Check GSTR-1 and GSTR-3B filing compliance for any GSTIN — compliance gauge, ARN records, and overdue detection sourced live from GSTN.
| Tax Period | GSTR-1 | Filed On | GSTR-3B | Filed On |
|---|---|---|---|---|
| March 2026 |
Filed
AC330326622081N |
28-07-2026 |
Filed
AC330326622242L |
29-07-2026 |
| February 2026 | Overdue Due 11 Mar 2026 | — | Overdue Due 20 Mar 2026 | — |
| January 2026 | Overdue Due 11 Feb 2026 | — | Overdue Due 20 Feb 2026 | — |
| December 2025 |
Filed
AC331225459401F |
07-03-2026 |
Filed
AC3312254594073 |
07-03-2026 |
| November 2025 | Overdue Due 11 Dec 2025 | — | Overdue Due 20 Dec 2025 | — |
| October 2025 | Overdue Due 11 Nov 2025 | — | Overdue Due 20 Nov 2025 | — |
| September 2025 |
Filed
AC330925421289W |
07-03-2026 |
Filed
AC330925421291B |
07-03-2026 |
| August 2025 | Overdue Due 11 Sep 2025 | — | Overdue Due 20 Sep 2025 | — |
| July 2025 | Overdue Due 11 Aug 2025 | — | Overdue Due 20 Aug 2025 | — |
| June 2025 |
Filed
AC3306253262088 |
18-08-2025 |
Filed
AC330625326212J |
18-08-2025 |
| May 2025 | Overdue Due 11 Jun 2025 | — | Overdue Due 20 Jun 2025 | — |
| April 2025 | Overdue Due 11 May 2025 | — | Overdue Due 20 May 2025 | — |
| Tax Period | FY | Return Type | Filed On | Mode | ARN |
|---|---|---|---|---|---|
| December 2025 | FY 2025-26 | GSTR-1 | 07-03-2026 | ONLINE | AC331225459401F |
| December 2025 | FY 2025-26 | GSTR-3B | 07-03-2026 | ONLINE | AC3312254594073 |
| September 2025 | FY 2025-26 | GSTR-1 | 07-03-2026 | ONLINE | AC330925421289W |
| September 2025 | FY 2025-26 | GSTR-3B | 07-03-2026 | ONLINE | AC330925421291B |
| June 2025 | FY 2025-26 | GSTR-1 | 18-08-2025 | ONLINE | AC3306253262088 |
| June 2025 | FY 2025-26 | GSTR-3B | 18-08-2025 | ONLINE | AC330625326212J |
| March 2026 | FY 2025-26 | GSTR-3B | 29-07-2026 | ONLINE | AC330326622242L |
| March 2026 | FY 2025-26 | GSTR-1 | 28-07-2026 | ONLINE | AC330326622081N |
The Finance Act 2022 inserted Section 16(2)(aa) into the CGST Act, 2017, making GSTN-matching mandatory for Input Tax Credit claims. ITC is only admissible when the supplier's invoice appears in your GSTR-2B — which only populates after the supplier files GSTR-1.
A supplier with even one month of GSTR-1 non-filing puts your ITC at risk of reversal under Rule 86A, with interest at 24% p.a. Regular filing checks before processing invoices protect your working capital.