Knowledge hub
Common compliance dates
Use this as a planning reference only. The dates shown are general rules and do not reflect extensions or every taxpayer category.
Monthly · Registered taxpayers required to file monthly GSTR-1
GSTR-1 (monthly filing)
Quarterly filers generally use the 13th of the month following the quarter. Government extensions may apply.
Check official guidance11th of the following month
Quarterly · Eligible taxpayers who have opted for quarterly filing
GSTR-1 (quarterly filing)
Confirm eligibility, filing frequency and any notified extension on the GST Portal.
Check official guidance13th of the month following the quarter
Monthly · Monthly GSTR-3B filers
GSTR-3B (monthly filing)
The GST Portal displays the applicable due date for the taxpayer and period. Notified dates can differ.
Check official guidanceGenerally 20th of the following month
Quarterly · Eligible QRMP taxpayers with principal place of business in Bihar
GSTR-3B under QRMP (Bihar)
Monthly tax deposits may still be due under QRMP. Check the current GST Portal calendar and any notifications.
Check official guidanceGenerally 24th of the month following the quarter
Quarterly · Deductors required to file quarterly TDS statements
Quarterly TDS statement
The applicable form and due date depend on the payment and deductor. For payments from 1 April 2026, use the Income-tax Act, 2025 forms and references.
Check official guidance31 July, 31 October, 31 January, 31 May
15 June, 15 September, 15 December, 15 March · Taxpayers liable to pay advance tax; special rules may apply
Advance tax instalments
Installment percentages and exceptions depend on the taxpayer and applicable law. Presumptive taxpayers may have a different schedule.
Check official guidanceBy the 15th of the listed month
Government notifications can extend or change due dates. Confirm the relevant period, taxpayer type, filing frequency and current portal due date before acting.