What is the Income-tax Act, 2025 and when did it come into effect?

The Income-tax Act, 2025 replaced the Income Tax Act 1961 from April 1, 2026. It simplifies the entire direct tax framework, renumbers sections, removes redundancies, and modernizes taxation for India.

Is the Income Tax Act 1961 still valid after April 2026?

The Income Tax Act 1961 was repealed under Section 536 of the new Act from April 1, 2026. However, all assessments, appeals, and proceedings for periods before April 1, 2026 continue under the old ITA 1961 rules.

What is the new section number for Section 80C in Income Tax Act 2025?

Section 80C of the ITA 1961 maps to Section 123 of the Income-tax Act, 2025. Deductions for LIC premiums, PPF, ELSS, EPF, and home loan principal repayment continue under the new act.

What is the new section for TDS on professional fees (194J)?

Section 194J (TDS on professional and technical services) of the old Income Tax Act 1961 has been renumbered in the Income-tax Act, 2025. Use our free converter at ita1961to2025.in to find the exact new section number instantly.

How do I convert old income tax section numbers to new 2025 numbers?

Visit ita1961to2025.in and use the free section search tool. Type any old ITA 1961 section number (e.g., 80C, 194J, 139) and instantly see the new Income-tax Act, 2025 equivalent, its status, and key changes.

Is the ITA 1961 to 2025 mapping tool free for CAs and tax professionals?

Yes, completely free. The section mapper, comparison cheat sheet, PDF download, and Tax Academy blog are all free for Chartered Accountants, tax lawyers, law students, and taxpayers.

Which sections were completely deleted in the new Income Tax Act 2025?

Several redundant and overlapping sections from ITA 1961 were not carried into the Income-tax Act, 2025. Use our free converter — each section is marked as Retained, Modified, or Deleted so you can quickly check any section's status.

Can I download the ITA 1961 to Income-tax Act 2025 comparison as a PDF?

Yes! Visit the Comparison page at ita1961to2025.in/comparison to download a free cheat sheet PDF showing side-by-side mapping of key ITA 1961 sections to their Income-tax Act, 2025 equivalents.

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ITA 1961 → ITA 2025Tax Holidays

Section 80-IAB

Deductions in respect of profits and gains by an undertaking engaged in development of SEZ

DeletedMedium - Historical reference for SEZ planning.

Quick Answer

Section 80-IAB (Deductions in respect of profits and gains by an undertaking engaged in development of SEZ) has been deleted under the Income-tax Act, 2025, effective 1st April 2026.

What changed for Section 80-IAB

Section 80-IAB of the 1961 Act sets out the rules on deductions in respect of profits and gains by an undertaking engaged in development of SEZ. Tax holiday for developers of Special Economic Zones (SEZs).

The Income-tax Act, 2025 does not retain Section 80-IAB: it is deleted with effect from 1st April 2026, so no equivalent section replaces it. NA. The sunset date for this deduction was 31st March 2017. No new SEZ developers can claim this.

On the ground, changes to Section 80-IAB carry a Medium impact. Historical reference for SEZ planning.

Old Law (ITA 1961)Ch: VI-A

Sec 80-IAB

Provision Summary

Tax holiday for developers of Special Economic Zones (SEZs).

Removed under ITA 2025

Deleted

Provision Summary

NA. The sunset date for this deduction was 31st March 2017. No new SEZ developers can claim this.

Key Changes & Highlights

Phased out.

Related Sections

Section 10AA

Frequently Asked Questions

What does Section 80-IAB of the Income Tax Act 1961 deal with?

Section 80-IAB of the Income Tax Act, 1961 covers deductions in respect of profits and gains by an undertaking engaged in development of SEZ. Tax holiday for developers of Special Economic Zones (SEZs).

Does Section 80-IAB survive under the Income-tax Act, 2025?

Section 80-IAB has been deleted under the Income-tax Act, 2025, with no successor section carrying it forward from 1st April 2026. NA. The sunset date for this deduction was 31st March 2017. No new SEZ developers can claim this.

Why does the change to Section 80-IAB matter for taxpayers?

The transition impact for Section 80-IAB is rated Medium. Historical reference for SEZ planning.

What are the key changes to Section 80-IAB under the Income-tax Act, 2025?

Phased out. These points are specific to Section 80-IAB (Deductions in respect of profits and gains by an undertaking engaged in development of SEZ).

Disclaimer: This mapping of Section 80-IAB (Deductions in respect of profits and gains by an undertaking engaged in development of SEZ) under the Income-tax Act, 2025 is for educational and reference purposes only, based on publicly available drafts and circulars. As Section 80-IAB is currently marked Deleted, always confirm its treatment with a qualified Chartered Accountant before filing or making compliance decisions.

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