| | November 2026 | |
| Sl No | Particulars | Date |
| 1 | TDS and TCS Payments for the month of October 2026 | 07-11-2026 |
| 2 | Filing of Form ECB-2 for the month of October 2026 | 07-11-2026 |
| 3 | GSTR-8 & GSTR-7 Filing for the Month of October 2026 (For E commerce Operators) | 10-11-2026 |
| 4 | Filing of GSTR-1 for the month of October 2026 (Monthly filers) | 11-11-2026 |
| 5 | ESIC Half Yearly Return (Apr-Sept 2026) | 11-11-2026 |
| 6 | Filing of GSTR-6 for ISD for the month of October 2026 | 13-11-2026 |
| 7 | Filing of IFF for the month of October 2026 (QRMP scheme) | 13-11-2026 |
| 8 | PF-Payment and Monthly Return for the month of October 2026 | 15-11-2026 |
| 9 | ESI-Payment and Monthly Return for the month of October 2026 | 15-11-2026 |
| 10 | TDS certificate (Form No. 131, earlier Form 16A) for the July–September 2026 quarter | 15-11-2026 |
| 11 | Filing of GSTR-3B for the month of October 2026 (Monthly filers) | 20-11-2026 |
| 12 | Payment of Professional Tax for the month of October 2026 | 20-11-2026 |
| 13 | Filing Income-tax return for AY 2026-27 (FY 2025-26) - audit cases without transfer pricing (extended from 31 October) | 21-11-2026 |
| 14 | Filing Income-tax return for AY 2026-27 (FY 2025-26) - partners of firms whose accounts are required to be audited (extended from 31 October) | 21-11-2026 |
| 15 | Payment of GST in Form PMT-06 for October 2026, (QRMP scheme). | 25-11-2026 |
| 16 | Filing of GSTR-11 (statement of inward supplies) for October 2026, with the refund claim | 28-11-2026 |
| 17 | Half Yearly Filing of PAS-6 (Apr-Sep 2026) | 29-11-2026 |
| 18 | ITR Filing for Transfer Pricing Cases for FY 2025-26 (Sec 92E) | 30-11-2026 |
| 19 | Form 3CEAA (TP Master file) for FY 2025-26 | 30-11-2026 |
| 20 | Last date for FY 2025-26: claim of missed input tax credit, issue of credit notes, and amendments to invoices / GSTR-1 details (or the annual return date, if earlier) | 30-11-2026 |
| 21 | Challan-cum-statement (Form No. 141) for TDS in October 2026 on purchase of immovable property, rent or contract / professional fees paid by individuals and HUFs not liable to tax audit, and VDA transfers | 30-11-2026 |
| 22 | Reversal of input tax credit for FY 2025-26 where the supplier has not filed GSTR-3B by 30 September | 30-11-2026 |
