India Income Tax Calculator (Old Regime)

Enter your gross income and eligible deductions to estimate your tax under the Old Tax Regime slabs.

Reflects FY 2026-27 (Old Regime) rates (effective 2026-04-01). Last checked 2026-09-11 · v1. Tax rules change — verify against an official source before relying on this for a filing. Source.

India Income Tax Calculator (Old Regime)

Estimate your Indian income tax liability under the Old Tax Regime, with Section 80C and other deductions.

This is an estimate for general informational purposes only, not tax advice. It assumes a resident individual under 60 with no surcharge (applicable only above ₹50 lakh) and does not cover every possible deduction.

The Old Tax Regime lets you claim deductions such as Section 80C (up to ₹1,50,000) and other exemptions in exchange for higher slab rates than the New Regime. This calculator applies the standard deduction, your entered deductions, the four Old Regime slabs, the Section 87A rebate, and 4% Health & Education Cess.

Example

  • With the default values shown above, this calculator returns: Taxable Income ≈ INR 675,000.00; Tax Before Rebate ≈ INR 47,500.00; Section 87A Rebate ≈ INR 0.00; Health & Education Cess (4%) ≈ INR 1,900.00; Total Tax Payable ≈ INR 49,400.00.

Frequently Asked Questions

Old Regime vs. New Regime — which is better?

It depends on how many deductions you claim. The Old Regime has higher slab rates but allows deductions like 80C, HRA and home loan interest; the New Regime has lower rates but few deductions — compare both for your situation.

What is the Section 87A rebate?

Under the Old Regime, if your taxable income is ₹5,00,000 or less, you get a rebate of up to ₹12,500, effectively making your tax liability zero.

Sources

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