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Corporate taxation | Historical MAT provision

Section 115JA of Income-tax Act, 1961: Deemed Income of Certain Companies

Section 115JA of the Income-tax Act, 1961 introduced a minimum alternate tax (MAT) framework for certain companies whose taxable income under ordinary provisions was substantially lower than their accounting profits. The provision was applicable to assessment years 1997-98 through 2000-01. It is a historical provision, not the rule for calculating a company's current MAT liability.

Applicability: Section 115JA applies to previous years relevant to assessment years commencing on or after 1 April 1997 but before 1 April 2001. For later years, consult the legislation applicable to the relevant tax period, including Section 115JB of the 1961 Act and the Income-tax Act, 2025, as applicable.

What did Section 115JA provide?

Under subsection (1), if the total income computed under the ordinary provisions was less than 30% of book profit, the company's total income was deemed to equal 30% of that book profit. This was a deemed-income floor, not a stand-alone flat 30% tax rate. Income-tax was then determined under the relevant rates and rules.

Relevant assessment years and companies

The section concerned companies for assessment years 1997-98, 1998-99, 1999-2000 and 2000-01. The profit and loss account was required to be prepared with reference to Parts II and III of Schedule VI to the Companies Act, 1956, with specific depreciation consistency requirements. References to the Companies Act, 1956 are retained because they were part of the historical legal framework; they should not be replaced mechanically with references to the Companies Act, 2013.

Meaning and computation of book profit

Subsection (2) and its Explanation began with the net profit shown in the prescribed profit and loss account, then required specified additions and deductions. The statutory adjustments are important: accounting profit and book profit for Section 115JA are not necessarily identical.

Illustrative additions

  • Income-tax paid or payable and provisions for it, where debited.
  • Amounts carried to reserves and provisions for unascertained liabilities.
  • Provisions for losses of subsidiary companies and proposed or paid dividends, where relevant under the historical text.
  • Expenditure relating to income exempt under Chapter III.
  • Provision for diminution in asset value, subject to the applicable amendment and its effective date.

Illustrative reductions

  • Qualifying withdrawals from reserves or provisions, subject to statutory conditions.
  • Income exempt under Chapter III that was credited to the profit and loss account.
  • The lower of brought-forward book loss (excluding depreciation) and unabsorbed book depreciation, subject to the statutory conditions.
  • Specified profits from power generation, infrastructure undertakings, eligible industrial undertakings, sick industrial companies and export-related activities, where the historical requirements were met.

These categories summarize the provision; the precise adjustments, amendment dates and conditions must be checked for the assessment year in question.

Example of deemed income under Section 115JA

Assume a company's book profit, after all applicable statutory adjustments, was Rs. 10,00,000 and its total income under ordinary provisions was Rs. 1,80,000.

30% of book profit: Rs. 3,00,000. Because ordinary total income (Rs. 1,80,000) was lower, deemed total income under Section 115JA would be Rs. 3,00,000. The applicable tax rate would then be applied separately.

Carry-forward of losses and depreciation

Subsection (3) preserved the determination of specified amounts eligible to be carried forward under the ordinary provisions, including depreciation, investment allowance and losses. Deeming income under Section 115JA did not, by itself, replace the statutory rules for determining these carry-forwards.

Section 115JA versus later MAT provisions

ProvisionPeriod / significance
Section 115JEarlier book-profit-based minimum taxation for assessment years 1988-89 to 1990-91.
Section 115JAHistorical 30% deemed-income mechanism for assessment years 1997-98 to 2000-01.
Section 115JBLater MAT regime under the Income-tax Act, 1961, with different computation and tax rules.
Income-tax Act, 2025New statutory framework effective from 1 April 2026; use the applicable provisions and transitional rules for the relevant tax year.

Do not apply the historical 30% deemed-income test in Section 115JA to a present-day company tax computation.

Official legislation and references

Historical statutory text and amendment notes

The following material is preserved from the original webpage for reference. It includes the original amendment notes and the statutory language as reproduced on that page. Verify the authoritative text and amendment dates when applying the provision to historical assessments.

