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Compliance calendar

Every statutory date, in one place.

GST, TDS, income tax and ROC deadlines grouped by month. Dates falling within the next fortnight are marked in brass.

Verify before you rely on these dates.

[TODO: CA to verify every date against the Income Tax and GST portals before launch, and re-verify each financial year. Dates extended by CBDT/CBIC notification are not reflected automatically.]

QRMP GSTR-3B is due on the 22nd or the 24th depending on the State or Union Territory of registration. [TODO: confirm which group applies to the firm's typical client base and, if it is consistently one group, remove the other row.]

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August 2026

06 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for July 2026.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for July 2026.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for July 2026, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • PF & ESI

    Provident fund and ESI contributions for July 2026.

    Employers registered under EPF / ESI

    Payroll
  • GSTR-3B

    Summary return and tax payment for July 2026.

    Monthly filers

    GST
  • PMT-06

    Monthly tax payment for July 2026 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST

September 2026

10 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for August 2026.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for August 2026.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for August 2026, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • PF & ESI

    Provident fund and ESI contributions for August 2026.

    Employers registered under EPF / ESI

    Payroll
  • Advance tax — 2nd instalment

    Cumulative 45% of the estimated annual tax liability for FY 2026-27 to be paid.

    Taxpayers with an annual liability of ₹10,000 or more

    Income Tax
  • GSTR-3B

    Summary return and tax payment for August 2026.

    Monthly filers

    GST
  • PMT-06

    Monthly tax payment for August 2026 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST
  • Form 3CA / 3CB-3CD

    Tax audit report for FY 2025-26 (AY 2026-27) to be filed by the auditor.

    Taxpayers covered by section 44AB

    Income Tax
  • DIR-3 KYC

    Annual KYC for every individual holding a Director Identification Number.

    All DIN holders

    ROC / MCA
  • Annual General Meeting

    Last permissible date to hold the AGM for the year ended 31 March 2026.

    Companies other than OPCs

    ROC / MCA

October 2026

16 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for September 2026.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for September 2026.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for September 2026, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • ADT-1

    Intimation of auditor appointment, within 15 days of the AGM.

    Companies appointing or reappointing an auditor

    ROC / MCA
  • PF & ESI

    Provident fund and ESI contributions for September 2026.

    Employers registered under EPF / ESI

    Payroll
  • TCS return — Q2

    Quarterly statement of tax collected at source for July–September 2026.

    All collectors

    TDS / TCS
  • CMP-08

    Quarterly statement and tax payment for July–September 2026.

    Composition scheme taxpayers

    GST
  • GSTR-3B

    Summary return and tax payment for September 2026.

    Monthly filers

    GST
  • GSTR-3B (QRMP, Group A)

    Quarterly summary return for July–September 2026.

    QRMP taxpayers in the 22nd-of-the-month State group

    GST
  • GSTR-3B (QRMP, Group B)

    Quarterly summary return for July–September 2026.

    QRMP taxpayers in the 24th-of-the-month State group

    GST
  • PMT-06

    Monthly tax payment for September 2026 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST
  • AOC-4

    Filing of audited financial statements, within 30 days of the AGM.

    All companies

    ROC / MCA
  • LLP Form 8

    Statement of Account and Solvency for the year ended 31 March 2026.

    All LLPs

    ROC / MCA
  • ITR — audit cases

    Income tax return for AY 2026-27 where accounts are subject to audit.

    Taxpayers covered by section 44AB and working partners

    Income Tax
  • TDS return — Q2

    Quarterly statement of tax deducted at source for July–September 2026 (Forms 24Q / 26Q / 27Q).

    All deductors

    TDS / TCS
  • MSME-1

    Half-yearly return of outstanding dues to micro and small enterprises for April–September 2026.

    Companies with MSME dues outstanding beyond 45 days

    ROC / MCA

November 2026

08 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for October 2026.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for October 2026.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for October 2026, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • PF & ESI

    Provident fund and ESI contributions for October 2026.

    Employers registered under EPF / ESI

    Payroll
  • GSTR-3B

    Summary return and tax payment for October 2026.

