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Income-tax Act, 2025 | Section 54

Section 54 - Business of prospecting for mineral oils

Oil-exploration income is computed under the special contractual and statutory framework, which can override ordinary business deductions.

Reviewed by CA Nikhil Gupta · Updated 9 October 2026

Section 54: operativeEffective 1 April 2026Tax Year 2026-27 onwardReviewed 8 October 2026
Current-law control

Section 54 is presented using the consolidated Income-tax Act, 2025 as amended by the Finance Act, 2026. The general commencement date is 1 April 2026. Earlier years and saved proceedings may remain governed by the Income-tax Act, 1961 and the repeal/savings framework.

2-minute professional decode

Oil-exploration income is computed under the special contractual and statutory framework, which can override ordinary business deductions.

Professional checkpoint: Apply the provision only after checking the defined person, tax year, evidence, thresholds and any connected Rule or Schedule.

Who should test this section?

Section 54 should be tested by businesses, professionals, non-residents and advisers whenever the computation touches business of prospecting for mineral oils; the special rule must be checked before the ordinary business-profit machinery is applied.

Evidence to retain

For section 54, retain the contracts, ledgers, invoices, banking evidence, prescribed reports and computation papers that specifically prove the factual trigger and quantum for business of prospecting for mineral oils.

1961 Act bridge

Legacy provisionLegacy headingMapping
42Special provisions for deductions in the case of business for prospecting, etc. For mineral oils.Renumbered / mapped

The bridge is a research aid. Legacy case law carries over only after the current wording and transition rules are matched.

Rules and forms linked to this section

No provision-specific Rule was independently mapped from the current Rules register for this section. That does not mean the wider Rules are irrelevant.

Worked application

Prepare a hypothetical transaction involving business of prospecting for mineral oils. Identify the person, tax year, trigger, evidence and connected provision first; then apply section 54 step-by-step and document why each statutory condition is or is not met.

Common mistake

A recurring section 54 error is to carry the book or ordinary tax treatment into business of prospecting for mineral oils without first testing the provision-specific override, eligibility conditions and linked Rule/Form requirements.

Compliance approach

Identify the statutory trigger for section 54, lock the relevant tax year, reconcile the facts to the operative sub-section, preserve the evidence trail and separately test every linked Rule, Form, Schedule and exception before finalising the return position.

Numeric / timing checkpoints in the operative text

Related provisions

Current statutory text

54. (1) Where the assessee undertakes specified oil exploration business, then deduction specified in sub-sections (3) and (4) shall be allowed while computing the income under the head “Profits and gains of business or profession”. (2) For the purposes of this section, “specified oil exploration business” means business consisting of prospecting for or extraction or production of mineral oils where the following conditions are fulfilled:— (a) the Central Government has entered into an agreement with the assessee; (b) such agreement is entered for association or participation of the Central Government or any person authorised by it; and (c) such agreement is laid before each House of Parliament. (3) The deduction referred to in sub-section (1) shall be— (a) for the period before the beginning of commercial production, expend- iture towards infructuous or abortive exploration incurred in respect of any surrendered area; (b) for the period after the commencement of commercial production, expenditure (whether before or after such production) in respect of drill- ing or exploration activities or services or in respect of physical assets used in that connection; (c) for the tax year of commencement of commercial production and such succeeding tax years as specified in the agreement, towards depletion of mineral oil in the mining area. (4) The deductions referred to in sub-section (1) shall be— (a) either in lieu of, or in addition to, any allowance admissible under this Act as specified in the agreement; and (b) computed and made in the manner specified in the agreement and the other provisions of this Act shall be deemed to have been modified to such extent. (5) Where the business or any interest therein as referred to in sub-section (1) is wholly or partly transferred as per the provisions of the agreement, the profit shall be charged to tax or deduction shall be allowed in the following manner:— (a) where A is less than C, then (C–A) shall be allowed as deduction in the tax year in which such business or interest is transferred; (b) where A is greater than C,— (i) but less than B, then (A–C) shall be the profit chargeable under the head “Profits and gains of business or profession” for the tax year in which such transfer takes place; (ii) in any other case, only (B–C) shall be the profit chargeable under the said head for the tax year in which such transfer takes place; and (iii) no deduction shall be allowed for the expenditure incurred remain- ing unallowed in the tax year in which such transfer takes place or any subsequent tax year, where,— A = proceeds of the transfer (so far as they consist of capital sums); B = total amount of expenditure incurred in connection with the business or to obtain interest therein; C = amount of expenditure incurred remaining unallowed. (6) If the business or interest therein is no longer in existence in the year of trans- fer, the provisions of sub-section (5) shall apply as if such business is in existence during the said year. (7) Where the business or interest therein is sold or otherwise transferred in a scheme of amalgamation or demerger and the amalgamated entity or the resulting entity being an Indian company, then the provisions of sub-section (5) shall— (a) not apply to the amalgamating or demerged company; and (b) continue to apply to the amalgamated or resulting company as it would have applied to the amalgamating or demerged company as if the transfer had not taken place.

Primary-source trail

Source status: full Section 54 statutory text in the local source corpus; reconciled to the current consolidated Act control on 8 October 2026.

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