GSTR-3B (summary return): due dates
GSTR-3B is a monthly GST compliance. The dates below run from 23 October 2026 to the end of FY 2027-28, generated from the Charter statutory calendar, version 2026-09.
- Form
- GSTR-3B
- Frequency
- Monthly
- Next due date
- 20 November 2026 (Oct 2026)
- Rule status
- Checked against the source
Who it applies to
- GST taxpayers on the regular scheme
Upcoming due dates, through FY 2027-28
Dates generated on 23 October 2026 from calendar version 2026-09. They are regenerated daily, and a date notified after that is not reflected until the rule is updated.
| Period | Due date |
|---|---|
| Due in financial year 2026-27 | |
| Oct 2026 | 20 November 2026Next |
| Nov 2026 | 20 December 2026 |
| Dec 2026 | 20 January 2027 |
| Jan 2027 | 20 February 2027 |
| Feb 2027 | 20 March 2027 |
| Due in financial year 2027-28 | |
| Mar 2027 | 20 April 2027 |
| Apr 2027 | 20 May 2027 |
| May 2027 | 20 June 2027 |
| Jun 2027 | 20 July 2027 |
| Jul 2027 | 20 August 2027 |
| Aug 2027 | 20 September 2027 |
| Sep 2027 | 20 October 2027 |
| Oct 2027 | 20 November 2027 |
| Nov 2027 | 20 December 2027 |
| Dec 2027 | 20 January 2028 |
| Jan 2028 | 20 February 2028 |
| Feb 2028 | 20 March 2028 |
Source and verification
CGST Rule 61: Form and manner of furnishing GSTR-3B. Checked against the source on 17 September 2026.
FAQs
When is the GSTR-3B (summary return) due?
The next due date from 23 October 2026 is 20 November 2026, for Oct 2026. Every due date through FY 2027-28 is listed on this page.
Who has to comply with the GSTR-3B due date?
GST taxpayers on the regular scheme.
Where does this due date come from?
CGST Rule 61: Form and manner of furnishing GSTR-3B. Checked against the source on 17 September 2026.
Which notices follow a GSTR-3B default or mismatch?
Liability mismatch intimation (Rule 88C, DRC-01B); ITC mismatch intimation (Rule 88D, DRC-01C); Scrutiny of returns (s.61, ASMT-10).
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This page lists statutory due dates for chartered accountants and is not legal advice. A notification or circular can move a date, so check the notified text before you file.