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Case law › Section 40A(3)

Section 40A(3)

Authorities that bear on section 40A(3) 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The Income-tax Act, 1961 was repealed on 1 April 2026.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 40A(3) — the law in short

What the courts have decided on section 40A(3), 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 40A(3) — 10 entries

Worked examples

Notice situations in which section 40A(3) does the work, taken from the first line to the last. Each step carries the authority that licenses it.
Cash freight and cash purchases disallowed, books rejected, and a penalty on the land sale Every one of my cash payments was under the limit and the officer has still disallowed the lot, thrown out my books and now wants a penalty equal to the cash I took on my plot. Where do I start? 8 steps · 17 authorities · s.40A(3), s.40A(3A), s.145(3), s.144 Two s.142(1) notices nobody answered, and a s.144 assessment that put gross profit at fifteen per cent My client ignored the s.142(1) notices and now has a best-judgment assessment estimating gross profit at fifteen per cent with separate additions on top - how much of that can I actually attack? 8 steps · 44 authorities · s.142(1), s.144, s.145(3), s.145

Explained in this library

What section 40a(3) does, in plain English, before you read what the courts made of it.

Once the books are gone and the profit is estimated, what else can the officer add?

The officer rejected my books under s.145(3), estimated the gross profit on a rate, and has also disallowed my cash payments and added unexplained credits from the same books. Can he do both?

Paying cash over the limit: what s.40A(3) takes away, and what Rule 6DD gives back

I paid a supplier in cash. How much of the expense do I lose, and can Rule 6DD save it?

Rule 6DD clause by clause, and the conditions inside each one

The officer says no clause of Rule 6DD applies to my cash payment. Which clauses are there, and what does each of them actually require?