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Chapter IV - Computation of Total Income

Section 52

Section 52: amortisation of amalgamation, demerger, VRS and telecom licence expenditure

Section 52 groups together four distinct categories of business expenditure that must be spread ("amortised") in equal instalments over a defined period, rather than deducted all at once: costs of amalgamation or demerger, payments to employees under a voluntary retirement scheme, and capital expenditure to acquire telecom spectrum or an operating licence.

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Need advice on Section 52?

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.

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Statutory text

Bare law

(1) Where an expenditure of the nature specified in column B of the Table given below is incurred during the tax year, a deduction or part thereof shall be allowed in equal instalments in each of the successive tax years as mentioned in column D of the said Table, beginning from the initial tax year specified in column C thereof.

Sl. No.Nature of expenditureInitial tax yearNumber of tax years over which deduction of expenditure is allowable in equal instalments
1Expenditure incurred by an Indian company, wholly and exclusively for the purposes of amalgamation or demerger of an undertaking.Tax year in which such amalgamation or demerger takes place.Five tax years.
2Amount paid to an employee in connection with his voluntary retirement as per any scheme of voluntary retirement.Tax year in which such payment is made.Five tax years.
3Capital expenditure incurred and actually paid for acquiring any right to use spectrum for telecommunication services (spectrum fee).Tax year in which,— (a) the business to operate telecom services is commenced; or (b) spectrum fee is actually paid, whichever is later.Number of years commencing from the initial tax year and ending in the tax year up to which the spectrum for which the fee is paid remains in force.
4Capital expenditure incurred and actually paid for acquiring any right to operate telecommunication services (herein referred to as licence fee).Tax year in which,— (a) the business to operate telecom services is commenced; or (b) licence fee is actually paid, whichever is later.Number of years commencing from the initial tax year and ending in the tax year up to which the licence for which the fee is paid remains in force.

(2) Where the licence or spectrum referred to in sub-section (1) (Table: Sl. No. 3 or 4)— (a) is transferred, and the proceeds of the transfer (so far as they consist of capital sums) are less than the expenditure though incurred, but remaining unallowed, a deduction equal to such expenditure remaining unallowed, as reduced by the proceeds of the transfer, shall be allowed in respect of the tax year in which the licence or spectrum is transferred; (b) is transferred, whether in whole or in part, and the proceeds of the transfer (so far as they consist of capital sums) exceed the amount of the expenditure though incurred, but remaining unallowed, so much of the excess as does not exceed the difference between the expenditure incurred to obtain the licence or spectrum and the amount of such expenditure remaining unallowed, shall be chargeable to income-tax as profits and gains of the business in the tax year in which the licence or spectrum has been transferred; (c) is transferred under clause (b) in a tax year in which the business is no longer in existence, the provisions of said clause shall apply as if the business is in existence in that tax year; (d) is transferred, whether in whole or in part, and the proceeds of the transfer (so far as they consist of capital sums) are equal or greater than the amount of expenditure incurred remaining unallowed, no deduction for such expenditure shall be allowed under sub-section (1) in respect of the tax year in which the licence or spectrum is transferred or in respect of any subsequent tax year or years; (e) is sold or otherwise transferred by the amalgamating company or demerged company, as the case may be, in a scheme of amalgamation or demerger, to the amalgamated company or resulting company, being an Indian company,— (i) the provisions of clauses (a), (b), (c) and (d) shall not apply to the amalgamating or demerged company; and (ii) all the provisions of this section shall 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. (3) Where a part of licence or spectrum referred to in sub-section (1)(Table: Sl. No. 3 or 4) is transferred in a tax year and sub-section (2)(b) and (c) does not apply, the deduction to be allowed under sub-section (1) for the expenditure though incurred but remaining unallowed shall be arrived at by— (a) subtracting the proceeds of transfer (so far as they consist of capital sums) from the expenditure remaining unallowed; and (b) dividing the remainder by the number of relevant tax years which have not expired at the beginning of the tax year during which the licence or spectrum is transferred. (4) No deduction shall be allowed–– (a) for depreciation under section 33(1) to (10) in respect of expenditure mentioned in sub-section (1) (Table: Sl. No. 3 or 4), where deduction under this section is claimed and allowed for any tax year; (b) under any other provision of this Act in respect of the expenditure mentioned in sub-section (1) (Table: Sl. No. 1 or 2). (5) In case any deduction has been claimed and granted in respect of an expenditure referred to in sub-section (1) (Table: Sl. No. 3) in a tax year and subsequently there is failure on part of the assessee to comply with any of the provisions of this section, then,— (a) the deduction shall be deemed to have been wrongly allowed; (b) the Assessing Officer may, irrespective of any other provisions of this Act, recompute the total income of the assessee for the said tax year by making necessary rectification; (c) the provisions of section 287 shall, so far as may be, apply; and (d) the period of four years specified in section 287(8) shall be counted from the end of the tax year in which such failure takes place. (6) Where a specified business reorganisation takes place before the expiry of the period specified in sub-section (1) (Table: Sl. No. 2.D), in case of an expenditure referred against serial number 2 thereof, then,— (a) the provisions of this section, as far as may be, shall continue to apply to the successor entity as they would have applied to the predecessor entity if such reorganisation had not taken place; and (b) no deduction shall be allowed to the predecessor entity under this section for the tax year in which such reorganisation takes place. (7) For the purposes of this section,–– (a) “actually paid” means the actual payment of expenditure irrespective of the tax year in which the liability for the expenditure was incurred according to the method of accounting regularly employed by the assessee or payable in such manner, as may be prescribed; (b) “equal instalments” shall be calculated by taking numerator as 1 and denominator as the tax years mentioned in column D of the Table in sub-section (1); (c) “specified business reorganisation” means–– (i) amalgamation of an Indian company and its undertaking with another Indian company; or (ii) demerger of an undertaking of an Indian company to another company; or (iii) succession of a firm or proprietorship concern to a company fulfilling conditions as laid down in section 70(1)(zd); or (iv) conversion of a private company or unlisted public company to a limited liability partnership fulfilling conditions laid down in section 70(1)(ze).

