Chapter IV - Computation of Total Income
Section 54
Section 54: deductions for businesses prospecting for mineral oils
Section 54 provides a special deduction regime for "specified oil exploration business" - prospecting, extraction or production of mineral oils carried on under a formal agreement between the assessee and the Central Government that has been laid before Parliament.
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This article is for general information. Refer to the Income-tax Act, 2025 as amended by the Finance Act, 2026 and the Taxation and Other Laws (Amendment) Act, 2026 for the official provisions. If you need professional advice for your situation, contact Bizeneed.
Statutory text
Bare law
(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, expenditure 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 drilling 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 remaining 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 transfer, 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.
Introduction
A mineral-oil exploration business with a Central Government agreement follows a special deduction framework. The agreement, qualifying expenditure and later transfer of the business all affect the tax result.
Key takeaways
Mineral-oil agreement
For a business prospecting for, extracting or producing mineral oils, the Central Government agreement may govern how qualifying expenditure and allowances are computed.
Check the agreement
The provision covers specified exploration, drilling and related costs, including circumstances where exploration proves abortive; the agreed terms and statutory conditions control the claim.
What qualifies as "specified oil exploration business"
Section 54(2) defines this as a business of prospecting for, or extracting or producing, mineral oils where: the Central Government has entered into an agreement with the assessee; that agreement provides for association or participation of the Central Government or a person authorised by it; and the agreement has been laid before each House of Parliament.
What can be deducted
Section 54(3) sets out the deductions allowed for such a business:
- Before commercial production begins: expenditure towards infructuous or abortive exploration in respect of any surrendered area.
- After commercial production begins: expenditure (whether incurred before or after production starts) on drilling or exploration activities/services, or on physical assets used in that connection.
- For the year commercial production commences and specified succeeding years (as set out in the agreement): amounts towards depletion of mineral oil in the mining area.
How deductions are computed, and their relationship to other allowances
Section 54(4) provides that these deductions are either in lieu of, or in addition to, any allowance otherwise admissible under the Act, as specified in the agreement, and are computed and made in the manner the agreement specifies - with other provisions of the Act deemed modified accordingly.
Transfer of the business or an interest in it
Section 54(5) sets out how a whole or partial transfer of the business (or an interest in it), under the agreement's terms, is taxed: broadly, if transfer proceeds are less than the unallowed expenditure, the difference is deducted in the transfer year; if proceeds exceed the unallowed expenditure, the excess (capped at the difference between total expenditure incurred and the unallowed amount) is taxed as business profit in the transfer year; and no further deduction is allowed for expenditure remaining unallowed after such a transfer.
Section 54(6) applies these rules even if the business (or interest) is no longer in existence in the transfer year.
Section 54(7) provides that where the business/interest is transferred in a scheme of amalgamation or demerger to an Indian company, these transfer-consequence rules do not apply to the amalgamating/demerged company, and continue to apply instead to the amalgamated/resulting company as if the transfer had not taken place.
Step-by-step flow for applying Section 54
- 1
Is the business prospecting for, or extracting or producing, mineral oils?
- No: Section 54 does not apply.
- Yes: Go to the next step.
- 2
Is there an agreement with the Central Government that provides for its association or participation, and has it been laid before each House of Parliament?
- No: It is not a "specified oil exploration business".
- Yes: Go to the next step.
- 3
Identify the deductions under Section 54(3)
Before commercial production: infructuous or abortive exploration in surrendered areas. After commercial production: drilling or exploration expenditure and related physical assets. From the year of commercial production onwards: depletion of mineral oil, for the years the agreement specifies.
- 4
Apply the agreement's terms
The agreement decides whether these deductions replace or add to other allowances, and how they are computed (Section 54(4)).
- 5
Was the business or an interest in it transferred?
Compare A (capital proceeds), B (total expenditure incurred) and C (expenditure remaining unallowed) under Section 54(5). Section 54(6) applies even if the business no longer exists. Section 54(7) applies to an amalgamation or demerger with an Indian company.
Practical checklist
Do
- Keep the Central Government agreement and evidence of exploration, drilling and other covered spending.
- Separate successful and abortive expenditure as the section requires.
- On transfer of the business or an interest, reconcile unallowed expenditure and proceeds to the recapture formula.
Avoid
- Do not apply this special mineral-oil route without the required agreement.
- Do not assume an unallowed balance survives a transfer unchanged.
Illustrative example
Worked example: transfer of a participating interest
Hypothetical facts (illustration only, not a real taxpayer): A company carries on a specified oil exploration business. It has incurred total expenditure of ₹500 crore (B), of which ₹200 crore remains unallowed (C). It transfers its interest under the agreement. Three alternative proceeds (A) are tested.
A = ₹150 crore
A is less than C, so (C - A) = ₹50 crore is allowed as a deduction in the year of transfer (Section 54(5)(a)).
A = ₹350 crore
A is greater than C but less than B, so (A - C) = ₹150 crore is business profit in the year of transfer (Section 54(5)(b)(i)).
A = ₹600 crore
A is greater than B, so only (B - C) = ₹300 crore is business profit (Section 54(5)(b)(ii)). Any excess above that is not taxed under this sub-section.
Remaining unallowed expenditure
Where A exceeds C, no deduction is allowed for the unallowed expenditure in the transfer year or later (Section 54(5)(b)(iii)).
Outcome
- The tax result of the transfer depends entirely on where the proceeds fall relative to B and C.
- If the transfer were to an Indian company in an amalgamation or demerger, these rules would apply to the successor instead (Section 54(7)).
Glossary
- Abortive exploration
- Exploration that does not produce a commercially successful result but may be addressed by the special deduction framework.
- Unallowed expenditure
- Qualifying cost not yet deducted when the business or an interest is transferred.
Frequently asked questions
What makes an oil exploration business "specified" under Section 54?
It must be carried on under a formal agreement between the assessee and the Central Government, providing for Government association/participation, and that agreement must have been laid before each House of Parliament.
Can exploration costs incurred before commercial production be deducted?
Yes - Section 54(3)(a) allows a deduction for expenditure towards infructuous or abortive exploration in respect of any surrendered area, incurred before commercial production begins.
How is depletion of mineral oil in the mining area treated?
Section 54(3)(c) allows a deduction for amounts towards depletion of mineral oil in the mining area, for the year commercial production commences and such succeeding tax years as the agreement specifies.
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Get expert guidance for oil exploration business tax deductionsLast updated 10 October 2026