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Case law › Income-tax Act 2025 › Chapter IV › Section 63
Chapter IVwas s.44AB

Section 63 of the Income-tax Act, 2025

Section 63 — Tax audit. Successor to s.44AB of the 1961 Act.

Where this section sits

Section 63 is in Chapter IV — Computation of Total Income, which runs from section 13 to section 95.

← Section 62  ·  Section 64 →

What this section does

Sub-section (1) requires every person carrying on a business or profession who meets any condition in column B of the Table to get the year's accounts audited by an accountant before the specified date. The Table has two entries: entry 1 covers turnover thresholds — one crore rupees for business, raised to ten crore rupees where cash receipts and cash payments each stay within 5%, and fifty lakh rupees of gross receipts for a profession — and entry 2 covers a person carrying on a business or profession referred to in section 58(2) or 61(2) (Table: Sl. Nos. 4 and 5) who claims profits lower than the deemed profits. Sub-section (2) disapplies the section where the assessee simply declares profits in line with section 58(2) or 61(2). Sub-section (3) requires the audit report to be furnished by the specified date in the prescribed form, signed and verified by the accountant. Sub-section (4) treats an audit under any other law as sufficient compliance if done before the specified date and if the report under that law is furnished by that date together with the accountant's report in the prescribed form. Sub-section (5) defines "specified date" as one month before the section 263(1) return due date, and deems a non-account-payee cheque or bank draft to be cash.

Why it is there

It puts an independent accountant between larger businesses and their return, and between the Department and anyone who claims to have earned less than the presumptive figure the Act deems for them. The raised ten crore threshold is the reward for a near-cashless business; the deemed-cash rule for non-account-payee instruments stops that concession being manufactured on paper.

Who it applies to

The figures, and what each one turns on

Read the condition in the same row. A figure quoted without it is a wrong answer with a citation attached.
WhatFigureThe condition on itWhere
Turnover threshold for a businessOne crore rupeesTotal sales, turnover or gross receipts in the tax year; subject to the raised threshold in clause (b)Sub-section (1), Table Sl. No. 1(a)
Raised turnover threshold for a businessTen crore rupeesSubstituted for one crore rupees only where both cash tests in clause (b) are metSub-section (1), Table Sl. No. 1(b)
Cash receipts test for the ten crore thresholdNot more than 5%Aggregate of all amounts received in cash during the tax year, including for sales, turnover or gross receipts, as a proportion of that amountSub-section (1), Table Sl. No. 1(b)(i)
Cash payments test for the ten crore thresholdNot more than 5%Aggregate of all payments made in cash during the tax year, including expenditure incurred, as a proportion of that paymentSub-section (1), Table Sl. No. 1(b)(ii)
Gross receipts threshold for a professionFifty lakh rupeesGross receipts in profession in any tax yearSub-section (1), Table Sl. No. 1(c)
The specified date for audit and for furnishing the reportOne month prior to the return due dateThe due date for furnishing the return of income under section 263(1) for that tax yearSub-section (5)(a)

What this means in practice

Two dates matter and they are the same date: the audit must be completed before the specified date and the report furnished by it, and that date is one month ahead of your return due date under section 263(1), not the return date itself. Before assuming the ten crore threshold applies, test cash receipts and cash payments separately — both must be within 5%, and payments or receipts by cheque or bank draft that are not account payee count as cash for this purpose under sub-section (5)(b). If you are already audited under another law, sub-section (4) spares you a second audit but not a second filing: both that report and the accountant's report in the prescribed form must be furnished by the specified date.

An example

Illustrative only, and invented for this page. The figures are chosen to show the rule biting, not taken from any real matter.

A firm's turnover for the tax year is Rs 4 crore. Its cash receipts run at 3% of receipts, inside the clause (b)(i) test, but its cash payments come to 7%, above the 5% figure in clause (b)(ii); because clause (b) needs both tests satisfied before ten crore rupees is substituted, the one crore rupee threshold in clause (a) stands and the accounts must be audited. Had cash payments stayed at 5% or below, a Rs 4 crore turnover would have sat well inside the ten crore figure and no audit would have arisen. A cheque that is not account payee would not have saved it either — sub-section (5)(b) deems such a payment to be cash — and the audit and the report are both due by the specified date, which sub-section (5)(a) sets one month before the section 263(1) return due date, not on it.

