Calculator
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