Section 2 Definition Terms – Income-tax Act 2025 vs 1961

Section 2 – Definitions Mapping (Income-tax Act, 2025 vs 1961)

This table provides a complete mapping of definitions under Section 2 of the Income-tax Act, 2025 with corresponding clauses under the Income-tax Act, 1961, helping readers quickly identify changes, continuity, and structural differences between the two Acts.

Short Answer: Section 2 defines key terms used across the Income-tax Act, 2025. This table compares these definitions with the Income-tax Act, 1961 along with their clause numbers.
S. No. 2025 Term 2025 Clause 1961 Term 1961 Clause
Accountant2(1)
Additional Commissioner2(2)Additional Commissioner2(1C)
Additional Director2(3)Additional Director2(1D)
Advance tax2(4)Advance tax2(1)
Agricultural income2(5)Agricultural income2(1A)
Amalgamation2(6)Amalgamation2(1B)
Annual value2(7)Annual value2(2)
Appellate Tribunal2(8)Appellate Tribunal2(4)
Approved gratuity fund2(9)Approved gratuity fund2(5)
Approved superannuation fund2(10)Approved superannuation fund2(6)
Assessee2(11)Assessee2(7)
Assessing Officer2(12)Assessing Officer2(7A)
Assessment2(13)Assessment2(8)
Assistant Commissioner2(14)Assistant Commissioner2(9A)
Assistant Director2(15)Assistant Director2(9B)
Average rate of income-tax2(16)Average rate of income-tax2(10)
Block of assets2(17)Block of assets2(11)
Board2(18)Board2(12)
Books or books of account2(19)Books or books of account2(12A)
Business2(20)Business2(13)
Business trust2(21)Business trust2(13A)
Capital asset2(22)Capital asset2(14)
Foreign Institutional Investor2(22)(c)(iv)(A)Foreign Institutional Investor2(14)(a)
Personal effects2(22)(c)(iv)(B)
Population2(22)(c)(iv)(C)
Property2(22)(c)(iv)(D)
Securities2(22)(c)(iv)(E)Securities2(14)(b)
Charitable purpose2(23)Charitable purpose2(15)
Chief Commissioner2(24)Chief Commissioner2(15A)
Child2(25)Child2(15B)
Commissioner2(26)Commissioner2(16)
Commissioner (Appeals)2(27)Commissioner (Appeals)2(16A)
Company2(28)Company2(17)
Company in which the public are substantially interested2(29)Company in which the public are substantially interested2(18)
Convertible foreign exchange2(30)
Co-operative bank2(31)
Co-operative society2(32)Co-operative society2(19)
Currency2(33)Currency2(47A)(b)
Demerged company2(34)Demerged company2(19AAA)
Demerger2(35)Demerger2(19AA)
Undertaking2(35)(i)Undertaking2(19AA) Expln 1
Liabilities relatable to the undertaking2(35)(ii)
Deputy Commissioner2(36)Deputy Commissioner2(19A)
Deputy Director2(37)Deputy Director2(19C)
Director and manager2(38)Director, manager and managing agent2(20)
Director General or Director2(39)Director General or Director2(21)
Dividend2(40)Dividend2(22)
Accumulated profits2(40)(A)Accumulated profits2(22) Expln 1
Concern2(40)(C)Concern2(22) Expln 3(a)
Finance Company and Finance Unit2(40)(E)(I)Finance Company and Finance Unit2(22) Expln 3(c)
Group entity2(40)(E)(II)Group entity2(22) Expln 3(d)
Parent entity or principal entity2(40)(E)(III)Parent entity or principal entity2(22) Expln 3(d)
Document2(41)Document2(22AA)
Domestic company2(42)Domestic company2(22A)
Electoral trust2(43)Electoral trust2(22AAA)
Fair market value2(44)Fair market value2(22B)
Firm2(45)Firm2(23)(i)
Foreign company2(46)Foreign company2(23A)
Foreign currency2(47)Foreign currency2(47A)(b)
Hearing2(48)Hearing2(23C)
Income2(49)Income2(24)
Card game and other game of any sort2(49)(A)Card game and other game of any sort2(24)(ix)(ii)
Keyman insurance policy2(49)(B)Keyman insurance policy2(24)(xi)
Lottery2(49)(C)Lottery2(24)(ix)(i)
Income Computation and Disclosure Standards2(50)
Income-tax Officer2(51)Income-tax Officer2(25)
India2(52)India2(25A)
