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Advance Tax Payment Under ITA 2025: Calculation, Due Dates and Interest on Default

Comprehensive guide to advance tax under ITA 2025. Covers who must pay, four instalment due dates, computation method, and interest under Sections 234B and 234C for default.

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Income Tax
Published
May 13, 2026
Last updated
May 13, 2026
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Last updated: May 2026Applies to: FY 2026-27Verified against: Government sources

Advance tax is income tax paid in instalments during the Tax Year rather than as a lump sum at year-end. Under ITA 2025, any taxpayer whose estimated tax liability for the Tax Year exceeds Rs. 10,000 (after TDS credit) must pay advance tax. This prevents large end-of-year tax payments and associated interest.

Who Must Pay Advance Tax?

  • Individuals, HUFs, firms, LLPs, companies with estimated tax liability > Rs. 10,000
  • Resident senior citizens (60+) are exempt from advance tax if they have no income from business/profession
  • Presumptive taxation (44AD/44ADA) taxpayers: single instalment by 15 March

Advance Tax Instalment Schedule

InstalmentDue DateCumulative % of Tax Payable
1st Instalment15 JuneAt least 15%
2nd Instalment15 SeptemberAt least 45%
3rd Instalment15 DecemberAt least 75%
4th Instalment15 March100%

Computation of Advance Tax

  1. Estimate total income for the Tax Year
  2. Compute tax at applicable rates (including surcharge + cess)
  3. Deduct expected TDS for the year
  4. = Net advance tax liability
  5. Pay as per instalment schedule above

Interest for Short Payment / Default

Section 234B — Non/Short Payment of Advance Tax

If advance tax paid by 31 March is less than 90% of assessed tax, interest @ 1% per month applies on the shortfall from 1 April to date of actual payment. Calculated on rounded amount.

Section 234C — Deferment of Instalments

If any specific instalment is short-paid:

  • For 15 June shortfall: 1% per month for 3 months on 15% of tax
  • For 15 September shortfall: 1% per month for 3 months
  • For 15 December shortfall: 1% per month for 3 months
  • For 15 March shortfall: 1% per month for 1 month

Challan for Advance Tax

Advance tax is paid via ITNS 280 challan, selecting the appropriate tax year and code (100 = advance tax). Payment can be made online through the Income Tax e-filing portal or bank branches.

Advance Tax for Capital Gains and Windfalls

Capital gains arising after 15 December are required to be paid as a single instalment with the 15 March instalment — no penalty for treating them as single-instalment. VDA income, lottery income, and unexpected gains should be included in the remaining instalment.

Self-Assessment Tax

If any tax remains unpaid after 31 March (after advance tax and TDS), it becomes self-assessment tax, payable before filing ITR. Interest under 234A (late filing) and 234B applies.

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Quick recapKey facts & short answers

Key Facts About Advance Tax Payment Under

  • Applies in: All states across India, under the relevant central law.
  • Mode: Mostly online via the official government portal.
  • Typical timeline: Ranges from a few days to a few weeks depending on the case.
  • Non-compliance: May attract penalties, interest or late fees.
  • Expert help: TaxClue completes Advance Tax Payment Under end to end for you.

Who is exempt from advance tax under ITA 2025?

Resident senior citizens (60 years+) with no business/profession income are fully exempt from advance tax obligations.

What is the advance tax due date schedule?

15 June (15%), 15 September (45%), 15 December (75%), 15 March (100%) of estimated tax liability.

A revised return is a remedy, not an admission; use it when you find the error yourself.

— TaxClue Direct Tax Desk

Advance Tax Payment Under: a key compliance topic in Indian tax and corporate law that businesses and individuals must understand to remain compliant.

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Vivek Sharma Tax & Compliance Expert at TaxClue
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Disclaimer: This article is for general informational purposes only and does not constitute professional tax, legal or financial advice. Laws, rates and due dates change and can vary by individual case — always verify with the relevant government source (e.g. mca.gov.in, incometax.gov.in) or consult a qualified professional before acting. TaxClue accepts no liability for decisions taken based on this content.

People also ask

Questions, answered

Short, direct answers to the 6 questions readers ask most on this topic.

Resident senior citizens (60 years+) with no business/profession income are fully exempt from advance tax obligations.

15 June (15%), 15 September (45%), 15 December (75%), 15 March (100%) of estimated tax liability.

Section 234B: 1% per month on shortfall (if advance tax paid is less than 90% of assessed tax). Section 234C: 1% per month for each deferment.

Only for presumptive taxation (44AD/44ADA) taxpayers, who pay the full advance tax by 15 March.

ITNS 280 challan with code 100 (Advance Tax). Available for online payment through the income tax e-filing portal.

Capital gains arising after 15 December can be paid in the 15 March instalment without attracting Section 234C interest.