4-installment advance tax schedule with due dates, required amounts, and interest calculation for shortfall or delay
Estimated Tax Liability (FY 2026-27)
₹
₹
Presumptive taxation (Sec 44AD/44ADA) — 100% by 15 Mar
Total Advance Tax Required
₹0
Tax liability ₹1,20,000 − TDS ₹20,000
Tax Liability
₹0
Less: TDS
₹0
Advance Tax
₹0
Cumulative Advance Tax — Required vs Paid
⚠️ Interest for Shortfall — Sec 234C & 234B
InstallmentShortfallMonthsInterest (1%/mo)
Total Interest (est.)₹0
💡 Section 234B: If total advance tax paid is less than 90% of tax liability, interest @ 1%/month is charged from 1 April of AY until date of self-assessment. Enter actual amounts paid above to see your 234C interest. 234B is computed at assessment time.
⚠️ FY 2026-27 rates. Due dates: 15 Jun 2026, 15 Sep 2026, 15 Dec 2026, 15 Mar 2027. Senior citizens (60+) without business income are fully exempt from advance tax. Interest shown is indicative. Surcharge, cess and exact assessment-year timing may vary. Consult a CA for complex tax situations.
About This Advance Tax Calculator
Advance tax is pay-as-you-earn income tax, paid in four installments during the financial year. Any individual or entity with estimated tax liability exceeding ₹10,000 (after TDS) must pay advance tax. This calculator computes the exact amount due at each installment — 15% by 15 June, 45% cumulative by 15 Sep, 75% cumulative by 15 Dec, and 100% by 15 Mar. Enter your actual payments to instantly see Section 234C interest for each shortfall (1% per month, 3 months per installment). Section 234B applies if total advance tax paid is below 90% of your liability. Presumptive taxpayers under Sec 44AD/44ADA may pay 100% in one shot by 15 March without 234C interest.
Frequently Asked Questions
Who needs to pay Advance Tax? +
Any taxpayer with income tax liability exceeding ₹10,000 (after TDS) in a financial year must pay advance tax. This includes salaried employees with extra income (interest, rent, capital gains), business owners, freelancers, and professionals. Senior citizens (60+) without business income are exempt.
What are Advance Tax due dates for FY 2026-27? +
Four installments: (1) By 15 June 2026 — min 15% of total tax. (2) By 15 Sep 2026 — min 45% cumulative. (3) By 15 Dec 2026 — min 75% cumulative. (4) By 15 Mar 2027 — 100%. Presumptive taxpayers (Sec 44AD/44ADA) may pay 100% by 15 Mar 2027.
What is Section 234C interest? +
Section 234C charges simple interest at 1% per month for 3 months when you miss or underpay an installment. Applies if cumulative paid is below 15% by 15 Jun, 45% by 15 Sep, 75% by 15 Dec, or 100% by 15 Mar. Interest is on the shortfall amount for 3 months (1 month for the last installment).
What is Section 234B interest? +
Section 234B applies if total advance tax paid during the year is less than 90% of your tax liability. Interest at 1% per month (simple) is charged from 1 April of the assessment year until the date of self-assessment tax payment or assessment by the department.