Income Tax Calculator 2026

Old Tax Regime vs New Tax Regime: Check where you can save more tax instantly.

* Standard Deduction of ₹50,000 is automatically applied to both regimes.

Tax under Old Regime

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Tax under New Regime

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Old vs New Tax Regime: Which is Better in 2026?

Choosing between the Old Tax Regime and the New Tax Regime is the most crucial financial decision for taxpayers every year. The 4ts Income Tax Calculator helps you instantly compare both structures based on your income and investments.

The New Regime offers lower tax rates and a higher rebate (no tax up to ₹7 Lakhs), but it does not allow major deductions like Section 80C or HRA. The Old Regime has higher tax rates but allows you to reduce your taxable income significantly through various deductions.

Major Deductions Allowed in Old Regime

  • Section 80C: Up to ₹1.5 Lakhs (PPF, ELSS, LIC, Home Loan Principal).
  • Section 80D: Up to ₹25,000 for self/family and ₹50,000 for senior citizen parents (Health Insurance).
  • Section 24(b): Up to ₹2 Lakhs on Home Loan Interest.
  • HRA: House Rent Allowance exemption based on rent receipts.

When should you choose the New Regime?

If you do not have significant investments (like PPF or Home loans) and your total deductions are less than ₹1.5 Lakhs to ₹2 Lakhs, the New Regime is mathematically more beneficial due to its lower slab rates and the ₹50,000 standard deduction.