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Compliance Calendar

Every key GST, TDS and income tax due date in one place: what repeats every month, and what falls due through the year.

Last updated 29 September 2026

Every month

These dates repeat every month (or after each quarter for QRMP filers). If a due date falls on a holiday, check for official extensions.

7th

TDS

TDS / TCS deposit

Tax deducted in the previous month (March deductions: 30 April)

11th

GST

GSTR-1

Monthly sales return

13th

GST

GSTR-1 (QRMP) / IFF

Quarterly GSTR-1 after the quarter, or optional monthly IFF

20th

GST

GSTR-3B

Monthly summary return and GST payment

22nd / 24th

GST

GSTR-3B (QRMP)

Quarterly summary return after the quarter, by state

25th

GST

PMT-06

Monthly GST payment for QRMP filers

Through the year

Annual and quarterly deadlines, April to March. Income tax return dates shown are for returns filed in 2026 for income earned in 2025-26; the same pattern is expected for later years unless changed.

April

  • TDS30 AprTDS deposit for March

May

  • TDS31 MayTDS return for Q4 (Jan–Mar)

June

  • Income tax15 JunAdvance tax: 1st instalment (15%)

July

  • Income tax31 JulITR-1 and ITR-2 (no audit)
  • TDS31 JulTDS return for Q1 (Apr–Jun)

August

  • Income tax31 AugITR-3 and ITR-4 (no audit)

September

  • Income tax15 SepAdvance tax: 2nd instalment (45%)
  • Income tax30 SepTax audit report

October

  • Income tax31 OctITR for audit cases, including companies
  • TDS31 OctTDS return for Q2 (Jul–Sep)

November

  • Income tax30 NovITR for transfer pricing cases

December

  • Income tax15 DecAdvance tax: 3rd instalment (75%)
  • GST31 DecGSTR-9 / 9C annual return
  • Income tax31 DecBelated income tax return

January

  • TDS31 JanTDS return for Q3 (Oct–Dec)

February

  • Monthly GST and TDS dates only

March

  • Income tax15 MarAdvance tax: final instalment (100%)
  • Income tax31 MarEnd of the tax year

Last updated 29 September 2026. This page is general information based on the rules in force on that date, not professional advice. Tax rules, rates and due dates can change through budgets and government notifications. Contact us to confirm what applies to your situation.

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