GST Due-Date Calendar
Pick a month and see when GSTR-1, GSTR-3B, QRMP, CMP-08 and the annual returns are due for that period — so nothing slips past the deadline.
Outward supplies for June 2026 (monthly filers)
Quarterly outward supplies (April–June 2026)
Composition-scheme statement & tax (April–June 2026)
Summary return & tax payment for June 2026 (monthly filers)
Quarterly summary (April–June 2026) — due 22nd or 24th by state group
Standard statutory due dates. The government occasionally notifies extensions — confirm on the GST portal. QRMP GSTR-3B is the 22nd or 24th depending on your state group.
Frequently asked questions
When is GSTR-1 due?
For monthly filers, GSTR-1 is due on the 11th of the following month. QRMP (quarterly) filers file by the 13th of the month after the quarter, and may use the optional IFF for the first two months.
When is GSTR-3B due?
For monthly filers, GSTR-3B is due on the 20th of the following month. QRMP filers file quarterly on the 22nd or 24th, depending on their state group.
Are these dates ever extended?
Yes — the government occasionally notifies extensions. Treat these as the standard statutory dates and confirm any extension on the GST portal.
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