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Published: July 3, 2026 Last updated: July 7, 2026 17 min read

Income Tax Act 2025 Section MappingFree Old-New Finder

The Income-tax Act 2025 replaced the old 1961 Act from 1 April 2026 and renumbered almost every section. This free Income Tax Act 2025 section mapping tool lets you type any old section, like 80C, 24 or 194C, and instantly see its new section number with a plain-language note. Search the whole list below, or read on for how the renumbering works.

This particular mapping is not yet fully confirmed. Please confirm the exact section on the official Act before you rely on it.

Start typing an old section number or a topic. The table below filters as you type. Rows marked verify are not yet fully confirmed.

Old section (1961) What it covers New section (2025) Area
2 Definitions 2 Basics and definitions
3 Previous year 3 Basics and definitions
4 Charge of income-tax 4 Basics and definitions
5 Scope of total income 5 Basics and definitions
5A Apportionment of income between spouses (Portuguese Civil Code) 10 Basics and definitions
6 Residence in India 6 Basics and definitions
7 Income deemed to be received 7 Basics and definitions
8 Dividend income 7 Basics and definitions
9 Income deemed to accrue or arise in India 9 Basics and definitions
9B Income on receipt of capital asset or stock in trade by partner from firm 8 verify Basics and definitions
10 Incomes not included in total income (exemptions) 11 Basics and definitions
14 Heads of income 13 Basics and definitions
14A Expenditure incurred in relation to exempt income 14 Basics and definitions
10(1) Agricultural income is tax free Schedule II Exemptions (old Section 10)
10(2A) A partner’s share of the firm’s profit is tax free Schedule III Exemptions (old Section 10)
10(10) Gratuity received on retirement is exempt up to a limit 19 Exemptions (old Section 10)
10(10AA) Leave encashment on retirement is exempt up to a limit 19 Exemptions (old Section 10)
10(10C) Voluntary retirement (VRS) payout is exempt up to 5 lakh 19 Exemptions (old Section 10)
10(10D) Life insurance maturity or death proceeds are tax free Schedule II Exemptions (old Section 10)
10(11) Statutory Provident Fund and PPF payouts are tax free Schedule II Exemptions (old Section 10)
10(12) Recognised Provident Fund accumulated balance is tax free Schedule II Exemptions (old Section 10)
10(13A) House Rent Allowance (HRA) is exempt up to a limit Schedule III Exemptions (old Section 10)
10(14) Special allowances for duty or personal expenses are exempt Schedule III Exemptions (old Section 10)
10(23C) Income of certain educational and medical institutions is exempt Schedule II verify Exemptions (old Section 10)
10(38) Old full exemption for long term capital gain on listed shares 198 Exemptions (old Section 10)
10AA Tax holiday deduction for units in a Special Economic Zone (SEZ) 144 Exemptions (old Section 10)
15 Salary that gets taxed 15 Salary and house property
16 Standard deduction and professional tax 19 Salary and house property
17 Meaning of salary, perquisites and profits in lieu of salary 16, 17 and 18 Salary and house property
22 Income from house property 20 Salary and house property
23 Annual value of a property 21 Salary and house property
24 Deductions from house property income including home loan interest 22 Salary and house property
25 Arrears of rent and unrealised rent 23 Salary and house property
26 Property owned by co-owners 24 Salary and house property
27 Meaning of owner of house property 25 Salary and house property
28 Income chargeable as business or profession 26 Business and profession
29 How business income is computed 27 Business and profession
30 Rent, rates, taxes, repairs and insurance for buildings 28 Business and profession
31 Repairs and insurance of machinery, plant and furniture 28 Business and profession
32 Depreciation on business assets 33 Business and profession
35 Deduction for expenditure on scientific research 45 Business and profession
36 Other specific deductions (insurance, interest, bad debts etc.) 32 Business and profession
37 General deduction for business expenses 34 Business and profession
40 Expenses not deductible (including TDS non-deduction) 35 Business and profession
40A(3) Disallowance of cash expenditure over the limit 36 Business and profession
43B Certain deductions allowed only on actual payment 37 Business and profession