Introduction

Section 52 collects distinct multi-year deduction routes, including reorganisation costs, voluntary-retirement payments and telecom rights. Each route has its own instalment period and transfer consequences.

Key takeaways

1

Specified costs spread over years

The section spreads listed business costs over statutory instalment periods instead of allowing the full amount immediately.

2

Five-year examples

Qualifying amalgamation or demerger expenditure and voluntary-retirement payments are each deducted in five equal instalments, subject to their respective conditions.

The four categories and their amortisation periods

Section 52(1) sets out a Table specifying the initial tax year and the number of years over which each type of expenditure is amortised in equal instalments:

Nature of expenditureInitial tax yearAmortisation period
Expenditure incurred wholly and exclusively for an amalgamation or demerger of an undertakingYear in which the amalgamation/demerger takes place5 tax years
Amount paid to an employee in connection with voluntary retirement, under a VRS schemeYear in which the payment is made5 tax years
Capital expenditure actually paid to acquire the right to use spectrum for telecom services (spectrum fee)Year the telecom business commences, or the year the fee is paid, whichever is laterNumber of years the spectrum remains in force, starting from the initial year
Capital expenditure actually paid to acquire the right to operate telecom services (licence fee)Year the telecom business commences, or the year the fee is paid, whichever is laterNumber of years the licence remains in force, starting from the initial year

Transfer of spectrum or licence before amortisation completes

Section 52(2) deals with transfer of the spectrum/licence part-way through amortisation: if transfer proceeds (capital sums) are less than the unallowed expenditure, the shortfall is deducted in the transfer year; if proceeds exceed the unallowed expenditure (up to the original cost), the excess is taxed as business profit in the transfer year; if proceeds equal or exceed the original unallowed cost, no further deduction is allowed in the transfer year or afterward.

Section 52(3) provides a formula for partial transfers: the unallowed expenditure (less transfer proceeds) is divided by the number of relevant tax years remaining, to determine the continuing instalment.

Section 52(2)(e) confirms that on amalgamation or demerger of the licence/spectrum-holding entity into an Indian company, these transfer-consequence rules do not apply to the amalgamating/demerged company, and instead continue to apply to the amalgamated/resulting company as if the transfer had not taken place.

No double deduction

Section 52(4) bars claiming depreciation under Section 33 for spectrum/licence expenditure once amortised under this section, and bars any other deduction under the Act for amalgamation/demerger costs or VRS payments amortised here.

Recomputation on non-compliance, and reorganisation continuity

Section 52(5) allows the Assessing Officer to recompute total income (and deem the deduction wrongly allowed) if the assessee later fails to comply with the section's conditions in respect of spectrum-fee amortisation, subject to the rectification procedure under Section 287.

Section 52(6) provides that where a "specified business reorganisation" (amalgamation, demerger, succession to a company, or LLP conversion, each meeting specified conditions) takes place before the five-year VRS amortisation period ends, the provisions continue to apply to the successor entity, and no deduction is allowed to the predecessor for the year of reorganisation.