Indian company2(53)Indian company2(26)
Indian currency2(54)Indian currency2(47A)(b)
Infrastructure capital company2(55)Infrastructure capital company2(26A)
Infrastructure capital fund2(56)Infrastructure capital fund2(26B)
Inspector of Income-tax2(57)Inspector of Income-tax2(28)
Insurer2(58)Insurer2(28BB)
Interest2(59)Interest2(28A)
Interest on securities2(60)Interest on securities2(28B)
International Financial Services Centre2(61)
Joint Commissioner2(62)Joint Commissioner2(28C)
Joint Commissioner (Appeals)2(63)Joint Commissioner (Appeals)2(28CA)
Joint Director2(64)Joint Director2(28D)
Legal representative2(65)Legal representative2(29)
Liable to tax2(66)Liable to tax2(29A)
Long-term capital asset2(67)Long-term capital asset2(29AA)
Long-term capital gain2(68)Long-term capital gain2(29B)
Manufacture2(69)Manufacture2(29BA)
Maximum marginal rate2(70)Maximum marginal rate2(29C)
Non-banking financial company2(71)
Non-resident2(72)Non-resident2(30)
Notification2(73)
Partner2(74)Partner2(23)(ii)
Partnership2(75)Partnership2(23)(iii)
Permanent Account Number (PAN)2(76)
Person2(77)Person2(31)
Person of Indian origin2(78)
Person who has a substantial interest in the company2(79)Person who has a substantial interest in the company2(32)
Prescribed2(80)Prescribed2(33)
Principal Chief Commissioner2(81)Principal Chief Commissioner of Income-tax2(34A)
Principal Commissioner2(82)Principal Commissioner of Income-tax2(34B)
Principal Director2(83)Principal Director of Income-tax2(34C)
Principal Director General2(84)Principal Director General of Income-tax2(34D)
Principal officer2(85)Principal officer2(35)
Profession2(86)Profession2(36)
Public sector bank2(87)
Public sector company2(88)Public sector company2(36A)
Public servant2(89)Public servant2(37)
Rate or rates in force or rates in force2(90)Rate or rates in force or rates in force2(37A)
Recognised provident fund2(91)Recognised provident fund2(38)
Recognised stock exchange2(92)
Regular assessment2(93)Regular assessment2(40)
Relative2(94)Relative2(41)
Reserve Bank of India2(95)
Resident2(96)Resident2(42)
Resulting company2(97)Resulting company2(41A)
Scheduled bank2(98)Scheduled bank2(48) Expln 1
Securities and Exchange Board of India2(99)
Senior citizen2(100)
Short-term capital asset2(101)(a)Short-term capital asset2(42A)
Capital asset2(101)(b)Capital asset2(14)
Equity oriented fund2(101)(c)(D)(A)
Security2(101)(c)(D)(B)
Specified security2(101)(c)(D)(C)
Sweat equity shares2(101)(c)(D)(D)
Short-term capital gain2(102)Short-term capital gain2(42B)
Slump sale2(103)(a)Slump sale2(42C)
Undertaking2(103)(b)(i)Undertaking2(19AA) Expln 1
Special Economic Zone2(104)
Stamp duty value2(105)
Tax2(106)Tax2(43)
Tax Recovery Officer2(107)Tax Recovery Officer2(44)
Total income2(108)Total income2(45)
Transfer2(109)Transfer2(47)
Immovable property2(109)(h)
Valuation Officer2(110)
Virtual digital asset2(111)Virtual digital asset2(47A)
Non-fungible token2(111)(i)Non-fungible token2(47A)(a)
Zero coupon bond2(112)Zero coupon bond2(48)
Infrastructure debt fund2(112)(c)Infrastructure debt fund2(48) Expln 2

Note

“—” indicates that no clearly identical matching term was found in the 1961 list provided. Detailed comparison of each definition will be covered in separate articles.

What Changed in Section 2?

The detailed changes in Section 2 will be updated progressively after individual definition comparisons are completed. At this stage, this page serves as a clause-wise mapping index of defined terms.

Published by Simplified Tax India

Clear, section-wise comparison of the Income-tax Act, 2025 with the Income-tax Act, 1961.

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