← Compliance calendar
GSTR-1 due dates
GSTR-1 (outward supplies)
- How often
- Monthly
- Who it applies to
- Entity has GST registration
Upcoming due dates
- GSTR-1 — August 2026Fri, 11 September 2026
- GSTR-1 — September 2026Sun, 11 October 2026
- GSTR-1 — October 2026Wed, 11 November 2026
- GSTR-1 — November 2026Fri, 11 December 2026
- GSTR-1 — December 2026Mon, 11 January 2027
- GSTR-1 — January 2027Thu, 11 February 2027
- GSTR-1 — February 2027Thu, 11 March 2027
- GSTR-1 — March 2027Sun, 11 April 2027
- GSTR-1 — April 2027Tue, 11 May 2027
- GSTR-1 — May 2027Fri, 11 June 2027
- GSTR-1 — June 2027Sun, 11 July 2027
- GSTR-1 — July 2027Wed, 11 August 2027
Recent deadlines
- GSTR-1 — July 2026Tue, 11 August 2026
- GSTR-1 — June 2026Sat, 11 July 2026
- GSTR-1 — May 2026Thu, 11 June 2026
- GSTR-1 — April 2026Mon, 11 May 2026
- GSTR-1 — March 2026Sat, 11 April 2026
- GSTR-1 — February 2026Wed, 11 March 2026
Dates are the standard statutory deadlines. Government extensions are announced from time to time and are not reflected here.
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