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Advance Tax Calculator

Estimate your advance tax liability for FY 2026-27 under the Income Tax Act 2025. Calculate how much tax to pay in each quarterly installment based on your estimated annual income.

Last updated 8 October 2026

How this works

Estimate your advance tax liability for FY 2026-27 under the Income Tax Act 2025. Calculate how much tax to pay in each quarterly installment based on your estimated annual income.

The calculator takes 4 inputs (annual income (₹), other income (₹), deductions claimed (₹), age group) and produces 8 outputs (total tax, tax after rebate 87a, education cess (4%), advance tax payable, q1 (15 jun), q2 (15 sep), q3 (15 dec), q4 (15 mar)). All formulas are published below — no hidden assumptions, no sign-up wall, no data sent to a server.

Initial result (using default inputs):

Total tax
24960
Tax after Rebate 87A
24000
Education cess (4%)
960
Advance tax payable
24960
Q1 (15 Jun)
3744
Q2 (15 Sep)
7488
Q3 (15 Dec)
7488
Q4 (15 Mar)
6240

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