Income Tax Calculator India FY 2026-27 – Old vs New Regime
Income Tax Calculator India FY 2026-27 – Old vs New Regime
Reviewed October 2, 2026 | Compare old and new regime estimates with transparent assumptions and limitations.
Income Tax Slabs FY 2026-27 India
Old regime: up to ₹2.5 lakh nil; ₹2.5–5 lakh 5%; ₹5–10 lakh 20%; above ₹10 lakh 30%. This estimate applies a ₹50,000 salary standard deduction, entered 80C/80D deductions, eligible rebate up to ₹5 lakh taxable income, and 4% cess.
New regime: up to ₹4 lakh nil; ₹4–8 lakh 5%; ₹8–12 lakh 10%; ₹12–16 lakh 15%; ₹16–20 lakh 20%; ₹20–24 lakh 25%; above ₹24 lakh 30%. This salary estimate applies a ₹75,000 standard deduction, eligible rebate up to ₹12 lakh taxable income, marginal relief immediately above that threshold, and 4% cess.
Scope: This simplified comparison excludes surcharge, special-rate income including certain capital gains, agricultural-income integration and taxpayer-specific exemptions. Verify filing figures with official Income Tax Department guidance or a qualified professional.
Frequently asked questions
Are 80C and 80D used in the new-regime result?
No. Entered 80C and 80D deductions are applied only to the old-regime estimate.
Can salary of ₹12.75 lakh result in nil new-regime tax?
For an eligible resident individual, ₹12.75 lakh salary can produce ₹12 lakh taxable income after the ₹75,000 salary standard deduction and may qualify for rebate, subject to conditions and the treatment of special-rate income.
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Compare old and new tax regimes for FY 2026-27
Enter salary and eligible deductions rather than choosing a regime from headline tax rates alone. The estimate includes the implemented salary standard deduction, eligible Section 87A rebate or marginal relief and 4% cess. Surcharge, special-rate income, capital gains and other complex cases may require separate professional calculation.
Test more than one deduction scenario and review the visible slab-wise assumptions before relying on the result.