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.

Aug

September 2028

Oct

Date	Compliance	Law	Period
10 Sep, Sun	GSTR-7 (TDS under GST) Rule 66, CGST Rules, 2017	GST	August 2028
10 Sep, Sun	GSTR-8 (TCS by e-commerce operators) Rule 67, CGST Rules, 2017	GST	August 2028
11 Sep, Mon	GSTR-1 (monthly filers) Rule 59, CGST Rules, 2017	GST	August 2028
13 Sep, Wed	IFF (optional, QRMP filers) Rule 59, CGST Rules, 2017	GST	August 2028
20 Sep, Wed	GSTR-3B (monthly filers) Rule 61, CGST Rules, 2017	GST	August 2028
25 Sep, Mon	PMT-06 tax payment (QRMP filers) Rule 61, CGST Rules, 2017	GST	August 2028