    Monthly filers

    GST
  • PMT-06

    Monthly tax payment for October 2026 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST
  • MGT-7 / MGT-7A

    Annual return for FY 2025-26, within 60 days of the AGM.

    All companies (MGT-7A for OPCs and small companies)

    ROC / MCA
  • Form 3CEB / ITR

    Transfer pricing report and return for AY 2026-27 where international or specified domestic transactions apply.

    Taxpayers with transfer pricing obligations

    Income Tax

December 2026

09 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for November 2026.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for November 2026.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for November 2026, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • PF & ESI

    Provident fund and ESI contributions for November 2026.

    Employers registered under EPF / ESI

    Payroll
  • Advance tax — 3rd instalment

    Cumulative 75% of the estimated annual tax liability for FY 2026-27 to be paid.

    Taxpayers with an annual liability of ₹10,000 or more

    Income Tax
  • GSTR-3B

    Summary return and tax payment for November 2026.

    Monthly filers

    GST
  • PMT-06

    Monthly tax payment for November 2026 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST
  • Belated / revised ITR

    Last date to file a belated or revised return for AY 2026-27.

    Taxpayers who missed or need to correct the original return

    Income Tax
  • GSTR-9 / GSTR-9C

    Annual return and reconciliation statement for FY 2025-26.

    Registered taxpayers above the prescribed turnover thresholds

    GST

January 2027

11 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for December 2026.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for December 2026.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for December 2026, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • PF & ESI

    Provident fund and ESI contributions for December 2026.

    Employers registered under EPF / ESI

    Payroll
  • TCS return — Q3

    Quarterly statement of tax collected at source for October–December 2026.

    All collectors

    TDS / TCS
  • CMP-08

    Quarterly statement and tax payment for October–December 2026.

    Composition scheme taxpayers

    GST
  • GSTR-3B

    Summary return and tax payment for December 2026.

    Monthly filers

    GST
  • GSTR-3B (QRMP, Group A)

    Quarterly summary return for October–December 2026.

    QRMP taxpayers in the 22nd-of-the-month State group

    GST
  • GSTR-3B (QRMP, Group B)

    Quarterly summary return for October–December 2026.

    QRMP taxpayers in the 24th-of-the-month State group

    GST
  • PMT-06

    Monthly tax payment for December 2026 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST
  • TDS return — Q3

    Quarterly statement of tax deducted at source for October–December 2026.

    All deductors

    TDS / TCS

February 2027

06 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for January 2027.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for January 2027.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for January 2027, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • PF & ESI

    Provident fund and ESI contributions for January 2027.

    Employers registered under EPF / ESI

    Payroll
  • GSTR-3B

    Summary return and tax payment for January 2027.

    Monthly filers

    GST
  • PMT-06

    Monthly tax payment for January 2027 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST

March 2027

08 dates
  • TDS / TCS deposit

    Deposit of tax deducted or collected at source for February 2027.

    All deductors and collectors

    TDS / TCS
  • GSTR-1

    Outward supplies return for February 2027.

    Monthly filers (turnover above the QRMP threshold)

    GST
  • IFF / GSTR-1 (QRMP)

    Invoice Furnishing Facility for February 2027, or the quarterly GSTR-1 where the quarter has just ended.

    QRMP scheme taxpayers

    GST
  • PF & ESI

    Provident fund and ESI contributions for February 2027.

    Employers registered under EPF / ESI

    Payroll
  • Advance tax — 4th instalment

    Full 100% of the estimated annual tax liability for FY 2026-27 to be paid.

    Taxpayers with an annual liability of ₹10,000 or more

    Income Tax
  • GSTR-3B

    Summary return and tax payment for February 2027.

    Monthly filers

    GST
  • PMT-06

    Monthly tax payment for February 2027 under the QRMP scheme.

    QRMP scheme taxpayers (first two months of a quarter)

    GST
  • Financial year end

    Close of FY 2026-27. Last date for tax-saving investments and for filing updated returns for earlier years.

    All taxpayers

    Income Tax

Clients on a retainer get a reminder ahead of each date that applies to them specifically, rather than a generic monthly list. If you would like that, mention it on the consultation call.

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