Step-by-step flow for applying Section 52

  1. 1

    Which Table entry does the expenditure fall in?

    Sl. No. 1: an Indian company's amalgamation or demerger expenditure. Sl. No. 2: voluntary retirement payments. Sl. No. 3: spectrum fee. Sl. No. 4: telecom licence fee.

    • None: Section 52 does not apply.
    • One of the four: Go to the next step.
  2. 2

    Fix the initial tax year and the number of years

    Sl. No. 1 and 2: five tax years, from the year of amalgamation or demerger, or the year of payment. Sl. No. 3 and 4: from the later of business commencement and actual payment, until the year the spectrum or licence remains in force.

  3. 3

    Compute the equal instalment

    Under Section 52(7)(b), each instalment is the expenditure multiplied by 1 over the number of tax years in column D.

  4. 4

    Was the spectrum or licence transferred during the period?

    Apply Section 52(2) for a transfer, or Section 52(3) for a partial transfer to which clauses (b) and (c) do not apply. For a transfer in an amalgamation or demerger to an Indian company, Section 52(2)(e) carries the provisions over to the successor.

    • No: Continue the equal instalments.
    • Yes: Compare transfer proceeds (capital sums) with the unallowed expenditure.
  5. 5

    Block double deductions

    No depreciation under Section 33(1) to (10) for spectrum or licence fees deducted here. No other deduction for amalgamation, demerger or VRS expenditure (Section 52(4)).

Practical checklist

Do

  • Classify each expenditure under the exact table row and record the first eligible year.
  • Maintain an instalment schedule showing original spend, claims to date and balance.
  • Recalculate on transfer of a licence or spectrum and check successor continuity on amalgamation or demerger.

Avoid

  • Do not apply the five-year period to every expenditure category without checking its row.
  • Do not deduct an amount again after it has been amortised under this section.

Illustrative example

Worked example: VRS payments and a spectrum transfer

Hypothetical facts (illustration only, not a real taxpayer): A telecom company pays ₹50,00,000 to employees under a voluntary retirement scheme in a tax year. Separately, it actually paid a spectrum fee of ₹12 crore in the year it commenced telecom operations. Assumed: the spectrum remains in force for 12 tax years from that initial year. After four instalments have been allowed, it transfers the entire spectrum for capital proceeds of ₹6 crore.

  1. VRS instalment

    ₹50,00,000 × 1/5 = ₹10,00,000 a year for five tax years, starting with the year of payment.

  2. Spectrum instalment

    ₹12,00,00,000 × 1/12 = ₹1,00,00,000 a year.

  3. Unallowed expenditure at transfer

    ₹12,00,00,000 - (4 × ₹1,00,00,000) = ₹8,00,00,000.

  4. Transfer for ₹6 crore

    The proceeds are less than the unallowed ₹8 crore, so Section 52(2)(a) allows a deduction of ₹8,00,00,000 - ₹6,00,00,000 = ₹2,00,00,000 in the transfer year.

  5. If the proceeds had been ₹10 crore

    The excess over the unallowed amount is ₹2 crore. The limit is ₹12 crore - ₹8 crore = ₹4 crore, so ₹2 crore is taxable as business profits under Section 52(2)(b), and no further deduction is allowed under Section 52(2)(d).

  6. If the proceeds had been ₹15 crore

    The excess is ₹7 crore, but only ₹4 crore (the expenditure already allowed) is taxable as business profits.

Outcome

  • The VRS deduction is ₹10,00,000 in each of five tax years. No other deduction is available for that payment.
  • On the ₹6 crore transfer, ₹2 crore is deductible in the transfer year. No depreciation is claimed on the spectrum fee.

Glossary

Amortisation period
The statutory years over which a Section 52 expense is deducted in instalments.
Unallowed expenditure
Part of the qualifying spend still awaiting an instalment deduction.

Frequently asked questions

Over how many years are amalgamation and demerger costs amortised?

Five tax years, in equal instalments, starting from the year the amalgamation or demerger takes place.

How long is a telecom spectrum fee amortised over?

Over the number of tax years for which the spectrum remains in force, starting from the year the telecom business commences or the year the fee is actually paid, whichever is later.

What happens if the telecom licence is sold before the amortisation period ends?

Under Section 52(2), if the sale proceeds are less than the unallowed expenditure, the shortfall is deducted in the year of sale; if proceeds exceed the unallowed expenditure (up to the original cost), the excess is taxed as business profit; if proceeds equal or exceed the original cost, no further deduction is allowed.

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Last updated 10 October 2026