Next due
30 OCTAOC-4 · Financial statements · FY 2025-26in 7 days 7 NOVTDS / TCS deposit · Deducted in Oct 2026in 15 days 11 NOVGSTR-1 · Outward supplies · Oct 2026in 19 days 15 NOVPF & ESI · Contributions · Oct 2026in 23 days 20 NOVGSTR-3B · Summary return · Oct 2026in 28 days 21 NOVITR filing · Audit cases · AY 2026-27 · extended from 31 Octin 29 days 29 NOVMGT-7 / 7A · Annual return · FY 2025-26in 37 days 15 DECAdvance Tax · 3rd (75%) instalment · FY 2026-27in 53 days
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Income Tax

Compliance Calendar for 2026-27

A compliance calendar helps you track key tax and corporate deadlines through the year. Here are the recurring due dates for a financial year.

Written byTax & Compliance Expert, TaxClue
Published
Updated
Reading time
4 min
Questions
4 answered
  • High Complexity
Topic
Income Tax
Published
August 20, 2026
Last updated
Aug 20, 2026
Reading time
4 min
0:00
Last updated: August 2026Verified against: Government sources

Compliance Calendar for 2026 explained: this guide covers what it means, who it applies to, the step-by-step process, documents required, fees, due dates and penalties in India — so you can stay compliant with confidence and avoid costly mistakes.

A compliance calendar helps you track key tax and corporate deadlines through the year. Here are the recurring due dates for a financial year.

Monthly

  • GST returns: GSTR-1 (11th) and GSTR-3B (20th)
  • TDS deposit: 7th of the next month
  • PF/ESI deposit: 15th

Quarterly & annual

  • TDS returns: 31 Jul, 31 Oct, 31 Jan, 31 May
  • Advance tax: 15 Jun, 15 Sep, 15 Dec, 15 Mar
  • ITR: 31 July (non-audit); GST annual return and ROC filings after year end

Tip

Set reminders for each deadline to avoid interest and penalties.

Frequently Asked Questions

What is a compliance calendar?

A schedule of recurring tax and corporate deadlines through the year.

When are GST returns due?

GSTR-1 by the 11th and GSTR-3B by the 20th of the next month.

When is TDS deposited?

By the 7th of the following month.

When is the ITR due?

31 July for non-audit taxpayers.

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Quick recapKey facts & short answers

Key Facts About Compliance Calendar for 2026

  • Applies in: All states across India, under the relevant central law.
  • Mode: Mostly online via the official government portal.
  • Typical timeline: Ranges from a few days to a few weeks depending on the case.
  • Non-compliance: May attract penalties, interest or late fees.
  • Expert help: TaxClue completes the entire process end to end for you.

What is a compliance calendar?

A schedule of recurring tax and corporate deadlines through the year.

When are GST returns due?

GSTR-1 by the 11th and GSTR-3B by the 20th of the next month.

File the return even in a loss year — a loss you do not report is a loss you cannot carry forward.

— TaxClue Direct Tax Desk

Compliance Calendar for 2026: a key compliance topic in Indian tax and corporate law that businesses and individuals must understand to remain compliant.

Related Services & Guides

Why This Matters

Staying compliant with Indian regulations protects your business from penalties, interest and unnecessary legal trouble. It is always wise to maintain proper records and documentation so that any future scrutiny can be handled smoothly. Rules and thresholds in income tax are revised periodically, so it helps to review your obligations at the start of each financial year. Professional guidance from a qualified CA, CS or advocate ensures that filings are accurate and submitted well before the due date.

Small businesses and startups especially benefit from setting up a simple compliance calendar to track recurring deadlines. Government portals now allow most applications and filings to be completed online, reducing paperwork and turnaround time. Keeping your PAN, registration certificates and board resolutions organised makes every subsequent filing faster. When in doubt, it is better to seek clarification early rather than risk a notice or a late-filing penalty later.

A clear understanding of the applicable law helps you make confident, well-informed business decisions. TaxClue's experts regularly assist businesses across India with end-to-end income tax support at transparent, affordable pricing. Timely compliance also improves your credibility with banks, investors and government authorities. Reviewing your obligations with a professional at least once a year keeps your business audit-ready and stress-free.

Staying compliant with Indian regulations protects your business from penalties, interest and unnecessary legal trouble. It is always wise to maintain proper records and documentation so that any future scrutiny can be handled smoothly. Rules and thresholds in income tax are revised periodically, so it helps to review your obligations at the start of each financial year. Professional guidance from a qualified CA, CS or advocate ensures that filings are accurate and submitted well before the due date.

Small businesses and startups especially benefit from setting up a simple compliance calendar to track recurring deadlines. Government portals now allow most applications and filings to be completed online, reducing paperwork and turnaround time. Keeping your PAN, registration certificates and board resolutions organised makes every subsequent filing faster. When in doubt, it is better to seek clarification early rather than risk a notice or a late-filing penalty later.

A clear understanding of the applicable law helps you make confident, well-informed business decisions.

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About the author
Vivek Sharma Tax & Compliance Expert at TaxClue
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Disclaimer: This article is for general informational purposes only and does not constitute professional tax, legal or financial advice. Laws, rates and due dates change and can vary by individual case — always verify with the relevant government source (e.g. mca.gov.in, incometax.gov.in) or consult a qualified professional before acting. TaxClue accepts no liability for decisions taken based on this content.

People also ask

Questions, answered

Short, direct answers to the 4 questions readers ask most on this topic.

A schedule of recurring tax and corporate deadlines through the year.

GSTR-1 by the 11th and GSTR-3B by the 20th of the next month.

By the 7th of the following month.

31 July for non-audit taxpayers.

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