ITR Filing Due Date AY 2026-27 Explained: Which Deadline Applies to You?

Every July, someone tells us they’re “filing on the 30th, just to be safe.” Fair instinct. Except this year, depending on what kind of income you report, the 30th might not even be your deadline — and the safe move is actually checking which date is yours before you build your whole filing plan around the wrong one.

Just want your exact deadline, not the full explanation? WhatsApp us your income type and we’ll confirm it in minutes.

The Split That Changed This Year

For Assessment Year 2026-27 (income earned in FY 2025-26), the government split the standard non-audit deadline into two dates instead of the single 31 July cutoff most people are used to.

⚠️ CBDT extends deadlines by notification fairly often, sometimes close to the original date itself. Check incometax.gov.in directly before treating any of these as locked in, especially as July approaches.

*Last Updated: June 2026.

*Reviewed by TaxKitab Tax Professionals.

Why the Extra Month for ITR-3/ITR-4 Matters

This isn’t a minor administrative tweak. Business and professional taxpayers filing ITR-3 or ITR-4 without a mandatory audit now get an additional month specifically because closing books, reconciling GST data against income figures, and finalizing accounts genuinely takes longer than for a salaried return with one or two income sources. If you’ve filed ITR-4 every year by 31 July out of habit, you now have breathing room you didn’t have before — useful if you’d normally have been rushing.

The flip side: if you’ve got salary income and a side consultancy or freelance income reported under presumptive taxation, don’t assume the later date automatically applies to you just because there’s some business income involved. Which form you’re required to use determines your deadline, not which income source is larger.

A Practical Way to Check Which Date Is Yours

Ask yourself these in order:

1. Is all your income from salary, one or two properties, capital gains, or interest/dividends — nothing from running a business or profession? You’re in the 31 July group, ITR-1 or ITR-2.
2. Do you have business or professional income, and your turnover or receipts are below the audit threshold? You’re likely 31 August, ITR-3 or ITR-4.
3. Does your turnover cross the audit threshold, or are you a company? You’re looking at 31 October, with the tax audit report itself due a month earlier, by 30 September.
4. Do you have international transactions or specified domestic transactions requiring a transfer pricing report? 30 November is yours.

Just want your exact deadline, not the full explanation? WhatsApp us your income type and we’ll confirm it in minutes.

What You Lose by Missing Your Date

Beyond the late fee — ₹5,000 if your income exceeds ₹5 lakh, ₹1,000 below that — there’s a quieter cost that catches people off guard. The new tax regime is the default for AY 2026-27, and if you file a belated return after missing your due date, you lose the ability to opt for the old regime. That means no claiming 80C, 80D, HRA, or home loan interest deductions on that return, regardless of how much you’d have saved under the old structure. For someone with a large home loan or heavy Section 80C investments, that’s not a small loss — it can be tens of thousands of rupees in tax that simply can’t be recovered after the fact.

Frequently Asked Questions

I have salary income and a small freelance side income. Which ITR due date applies to me? This depends on which form you’re required to file, not which income source is larger. If your freelance income is reported under presumptive taxation and requires ITR-4, you fall into the 31 August group. If your total situation still fits ITR-2 (no business income reported), you’re in the 31 July group. When in doubt, check which form your income profile actually requires before assuming either date.

Does the extra month for ITR-3/ITR-4 apply to everyone with business income? No — it applies specifically to non-audit cases. If your turnover crosses the audit threshold, your real deadline shifts to 31 October regardless of which ITR form you use, with the audit report itself due a month earlier.

What happens if I file under the wrong assumed due date? If you believed your deadline was 31 July but it was actually 31 August, no harm is done by filing early. The risk runs the other way — assuming you have until August when your actual deadline was July puts you into belated-return territory, with the late fee and new-regime restriction discussed above.

Can I still choose the old tax regime if I file after my due date? No. Filing a belated return after your applicable ITR due date AY 2026-27 deadline removes the option to choose the old regime for that return, meaning deductions like 80C, 80D, and HRA can’t be claimed on it — even if filing on time would have made the old regime more beneficial for you.

Belated and Revised Returns, Briefly

If you do miss your date, a belated return can still be filed up to 31 December 2026, with the penalty above and the regime restriction noted. If you file on time but later spot an error — a missed deduction, an incorrect figure — a revised return can be filed up to 31 March 2027.

If You’re Not Sure Which Category You’re In

This is one of the more common things people get wrong without realizing it, particularly anyone with a mix of salary and freelance income, or anyone whose business crossed an audit threshold for the first time this year without noticing. Getting the form right matters because it determines both your deadline and which regime options stay open to you.

We sort this out in one conversation, every filing season, for clients who’d rather not guess.Call or WhatsApp: +91 7448200422Email: info@taxkitab.comWebsite: taxkitab.comSee our Income Tax Return filing service or visit our Contact page to get your exact deadline confirmed.