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Compliance calendar

Statutory due dates by month, with the rule or section for each. Dates are not moved for holidays, and the government sometimes extends them, so check the latest notification before you rely on a date.

Feb

March 2027

Apr

Date	Compliance	Law	Period
7 Mar, Sun	TDS/TCS deposit Rule 218(2)(b), Income-tax Rules, 2026	Income tax	February 2027
10 Mar, Wed	GSTR-7 (TDS under GST) Rule 66, CGST Rules, 2017	GST	February 2027
10 Mar, Wed	GSTR-8 (TCS by e-commerce operators) Rule 67, CGST Rules, 2017	GST	February 2027
11 Mar, Thu	GSTR-1 (monthly filers) Rule 59, CGST Rules, 2017	GST	February 2027
13 Mar, Sat	IFF (optional, QRMP filers) Rule 59, CGST Rules, 2017	GST	February 2027
15 Mar, Mon	Advance tax Final instalment (100%); presumptive cases pay in full Section 408, Income-tax Act, 2025	Income tax	FY 2026-27
15 Mar, Mon	ESI contribution Regulation 31, ESI (General) Regulations, 1950	PF/ESI	February 2027
15 Mar, Mon	PF contribution and ECR Para 38, EPF Scheme, 1952	PF/ESI	February 2027
20 Mar, Sat	GSTR-3B (monthly filers) Rule 61, CGST Rules, 2017	GST	February 2027
25 Mar, Thu	PMT-06 tax payment (QRMP filers) Rule 61, CGST Rules, 2017	GST	February 2027