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Case law › Section 139(5)

Section 139(5)

Authorities that bear on section 139(5) 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The Income-tax Act, 1961 was repealed on 1 April 2026.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 139(5) — the law in short

What the courts have decided on section 139(5), 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 139(5) — 22 entries

Worked examples

Notice situations in which section 139(5) does the work, taken from the first line to the last. Each step carries the authority that licenses it.
A captive power unit's transfer to the company's own factory revalued from Rs 6.95 to Rs 3.60 a unit, and Rs 20,10,00,000 of the s.80-IA deduction gone The officer has valued the power my captive plant supplies to my own factory at the rate the distribution company pays me for surplus instead of the tariff it charges industrial consumers - what does s.80-IA(8) actually require, and does it matter that the transfer is a specified domestic transaction? 8 steps · 21 authorities · s.80-IA, s.80-IA(8), s.80-IA(5), s.80-IA(4) A return revised to bring in a survey surrender, and an officer who says it was never a valid revision We revised the return within time to bring in what was surrendered in a survey, and the officer now says s.139(5) does not cover a deliberate understatement and that the original return stands - how do we answer that? 9 steps · 40 authorities · s.139(5), s.133A, s.292C, s.139(1) Form 10-IC filed 108 days after the due date, the 22 per cent rate refused in an intimation nobody appealed, and the condonation window closing in March My company ticked s.115BAA in the return but Form 10-IC went in late, the CPC has taxed it at the normal rate, the rectification has been refused and the appeal time is long gone - what is actually left? 7 steps · 23 authorities · s.115BAA, s.115BAA(2), s.115BAA(3), s.115BAA(5)

Explained in this library

What section 139(5) does, in plain English, before you read what the courts made of it.

Answering a crypto notice when the AIS figure is not your income

The AIS shows crypto receipts far larger than anything I earned, and I have a notice. How do I answer it?

Revised, belated and updated returns

I missed reporting some income two years ago. Can I still fix it, and what will it cost?

s.80AC and a claim first made in a revised return

We filed by the due date but claimed the deduction for the first time in a revised return. Does s.80AC still take it away?

section 43B: deductions allowed only on actual payment

I keep my books on the mercantile basis and I have provided for GST, provident fund, a bonus and interest on my bank loan. The assessing officer has added all of it back because I had not paid it by 31 March. Can he do that, and do I lose the deduction for good?