India Old Regime Tax Calculator (Compare Taxable Income)

The old regime offers more deductions (80C, HRA, home loan interest, etc.) but typically higher slab rates. The new regime has lower rates and fewer deductions. Most salaried taxpayers choose one regime at the start of the year.

The underlying engine applies new-regime slabs. Use deductions to approximate taxable income after old-regime-style breaks, then interpret results as a planning aid—not a legal assessment of old-regime liability.

Health and Education Cess of 4% is added on the computed income tax under the slabs shown. It applies in both regimes on the tax before surcharges (if any).