Income Tax Calculator · FY 2026-27

Old vs new regime,
in one glance.

See exactly how much income tax you'll pay under both regimes. Includes surcharge, 4% cess, marginal relief, and 87A rebate for FY 2026-27.

Last updated: FY 2026-27 / AY 2027-28

Your income & deductions

Numbers update instantly as you type.

Old regime basic exemption: ₹2.5L / ₹3L / ₹5L by age group.
Deductions (used in old regime)
Quick scenarios
Tax payable ₹0

New tax regime (FY 2026-27)

Default regime - lower slabs but no deductions other than standard deduction (₹75,000) and 87A rebate up to ₹12 L.

Slabs

  • Up to ₹4 L - 0%
  • ₹4 – 8 L - 5%
  • ₹8 – 12 L - 10%
  • ₹12 – 16 L - 15%
  • ₹16 – 20 L - 20%
  • ₹20 – 24 L - 25%
  • Above ₹24 L - 30%

Plus 4% Health & Education Cess on tax + surcharge. Surcharge capped at 25% under new regime.

Old regime

Allows itemised deductions (80C, 80D, HRA, home loan interest, etc.). Often better when you have ≥ ₹3 L of qualified deductions.

Slabs (below 60)

  • Up to ₹2.5 L - 0%
  • ₹2.5 – 5 L - 5%
  • ₹5 – 10 L - 20%
  • Above ₹10 L - 30%

Standard deduction ₹50,000. 87A rebate up to ₹5 L. Senior (60+) gets ₹3 L exemption; super-senior (80+) ₹5 L.

Common questions

Frequently asked questions

Which regime is better for me?

Use the "Compare both" option above - the calculator marks the cheaper one with a "✓ Better" badge. Generally new regime wins unless your old-regime deductions (80C ₹1.5L + 80D + HRA + home loan interest + LTA) total above ~₹3 lakh.

What's included in the standard deduction?

Flat amount automatically deducted from gross income - ₹75,000 (new) / ₹50,000 (old) for FY 2026-27. No documentation needed.

What is the 87A rebate?

Section 87A gives a full tax rebate if taxable income is at/below ₹12 L (new) / ₹5 L (old). Zeroes out the slab tax; cess still applies if the amount narrowly crosses the threshold.

What is marginal relief?

If income crosses a slab/threshold by a small amount, marginal relief ensures the extra tax never exceeds the income above that threshold. Auto-applied.

How is surcharge calculated?

On top of income tax for high incomes: 10% (₹50L–₹1Cr), 15% (₹1–₹2Cr), 25% (₹2Cr+ new regime / ₹5Cr+ old), 37% (above ₹5Cr, old only).

Does this include TDS?

No - this is total annual tax liability. TDS is the advance tax your employer deducts monthly; reconciled with this total when you file your ITR.

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Disclaimer: This calculator uses FY 2026-27 (AY 2027-28) slabs, surcharge, cess, and 87A rebate. Marginal relief is applied at standard thresholds. It does not handle every special case (capital gains rates, business income, foreign income). Please consult a qualified tax advisor for your specific situation.