Read original Section 115JA material and amendment notes
115JA Income Tax Act
-  Deemed income relating to certain companies
Section 115JA of Income Tax Act 1961 -
Deemed income relating 
to certain companies
1(1) Notwithstanding anything contained in any other provisions of this Act, 
where in the case of an assessee, being a company, the total income, as computed 
under this Act in respect of any previous year relevant to the assessment year 
commencing on or after the 1st day of April, 1997 2 but before the 1st day of 
April, 2001 (hereafter in this section referred to as the relevant previous 
year) is less than thirty per cent of its book profit, the total income of such 
assessee chargeable to tax for the relevant previous year shall be deemed to be 
an amount equal to thirty per cent of such book profit.
(2) Every assessee, 
being a company, shall, for the purposes of this section prepare its profit and 
loss account for the relevant previous year in accordance with the provisions of 
Parts II and III of Schedule VI to the Companies Act, 1956 (1 of 1956):
Provided that while preparing profit and loss account, the depreciation shall be 
calculated on the same method and rates which have been adopted for calculating 
the depreciation for the purpose of preparing the profit and loss account laid 
before the company at its annual general meeting in accordance with the 
provisions of section 210 of the Companies Act, 1956 (1 of 1956):
Provided 
further that where a company has adopted or adopts the financial year under the 
Companies Act, 1956 (1 of 1956), which is different from the previous year under 
the Act, the method and rates for calculation of depreciation shall correspond 
to the method and rates which have been adopted for calculating the depreciation 
for such financial year or part of such financial year falling within the 
relevant previous year.
Explanation.-For the purposes of this section, "book 
profit" means the net profit as shown in the profit and loss account for the 
relevant previous year prepared under sub-section (2), as increased by-
(a) 
the amount of income-tax paid or payable, and the provision therefor; or
(b) 
the amounts carried to any reserves by whatever name called; or
(c) the amount 
or amounts set aside to provisions made for meeting liabilities, other than 
ascertained liabilities; or
(d) the amount by way of provision for losses of 
subsidiary companies; or
(e) the amount or amounts of dividends paid or 
proposed; or
(f) the amount or amounts of expenditure relatable to any income 
to which any of the provisions of Chapter III applies;
3 (g) the amount or 
amounts set aside as provision for diminution in the value of any asset, if any 
amount referred to in clauses (a) to (g) is debited to the profit and loss 
account, and as reduced by,-
(i) the amount withdrawn from any reserves or 
provisions if any such amount is credited to the profit and loss account:
Provided that, where this section is applicable to an assessee in any previous 
year (including the relevant previous year), the amount withdrawn from reserves 
created or provisions made in a previous year relevant to the assessment year 
commencing on or after the 1st day of April, 1997 4 but ending before the 1st 
day of April, 2001 shall not be reduced from the book profit unless the book 
profit of such year has been increased by those reserves or provisions (out of 
which the said amount was withdrawn) under this Explanation; or
(ii) the 
amount of income to which any of the provisions of Chapter III applies, if any 
such amount is credited to the profit and loss account; or
5 (iii) the amount 
of loss brought forward or unabsorbed depreciation, whichever is less as per 
books of account.
Explanation.-For the purposes of this clause,-
(a) the 
loss shall not include depreciation;
(b) the provisions of this clause shall 
not apply if the amount of loss brought forward or unabsorbed depreciation is 
nil; or
(iv) the amount of profits derived by an industrial undertaking from 
the business of generation or generation and distribution of power; or
(v) the 
amount of profits derived by an industrial undertaking located in an 
industrially backward State or district as referred to in 6 sub-section (4) and 
sub-section (5) of section 80-IB, for the assessment years such industrial 
undertaking is eligible to claim a deduction of hundred per cent of the 7 
profits and gains under sub-section (4) or sub-section (5) of section 80-IB; or
(vi) the amount of profits derived by an industrial undertaking from the 
business of developing, maintaining and operating any infrastructure facility 8 
as defined in the Explanation to sub-section (4) of section 80-IA and subject to 
fulfilling the conditions laid down in that sub-section; or
(vii) the amount 
of profits of sick industrial company for the assessment year commencing from 
the assessment year relevant to the previous year in which the said company has 
become a sick industrial company under sub-section (1) of section 17 of the Sick 
Industrial Companies (Special Provisions) Act, 1985 (1 of 1986) and ending with 
the assessment year during which the entire net worth of such company becomes 
equal to or exceeds the accumulated losses.
Explanation.-For the purposes of 
this clause, "net worth" shall have the meaning assigned to it in clause (ga) of 
sub-section (1) of section 3 of the Sick Industrial Companies (Special 
Provisions) Act, 1985 (1 of 1986); 9 or
10 (viii) the amount of profits 
eligible for deduction under section 80HHC, computed under clause (a), (b) or 
(c) of sub-section (3) or sub-section (3A), as the case may be, of that section, 
and subject to the conditions specified in sub-sections (4) and (4A) of that 
section;
(ix) the amount of profits eligible for deduction under section 
80HHE, computed under sub-section (3) of that section.
(3) Nothing contained 
in sub-section (1) shall affect the determination of the amounts in relation to 
the relevant previous year to be carried forward to the subsequent year or years 
under the provisions of sub-section (2) of section 32 or sub-section (3) of 
section 32A or clause (ii) of sub-section (1) of section 72 or section 73 or 
section 74 or sub-section (3) of section 74A.
(4) Save as otherwise provided 
in this section, all other provisions of this Act shall apply to every assessee, 
being a company, mentioned in this section.
--------------------
1. Ins. by 
Act 33 of 1996, s. 39 (w.e.f. 1-4-1997).
2. Ins. by Act 10 of 2000, s. 50 (w.e.f. 1-4-2001).
3. Subs. by Act 33 of 2009, s. 44, for "if any amount referred to in clauses (a) 
to (f) is debited to the profit and loss account, and as reduced by, -" (w.e.f. 
1-4-1998).
4. Ins. by Act 10 of 2000, s. 50 (w.e.f. 1-4-2001). 5. Subs. by Act 20 of 2002, 
s. 51, for "clause (iii) and the Explanation thereto" (w.e.f. 1-4-1997).
6. Subs. by Act 27 of 1999, s. 90, for "sub-clause (b) or sub-clause (c) of 
clause (iv) of sub-section (2) of section 80-IA" (w.e.f. 1-4-2000).
7. Subs. by s. 90, ibid., for "profits and gains under sub-section (5) of 
section 80-IA" (w.e.f. 1-4-2000).
8. Subs. by s. 90, ibid., for "under sub-section (12) of section 80-IA, and 
subject to fulfilling the conditions laid down in sub-section (4A) of section 
80-IA" (w.e.f. 1-4-2000).
9. Ins. by Act 26 of 1997, s. 37 (w.e.f. 1-4-1997).
10. Ins. by s. 37, ibid. (w.e.f. 1-4-1998).

Frequently asked questions

Is Section 115JA applicable to companies in 2026?

No. Section 115JA applied to assessment years 1997-98 to 2000-01. Current obligations depend on the tax year and the legislation then applicable.

Was the MAT tax rate 30% under Section 115JA?

No. Thirty percent was the portion of book profit treated as deemed total income when the ordinary total income was lower; it was not itself the corporate income-tax rate.

Does the provision affect carried-forward losses?

Subsection (3) expressly addressed the continued determination of certain carried-forward allowances and losses under the ordinary provisions.