Forms › Deductions, Disabilities & SEZ › Form 33

Form 33 — Particulars for units in SEZ for deduction

Compiled — pending CBDT Appendix III cross-check E · Deductions, Disabilities & SEZ
Replaces old Form 56FF. Under the Income-tax Act, 2025, this compliance now uses Form 33.
New form numberForm 33
Old form number56FF
Act 2025 reference144
CategoryE · Deductions, Disabilities & SEZ
Applies fromTax Year 2026-27 (from 1 April 2026)

What is Form 33?

Form 33 is the Income-tax Act, 2025 form titled “Particulars for units in SEZ for deduction”. It replaces the earlier Form 56FF used under the Income-tax Act, 1961 (and the Income-tax Rules, 1962). The purpose of the form is unchanged — the number and format have been updated under the new law.

It falls under the Deductions, Disabilities & SEZ category and relates to Section 144 of the Act, and applies to Tax Year 2026-27 (AY 2026-27) onwards, i.e. from 1 April 2026.

A fuller plain-language explainer for Form 33, reviewed by our Chartered Accountants, is being added.

📘 Where this is written in the Act: Form 33 is governed under Section 144 of the Income-tax Act, 2025.
🔎 Verify in the official Act (PDF)

Transitional rule — which form applies?

⚠️ Which form applies depends on the tax year the compliance relates to, not the calendar date you file. Proceedings for tax years beginning before 1 April 2026 (assessments, appeals, TDS for transactions up to 31 March 2026, and Section 89 relief for those years) continue on the old forms.

Frequently asked questions

What is the new form for Form 56FF?

Under the Income-tax Act, 2025, old Form 56FF is replaced by Form 33 — Particulars for units in SEZ for deduction. It applies to Tax Year 2026-27 onwards.

From when does Form 33 apply?

It applies to Tax Year 2026-27 (AY 2026-27) onwards, i.e. from 1 April 2026. Compliance relating to earlier tax years continues on the old forms.

Related forms in this category

Form 30 (was 10-IA)
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Form 32
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Form 34 (was 10DA)
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Form 36 (was 10CCD)
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Not sure which form applies to your case?

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This directory is compiled from official CBDT / incometax.gov.in sources and reputable references, and is being reconciled against the Gazette-notified Income-tax Rules, 2026 (Appendix III). Forms marked “compiled” are pending that final cross-check. This is general information, not tax advice.