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.
| Date | Compliance | Law | Period |
|---|---|---|---|
| TDS/TCS deposit Rule 30, Income-tax Rules, 1962 |
Income tax | July 1966 | |
| Income-tax return — non-audit business or profession (ITR-3, ITR-4) Section 139(1), Income-tax Act, 1961, as amended by the Finance Act, 2026 |
Income tax | FY 1965-66 |