025 |
| December 2025 | 20th January 2026 |
Tax liability for GSTR-3B must be settled by the last date of filing for the respective month.
Other GST Return Filing Schedule
In addition to GSTR 3B, taxpayers must file GSTR 1, 2, and 3 according to the following schedule:
| Sl. No. | Return | Tax Period | Revised Due Date |
|---|---|---|---|
| 1 | GSTR 1 | July, 2025 | 10-Oct-2025 |
| 2 | GSTR-2 | July, 2025 | 31-Oct-2025 |
| 3 | GSTR-3 | July, 2025 | 10-Nov-2025 |