Where you meet this section

You meet it as the accountant's audit report, in the prescribed form, signed and verified and furnished by the specified date under sub-section (3) — one month ahead of the return. It resurfaces in assessment or penalty proceedings where turnover or gross receipts are shown to have crossed the one crore, ten crore or fifty lakh rupee lines.

The words themselves

"specified date" in relation to the accounts of the assessee of the tax year, means the date one month prior to the due date for furnishing the return of income under section 263(1)
Section section 63(5)(a), Income-tax Act, 2025.

What people get wrong

What this replaced, and what changed

1961 provisionWhat changed in the move
s.44AB1. Three separate clauses for presumptive assessees become one Table row, and in doing so the income condition disappears from the face of the audit section. S.44AB(d) and (e) applied only where the assessee's 'income exceeds the maximum amount which is not chargeable to income-tax'; Table Sl. No. 2 of s.63 carries no such condition, even though s.58(3) still imposes it for the s.58(2) cases. The two provisions do not read consistently. 2. The exemption in sub-section (2) widens. In 1961 it covered only a person declaring under s.44AD(1) or s.44ADA(1); s.63(2) covers anyone declaring as per s.58(2) or s.61(2), which brings in the goods-carriage and non-resident presumptive schemes. 3. The express carve-out for persons deriving income of the nature referred to in s.44B or s.44BBA (the second proviso to s.44AB) is not reproduced as a separate exemption; such persons now come out through s.63(2) only if they declare as per s.61(2). 4. The definition of 'accountant' by reference to s.288(2), which s.44AB carried in its own Explanation, is not in s.63. 5. The thresholds themselves are unchanged: one crore, ten crore on the 5% conditions, fifty lakh for a profession, and the specified date remains one month before the return due date.

How we established this. Read s.63 of the 2025 Act against s.44AB of the 1961 Act. Both are the audit provision and the operative wording is the same: 1961 - 'carrying on business shall, if his total sales, turnover or gross receipts, as the case may be, in business exceed or exceeds one crore rupees in any previous year'; 2025 Table Sl. No. 1(a) - the same words with 'tax year' for 'previous year' and the addition of 'subject to the provisions of clause (b)'. The first proviso to s.44AB(a), with its two five-per-cent tests and the direction that 'this clause shall have effect as if for the words "one crore rupees", the words "ten crore rupees" had been substituted', is reproduced as Table Sl. No. 1(b) in the same construction. S.44AB(b) (profession, fifty lakh rupees) becomes Table Sl. No. 1(c). S.44AB(c), (d) and (e) - the presumptive assessee claiming lower profits - are compressed into Table Sl. No. 2. The first proviso to the closing words ('this section shall not apply to a person, who declares profits and gains ... In accordance with sub-section (1) of section 44AD or sub-section (1) of section 44ADA') becomes s.63(2). The third proviso (audit under any other law is sufficient compliance provided the report and a further accountant's report are furnished by the specified date) becomes s.63(4). The second proviso to clause (a) deeming a non-account-payee cheque or draft to be cash becomes s.63(5)(b). Explanation (ii), defining 'specified date' as the date one month prior to the s.139(1) due date, becomes s.63(5)(a) with s.263(1) substituted.

Rules that serve this section

Rules of the Income-tax Rules, 2026 that work section 63. Where the rule’s own heading names the section we say so; the rest are marked on reading the rule, which is our derivation and not the department’s. A rule that serves the section silently and that we have missed will not appear here.

All of them are in the Rules 2026 index.

Circulars of the Board on this section

A circular binds the department, not you and not a court. Every one below was written under the 1961 Act; it reaches this section because the department’s own concordance carries the provision it names to this one.

See every circular and notification on this section, or the circulars index.

Notifications that reach this section

A notification is made under a power the Act gives and, within that power, is law. These too were made under the 1961 Act and are placed here by the department’s concordance.

See every circular and notification on this section, or the notifications index.

Case law carried across

Read this before you rely on it. Every decision below was decided under the Income-tax Act, 1961. It appears here because it is tagged to a 1961 provision that the department’s own mapping carries to section 63. That is an inference we have drawn, not a holding on the new section: where the words changed in the move, the reasoning may not survive. Treat this as the place to start looking, not as authority on the 2025 Act.

Explainers

Read with

What this page does not tell you. It does not reproduce the section. Everything above was written from the section’s own text as the Income Tax Department publishes it — the text is here, and nothing here is advice on your facts. Where a figure matters, read the sub-section it comes from.