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Case law › Section 131(1A)

Section 131(1A)

Authorities that bear on section 131(1A) 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The Income-tax Act, 1961 was repealed on 1 April 2026.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 131(1A) — the law in short

What the courts have decided on section 131(1A), 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 131(1A) — 6 entries

Worked examples

Notice situations in which section 131(1A) does the work, taken from the first line to the last. Each step carries the authority that licenses it.
A s.133(6) notice for six years of records about a supplier under investigation, with nothing pending and no approval on the face of it A s.133(6) notice has come asking for six years of records about a supplier who is under investigation, and no proceeding is pending against me. Must I answer it, how much of it, and can my own reply be used to reopen my years? 8 steps · 45 authorities · s.133(6), s.133, s.133C, s.135 Cash and two ledgers taken by the police, requisitioned under s.132A four weeks later, and a block assessment notice built on them The police seized my client's cash and books and the department has requisitioned them under s.132A - what can be assessed out of that, and from what date does anything run? 8 steps · 31 authorities · s.132A, s.132, s.132B, s.158BA

Explained in this library

What section 131(1a) does, in plain English, before you read what the courts made of it.

s.131(1A) is a pre-search power, and it is spent once the search actions are done

The investigation wing has summoned me under s.131(1A) though no proceeding is pending. What can they ask for, and who is allowed to sign it?

The supplier's statement to the investigation wing is on oath, and that is not the same as being evidence against you

The addition rests on a supplier's statement recorded by the investigation wing under summons. What is that statement actually worth against me?