Next dueIncome Tax
All due dates
21 OCTTax Audit Report · Form 3CA/3CB · AY 2026-27 · extended from 30 Sepin 3 days
7 NOVTDS / TCS deposit · Deducted in Oct 2026in 20 days
21 NOVITR filing · Audit cases · AY 2026-27 · extended from 31 Octin 34 days
15 DECAdvance Tax · 3rd (75%) instalment · FY 2026-27in 58 days
31 DECBelated / revised ITR · AY 2026-27in 74 days
20 OCTGSTR-3B · Summary return · Sep 2026in 2 days
30 OCTAOC-4 · Financial statements · FY 2025-26in 12 days
11 NOVGSTR-1 · Outward supplies · Oct 2026in 24 days
💰 Free Calendar
Income Tax Compliance Calendar 2025–26
All income tax due dates — advance tax payments, ITR filing, audit report submission, TDS returns, and Form 16 issuance.
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FY 2025–26 updated
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📅 Due Dates & Deadlines
Income Tax Compliance Calendar 2025–26
Prepared by TaxClue's CA/CS team. Updated for FY 2025–26.
| Period | Due Date | Compliance Task |
|---|---|---|
| 15 Jun 2025 | Advance Tax | Q1: 15% of total tax liability |
| 31 Jul 2025 | ITR Filing | Individuals, HUF, firms (non-audit) |
| 15 Sep 2025 | Advance Tax | Q2: 45% cumulative |
| 30 Sep 2025 | Audit Report | Form 3CA/3CB/3CD submission |
| 31 Oct 2025 | ITR Filing | Audit cases (companies, firms requiring audit) |
| 31 Oct 2025 | Report | Transfer pricing report Form 3CEB |
| 31 Oct 2025 | ITR | Partner of firm requiring audit |
| 15 Dec 2025 | Advance Tax | Q3: 75% cumulative |
| 31 Dec 2025 | Belated/Revised ITR | Last date for FY 2024–25 belated returns |
| 31 Jan 2026 | Report | Statement of financial transactions (SFT) |
| 15 Mar 2026 | Advance Tax | Q4: 100% cumulative |
| 31 Mar 2026 | Tax Saving | Last date for 80C, 80D, NPS investments |
| 30 May 2026 | TDS Return | Form 26Q/24Q Q4 return |
| 15 Jun 2026 | Form 16 | Issue to employees for FY 2025–26 |
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