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Income Tax Calculator — Old vs New Regime (FY 2026-27)

🔒 Calculated in your browser — nothing is uploaded

Pick the year, enter your income and deductions, and instantly compare your tax under both regimes — and see which saves more.

Total income taxed at slab rates — salary, interest, rental income, business/other income. (Enter crypto separately below; capital gains have their own rates.)
Business or profession under the presumptive scheme — 44AD / 44ADA (optional)

Only if you declare this income on a presumptive basis. The deemed income is added to the income above, so keep your other income there.

Old-regime deductions (optional — these only reduce Old Regime tax)

Add the deductions you claim. Most of these don't apply under the new regime. From FY 2026-27 the Income-tax Act, 2025 gives them new section numbers — 80C is section 123, 80D is section 126 — with the same limits.

Compare the old and new tax regime for FY 2026-27 — or last year

Not sure whether the old or new tax regime saves you more? Pick FY 2026-27, the year you are earning in now, or FY 2025-26 (AY 2026-27) if you are filing or revising last year's return. Enter your total income from all sources such as salary, interest and rent, add your deductions, and this free calculator works out your tax under both regimes, including the standard deduction, the rebate, 4% cess and your employer's NPS contribution (allowed in both regimes). It then tells you which is cheaper. FY 2026-27 falls under the Income-tax Act, 2025, which renumbers the sections — 80C is now section 123 and 87A is section 156 — but the slabs, limits and rebate are the same as in FY 2025-26. Everything runs in your browser, so your details never leave your device.

Who uses this tool

Salaried employees deciding whether to stay in the old or switch to the new tax regime, freelancers and self-employed individuals estimating advance tax liability, HR teams helping employees understand their CTC structure.

How to use it

  1. Pick the year — FY 2026-27, or FY 2025-26 for last year's return.
  2. Enter your annual income (all slab-rate sources), and crypto gains separately if any.
  3. Pick your age, keep "Salaried" ticked for the standard deduction, and add your employer's NPS contribution.
  4. If you declare business or professional income on a presumptive basis, open that section and enter your receipts.
  5. Open "Old-regime deductions" to add 80C, 80D, HRA, home loan interest and more, then click Calculate & compare.

Frequently asked questions

What are the new regime slabs for FY 2026-27?

The same as for FY 2025-26, now under section 202 of the Income-tax Act, 2025: nil up to ₹4 lakh, 5% to ₹8 lakh, 10% to ₹12 lakh, 15% to ₹16 lakh, 20% to ₹20 lakh, 25% to ₹24 lakh and 30% above that. Salaried people and pensioners also get a ₹75,000 standard deduction.

Which deductions are allowed in the new regime?

Mainly the ₹75,000 standard deduction and your employer's NPS contribution under 80CCD(2) (up to 14% of basic salary). 80C, 80D, HRA and most others apply only to the old regime.

Can I use it for 44AD or 44ADA income?

Yes. Open the presumptive section and pick your scheme. For a profession under 44ADA, 50% of receipts is treated as income; for a business under 44AD, 6% of receipts through account-payee cheques, drafts or electronic modes and 8% of the rest. For FY 2026-27 the schemes are open up to ₹50 lakh of professional receipts and ₹2 crore of business turnover — ₹75 lakh and ₹3 crore where cash receipts stay within 5%.

Can I choose the old regime in a late return?

Not for FY 2025-26 unless you have business or professional income: the old regime needs a return filed by the due date, or a revision of one. A late return is taxed under the new regime.

What income should I enter?

Your total income taxed at slab rates — salary, interest, rental and other income. Crypto/VDA gains go in the separate field (flat 30%); capital gains on shares/property have their own special rates.

Is income up to ₹12 lakh tax-free under the new regime?

Yes — a Section 87A rebate makes taxable income up to ₹12 lakh tax-free, with marginal relief just above. With the ₹75,000 standard deduction, a salaried person earning up to about ₹12.75 lakh pays no tax.

Which regime should I choose?

The new regime has lower rates but few deductions; the old regime wins if you claim large deductions. This tool computes both and shows which saves more.

Is my data sent anywhere?

No. The calculation runs entirely in your browser; nothing you enter is uploaded.