GSTR-3B: Due Date, Late Fee, Format, Return Filing, Eligibility, Rules
GSTR-3B is the summary return that taxpayers must file regularly to show details of sales, ITC claims, tax liability, refunds, etc recorded on their GSTIN. This article gives a comprehensive overview of GSTR-3B and its applicability. Clear provides an end-to-end GSTR-3B filing solution with advanced features for automating sales and ITC reconciliations, maximising ITC claims, Table-4 reporting, ITC offset, vendor communication and filing. Continue reading to know more about GSTR 3B.
Latest Updates
20th August 2025
Due to the incessant rains in various parts of Maharashta, the government has extended GSTR-3B due date for July 2025 from 20th August to 27th August 2025. Registrants in Mumbai (City), Mumbai (sub-urban), Thane, Raigad, and Palghar are given this relief. The CGST notification 12/2025 was issued on 20th August 2025 this regard.
7th June 2025
- GSTN via advisory implemented the restriction of not allowing the taxpayers to file their GSTR-3B after the expiry of a period of three years from the due date of furnishing the said return. The said change will be made effective on the GST portal from July 2025 tax period.
- Via another advisory, the government implemented hard locking of auto-populated liability in GSTR-3B from the July 2025 tax period onwards (filed in August 2025).
What is GSTR 3B?
- A separate GSTR-3B must be filed for every GSTIN
- The GST liability must be paid on or before the date of filing GSTR-3B, earlier of its due date
- The GSTR-3B once filed cannot be revised
- Even in case of a zero liability, GSTR-3B must be compulsorily filed
Who should File GSTR 3B?
Every person who is registered under GST must file GSTR-3B.
- Taxpayers registered under the Composition Scheme
- Input service distributors
- Non-resident suppliers of OIDAR service
- Non-resident taxable persons
GSTR-3B Due Dates
The GSTR-3B due date is the 20th of the following month. However, a quarterly GSTR-3B must be filed by the 22nd or 24th of the month following the quarter, depending on the state or UT that the business is operating.
- Up to December 2019: The due date is 20th of the subsequent month
- January 2020 onwards: The due dates have been staggered. It is either 20th of every month or 22nd/24th of the month following every quarter, for monthly and quarterly filers (as provided in the below image)*
- Taxpayers opting for the QRMP scheme from 1st January 2021: The due date is 22nd or 24th of the month following every quarter, as per the State/UT of the principal place of business (list of States/UT given in the image).
*To know about the current due dates for GSTR-3B, visit our page on GST Calendar
The following are essential points to note:
- Taxpayers must ensure to pay taxes and file GSTR-3B within the deadline.
- The late filing of GSTR-3B attracts a late fee and interest at 18% per annum.
- In case the tax was paid within the due date but the GSTR-3B was filed after the deadline, both late fees and interest will apply.
- Taxpayers those not opted for the QRMP Scheme must file GSTR-3B every month.
Late Fee & Penalty for GSTR-3B
A late fee is charged for filing GSTR-3B of a tax period after the due date. It is levied as follows:
- Rs. 50 per day of delay
- Rs. 20 per day of delay for taxpayers having nil tax liability for the month
In case the GST dues are not paid within the due date, interest at 18% per annum is payable on the amount of outstanding tax to be paid.
GSTR-3B vs GSTR-2A & GSTR-2B: Comparison
- Avoid notices due to excess input tax credit claims in GSTR-3B
- Be informed if any genuine input tax credit is missed out on
- Nudge the supplier to upload the invoice details in the GSTR-1, if not uploaded
- Stay GST compliant and improve the GST compliance rating!
Know more about GSTR-2B to reconcile & claim accurate ITC before filing GSTR-3B
Read more on how to compare GSTR-3B vs GSTR-2A easily!
GSTR-3B vs GSTR-1: Comparison
- Avoid interest & penalties due to the short payment of tax
- Know if any invoice is missed out on or duplicated
- Allow the recipient to claim an accurate input tax credit based on his GSTR-2A & GSTR-2B
- Stay GST compliant and improve the GST compliance rating!
Read more on how to compare GSTR-3B vs GSTR-1 easily!
How to File GSTR-3B on Clear GST Software?
The advanced Clear GST solution provides an end-to-end filing of GSTR-3B at a PAN level across multiple GSTINs. It also provides its users with a smart error correction UI at every stage - upon importing of data, reconciliation/review, uploading prepared data onto the GSTN, and filing with the GSTN, for a quick, hassle-free, and accurate GSTR-3B filing experience.
With the advanced, enterprise-grade ClearGST solution, you can ensure a notice-free and compliant business! Here’re some exclusive features for GSTR-3B you must not miss exploring on the platform-
- PAN-level, end-to-end GSTR-3B filing reduces time spent on filing by over 70%.
- Enjoy a single file import of all docs for preparing sales and purchase data.
- Proactively address errors with our smart error correction on UI, such as the ingestion duplicate warning layer, mismatch in tax rate vs tax amount, and invalid customer GSTINs.
- Pre-upload GSTR-3B validations such as GSTR-1 vs GSTR-3B validation, past GSTR-3B validation, and GSTR-2B vs purchase reconciliation checks.
- Comprehensive reporting dashboard for GSTR-1 vs GSTR-3B vs SR & GSTR-2B vs GSTR-3B vs PR.
- Claim only accurate ITC with Table 4 automation as per the latest GSTR-3B and ITC claim norms.
Below is an overview of steps to file GSTR-3B on Clear GST solution-
Frequently Asked Questions
About the Author
Annapoorna
I preach the words, “Learning never exhausts the mind.” An aspiring CA and a passionate content writer having 4+ years of hands-on experience in deciphering jargon in Indian GST, Income Tax, off late also into the much larger Indian finance ecosystem, I love curating content in various forms to the interest of tax professionals, and enterprises, both big and small. While not writing, you can catch me singing Shāstriya Sangeetha and tuning my violin ;). Read more
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