◆ CALENDAR · POPULAR
Compliance Calendar
FY 2026-27
Month-by-month compliance due dates for FY 2026-27 — Income Tax (advance tax, ITR, TDS), GST (GSTR-1, 3B, 9), ROC (AOC-4, MGT-7), PF, ESI, and DPT-3. Updated for ITA 2025.
📌 Dates may be extended by CBDT/GSTN notifications. Always verify on the official portal before filing. This calendar covers the standard statutory due dates for FY 2026-27.
Month-by-Month Due Dates
April 2026
7 Apr — TDS/TCS deposit (Mar)
15 Apr — Advance Tax Q4 (if applicable)
30 Apr — GSTR-7 & GSTR-8 (Mar)
30 Apr — GSTR-1 monthly (Mar)
30 Apr — PF/ESI deposit (Mar)
May 2026
15 May — GSTR-1 quarterly (Jan–Mar) QRMP
20 May — GSTR-3B (Mar, monthly)
31 May — TDS Return Q4 (Form 138)
31 May — TCS Return Q4 (Form 140)
31 May — PF Annual Return
June 2026
7 Jun — TDS/TCS deposit (May)
15 Jun — Advance Tax Instalment 1 (15% of tax)
20 Jun — GSTR-3B (May)
30 Jun — DPT-3 (Pvt Ltd)
30 Jun — GSTR-4 annual (Composition dealers)
July 2026
7 Jul — TDS/TCS deposit (Jun)
11 Jul — GSTR-1 (Jun, monthly)
20 Jul — GSTR-3B (Jun)
31 Jul — ITR filing (non-audit cases)
31 Jul — TDS Return Q1 (Form 138)
31 Jul — TCS Return Q1
August 2026
7 Aug — TDS/TCS deposit (Jul)
11 Aug — GSTR-1 (Jul)
20 Aug — GSTR-3B (Jul)
31 Aug — GSTR-9 & 9C (FY 2025-26 — extended often)
September 2026
7 Sep — TDS/TCS deposit (Aug)
15 Sep — Advance Tax Instalment 2 (45% cumulative)
20 Sep — GSTR-3B (Aug)
30 Sep — AGM (Pvt Ltd/Public Ltd)
30 Sep — DIR-3 KYC deadline
30 Sep — Tax Audit Report (Form 3CA/3CB/3CD)
October 2026
7 Oct — TDS/TCS deposit (Sep)
11 Oct — GSTR-1 (Sep)
20 Oct — GSTR-3B (Sep)
30 Oct — AOC-4 (Pvt Ltd financial statements)
31 Oct — ITR filing (audit cases)
31 Oct — TDS Return Q2
November 2026
7 Nov — TDS/TCS deposit (Oct)
11 Nov — GSTR-1 (Oct)
20 Nov — GSTR-3B (Oct)
29 Nov — MGT-7A / MGT-7 (60 days from AGM)
December 2026
7 Dec — TDS/TCS deposit (Nov)
11 Dec — GSTR-1 (Nov)
15 Dec — Advance Tax Instalment 3 (75% cumulative)
20 Dec — GSTR-3B (Nov)
31 Dec — GSTR-9 Annual Return (FY 2025-26)
31 Dec — GSTR-9C Reconciliation Statement
January 2027
7 Jan — TDS/TCS deposit (Dec)
11 Jan — GSTR-1 (Dec)
15 Jan — GSTR-1 quarterly (Oct–Dec) QRMP
20 Jan — GSTR-3B (Dec)
31 Jan — TDS Return Q3
February 2027
7 Feb — TDS/TCS deposit (Jan)
11 Feb — GSTR-1 (Jan)
20 Feb — GSTR-3B (Jan)
28 Feb — MSME Form-1 (Oct–Mar period)
March 2027
7 Mar — TDS/TCS deposit (Feb)
11 Mar — GSTR-1 (Feb)
15 Mar — Advance Tax Instalment 4 (100%)
20 Mar — GSTR-3B (Feb)
31 Mar — Updated ITR last date (AY 2025-26)
31 Mar — Investment proof submission (salary TDS)
Quick Reference: Key Annual Deadlines
| Due Date | Compliance | Applicable To |
|---|---|---|
| 31 July 2026 | ITR Filing (Non-audit) | Individuals, firms without tax audit |
| 30 Sep 2026 | Tax Audit + AGM | Companies & audited firms |
| 30 Oct 2026 | AOC-4 (Financial Statements) | All Pvt Ltd / LLP companies |
| 31 Oct 2026 | ITR Filing (Audit cases) | Companies, firms with tax audit |
| 31 Dec 2026 | GSTR-9 Annual Return | All regular GST taxpayers |
| 31 Dec 2026 | GSTR-9C Reconciliation | Turnover > ₹5 Cr |
| 31 Mar 2027 | Updated ITR (AY 2025-26) | All taxpayers (with additional tax) |
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