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Case law › Section 271A

Section 271A

Authorities that bear on section 271A of the Income-tax Act, 1961. Each one tells you what it decided and what to do if it applies to you.

The Income-tax Act, 1961 was repealed on 1 April 2026. It still governs income earned up to 31 March 2026, and every proceeding about those years however late — assessment, reassessment, rectification, penalty, revision and appeal alike. Income earned from 1 April 2026 is governed by the Income-tax Act, 2025. What changed, and which Act governs your year →

Section 271A — the law in short

What the courts have decided on section 271A, in one screen. Read this first; open an entry when you need the facts, the reasoning and the source.

Listed strongest first: Supreme Court, then High Court, then Tribunal, then CBDT. Nothing here has yet been read in full by a chartered accountant — open an entry to see where it came from.

Section 271A — 7 entries

Worked examples

Notice situations in which section 271A does the work, taken from the first line to the last. Each step carries the authority that licenses it.
A consultant who filed at six per cent under s.44AD, recast at fifty per cent, and then told that no presumptive section applies to him at all The officer says my work is technical consultancy so s.44AD is shut to me, and that my receipts are above the s.44ADA ceiling so that section is shut too - where does that leave me on income, books, audit and penalty? 8 steps · 32 authorities · s.44ADA, s.44AD, s.44AD(6), s.44AD(4)

Explained in this library

What section 271a does, in plain English, before you read what the courts made of it.

The s.271B penalty, and the s.273B answer to it

The officer has levied a penalty because the tax audit report was late. What can be said against it?

Which Act governs your year: the 1961 Act after 1 April 2026

I am holding a notice and I do not know whether my year is under the Income-tax Act, 1961 or the Income-tax Act, 2025. Which Act applies to me, and is the old Act still of any use now that it has been repealed?