Due dates calendar
Important statutory due dates
Income tax, GST, MCA/ROC, EPFO, ESIC and Telangana professional tax deadlines with legal references.
How to read this calendar. Dates shown are original statutory due dates. An extended date appears only when an official notification or order has been verified, and links to it. Recommended preparation dates are ArthaKara's suggestions, not legal deadlines. Event-based MCA dates assume the AGM is held on the last permitted day.
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Tap a highlighted date to see what is due.
Due in September 2027
| Due date | Form / obligation | Applies to | Period | Legal reference | Status |
|---|---|---|---|---|---|
| 7 Sept 2027 Prepare by 4 Sept 2027 (recommended) |
TDS/TCS payment (Challan ITNS 281) Income Tax Deposit tax deducted or collected during the month. | Non-government deductors and collectors | August 2027 | Income-tax Act, 2025 / Income-tax Rules, 2026: time of payment of TDS/TCS (corresponds to Rule 30 / Rule 37CA of the 1961 Act / 1962 Rules) Official source |
Statutory Pending review |
| 10 Sept 2027 Prepare by 8 Sept 2027 (recommended) |
GSTR-7 GST Return by persons required to deduct GST TDS. | Government departments and notified persons deducting GST TDS | August 2027 | Section 39(3), CGST Act, 2017; Rule 66 Official source |
Statutory Pending review |
| 10 Sept 2027 Prepare by 8 Sept 2027 (recommended) |
Professional Tax (Telangana) State (Telangana) Employer remittance of professional tax deducted from salaries. | Employers registered in Telangana | August 2027 | Telangana Tax on Professions, Trades, Callings and Employments Act, 1987 and Rules Official source |
Statutory Pending review |
| 11 Sept 2027 Prepare by 8 Sept 2027 (recommended) |
GSTR-1 GST Details of outward supplies for monthly filers. | Registered persons filing monthly (not opted for QRMP) | August 2027 | Section 37, CGST Act, 2017; Rule 59, CGST Rules, 2017 Official source |
Statutory Pending review |
| 15 Sept 2027 Prepare by 10 Sept 2027 (recommended) |
Advance tax Income Tax Advance tax for Tax Year 2027-28. | Taxpayers whose tax liability after TDS is Rs 10,000 or more (resident senior citizens without business income are exempt) | Tax Year 2027-28 | Income-tax Act, 2025 / Income-tax Rules, 2026: advance tax instalments (corresponds to Sections 208 and 211 of the 1961 Act / 1962 Rules) Official source |
Statutory Pending review |
| 15 Sept 2027 Prepare by 12 Sept 2027 (recommended) |
ESIC contribution EPFO / ESIC Deposit ESI contributions for the month. | Establishments covered under the ESI Act | August 2027 | Regulation 31, ESI (General) Regulations, 1950 Official source |
Statutory Pending review |
| 15 Sept 2027 Prepare by 12 Sept 2027 (recommended) |
EPF ECR and payment EPFO / ESIC Deposit employee and employer PF contributions and file the ECR. | Establishments covered under the EPF Act | August 2027 | Paragraph 38, Employees' Provident Funds Scheme, 1952 Official source |
Statutory Pending review |
| 20 Sept 2027 Prepare by 17 Sept 2027 (recommended) |
GSTR-3B GST Summary return and payment of tax for monthly filers. | Registered persons filing monthly | August 2027 | Section 39(1), CGST Act, 2017; Rule 61, CGST Rules, 2017 Official source |
Statutory Pending review |
| 25 Sept 2027 Prepare by 23 Sept 2027 (recommended) |
PMT-06 GST Monthly tax payment for the first two months of a quarter under QRMP. | QRMP taxpayers (aggregate turnover up to Rs 5 crore who opted in) | August 2027 | Proviso to Section 39(7), CGST Act, 2017; Rule 61(1) Official source |
Statutory Pending review |
| 30 Sept 2027 Prepare by 15 Sept 2027 (recommended) |
Tax audit report (Form 3CA/3CB-3CD) Income Tax Audit report to be furnished one month before the return due date for audit cases. | Persons liable to tax audit | Tax Year 2026-27 | Income-tax Act, 2025 / Income-tax Rules, 2026: tax audit (corresponds to Section 44AB read with Rule 6G of the 1961 Act / 1962 Rules) Official source |
Statutory Pending review |
| 30 Sept 2027 Prepare by 10 Sept 2027 (recommended) |
Annual General Meeting MCA / ROC The AGM must be held within six months of the end of the financial year. AOC-4 is due within 30 days and MGT-7 within 60 days of the AGM. | Companies other than One Person Companies | FY 2026-27 | Section 96, Companies Act, 2013 Official source |
Statutory Pending review |
Information published by ArthaKara Consulting Services is intended for general educational and informational purposes. It is based on the statutory provisions and official information referenced on the respective page as of its stated verification date. Laws, rules, notifications and regulatory interpretations may change. Readers should independently verify the applicable provisions and seek professional advice before taking action. ArthaKara is an independent professional information and consulting platform and is not a government website or government-endorsed portal.