Free Tool · FY 2025-26 · Sections 208, 211, 234B, 234C
Advance Tax Calculator FY 2025-26
Compute your advance tax liability and instalment schedule for FY 2025-26. Enter your estimated income and TDS — the tool checks the Section 208 threshold (₹10,000) and generates the 4-instalment payment plan under Section 211. All calculations are 100% client-side — nothing leaves your browser.
Estimated income for FY 2025-26
Enter your estimated figures for the full financial year. Advance tax is computed on estimated liability — actual liability will be determined at the time of ITR filing.
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Enter your estimated income above to compute advance tax instalments.
Statutory Basis
Every computation in this tool is based on the following specific statutory provisions of the Income Tax Act, 1961.
Who Must Pay Advance Tax — Section 208
Section 208 of the Income Tax Act, 1961 — advance tax shall be payable by every person whose estimated tax liability for the year, after credit of TDS, amounts to ₹10,000 or more.
Instalment Schedule — Section 211
Section 211 of the Income Tax Act, 1961 — for non-corporate assessees: 15% by 15 June, 45% (cumulative) by 15 September, 75% (cumulative) by 15 December, and 100% (cumulative) by 15 March of the financial year.
New Regime Tax Slabs — Section 115BAC
Section 115BAC of the Income Tax Act, 1961, as substituted by the Finance Act 2023 and further amended by the Finance Act 2025. Finance Act 2025 raised the nil-rate slab threshold and revised rates.
Rebate u/s 87A
Section 87A — rebate of ₹60,000 for net taxable income ≤ ₹12,00,000 under the new regime (Finance Act 2025); rebate of ₹12,500 for net taxable income ≤ ₹5,00,000 under the old regime.
Interest for Default — Section 234B
Section 234B of the Income Tax Act, 1961 — if the advance tax paid is less than 90% of the assessed tax, simple interest at 1% per month (or part thereof) on the shortfall from 1 April of the assessment year until the date of actual payment.
Interest for Deferment — Section 234C
Section 234C of the Income Tax Act, 1961 — simple interest at 1% per month on the shortfall in each instalment: for 3 months for June / September / December instalments; for 1 month for the March instalment.
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