44AA Maintenance of books of account 62 Business and profession
44AB Compulsory tax audit 63 Business and profession
44AD Presumptive taxation for small businesses 58 Business and profession
44ADA Presumptive taxation for professionals 58 Business and profession
44AE Presumptive taxation for goods carriage (transport) 58 Business and profession
45 Capital gains are taxable when you sell an asset 67 Capital gains
46 Assets distributed when a company is wound up 68 Capital gains
46A Buy-back of shares by a company 69 Capital gains
47 Transfers that are not treated as a sale 70 Capital gains
48 How to calculate the capital gain 72 Capital gains
49 Cost of an asset you received without buying it 73 Capital gains
50 Capital gain on business assets you claimed depreciation on 74 Capital gains
50B Selling a whole business unit as one lot (slump sale) 77 Capital gains
50C Using the stamp-duty value for property sales 78 Capital gains
50CA Using fair value for unlisted shares 79 Capital gains
50D Fair value when the sale price cannot be worked out 80 Capital gains
51 Advance money forfeited on a failed sale 81 Capital gains
54 Tax saving on selling a house and buying another 82 Capital gains
54B Tax saving on selling agricultural land 83 Capital gains
54D Tax saving when land is compulsorily acquired 84 Capital gains
54EC Tax saving by investing in specified bonds 85 Capital gains
54EE Tax saving by investing in a notified startup fund not carried forward verify Capital gains
54F Tax saving on selling any asset and buying a house 86 Capital gains
54G Tax saving on shifting a factory out of a city 87 Capital gains
54GA Tax saving on shifting a factory to a SEZ 88 Capital gains
54GB Tax saving on selling a house to fund a startup 89 verify Capital gains
55 Meaning of cost of acquisition and cost of improvement 90 Capital gains
55A Referring a valuation to a Valuation Officer 91 Capital gains
111A Short-term capital gains tax on listed shares 196 Capital gains
112A Long-term capital gains tax on listed shares 198 Capital gains
56 Income from other sources 92 Other sources, rebate and tax rates
57 Deductions allowed against other-sources income 93 Other sources, rebate and tax rates
58 Amounts not deductible from other-sources income 94 Other sources, rebate and tax rates
59 Profits chargeable to tax (recovery of earlier deductions) 95 Other sources, rebate and tax rates
87A Rebate for small taxpayers 156 Other sources, rebate and tax rates
89 Relief for salary arrears or advance 157 Other sources, rebate and tax rates
115BAA Concessional 22% tax for domestic companies 200 Other sources, rebate and tax rates
115BAB Concessional 15% tax for new manufacturing companies 201 Other sources, rebate and tax rates
115BAC New tax regime (concessional slabs) 202 Other sources, rebate and tax rates
115H Continued concessional tax for NRIs who become residents 217 Other sources, rebate and tax rates
115JB Minimum Alternate Tax (MAT) 206 Other sources, rebate and tax rates
115JC Alternate Minimum Tax (AMT) for non-company taxpayers 206 Other sources, rebate and tax rates
80C Investments and savings (LIC, PPF, ELSS, tuition, home loan principal) 123 Deductions (Chapter VI-A, 80C etc.)
80CCC Contribution to pension funds 123 Deductions (Chapter VI-A, 80C etc.)
80CCD(1) Your own NPS contribution (within the overall limit) 124 Deductions (Chapter VI-A, 80C etc.)
80CCD(1B) Extra 50,000 NPS deduction 124 Deductions (Chapter VI-A, 80C etc.)
80CCD(2) Employer’s NPS contribution for you 124 Deductions (Chapter VI-A, 80C etc.)
80CCE Overall 1.5 lakh cap on 80C, 80CCC and 80CCD(1) 123 Deductions (Chapter VI-A, 80C etc.)
80D Health insurance premium and preventive check-ups 126 Deductions (Chapter VI-A, 80C etc.)
80DD Support for a disabled dependent 127 Deductions (Chapter VI-A, 80C etc.)
80DDB Treatment of specified serious illnesses 128 Deductions (Chapter VI-A, 80C etc.)
80E Interest on an education loan 129 Deductions (Chapter VI-A, 80C etc.)
80EE Extra interest on a first home loan 130 Deductions (Chapter VI-A, 80C etc.)
80EEA Extra interest on affordable-housing home loan 131 Deductions (Chapter VI-A, 80C etc.)
80EEB Interest on an electric vehicle loan 132 Deductions (Chapter VI-A, 80C etc.)
80G Donations to charities and relief funds 133 Deductions (Chapter VI-A, 80C etc.)
80GG Rent paid when you get no HRA 134 Deductions (Chapter VI-A, 80C etc.)
80GGA Donations for scientific research or rural development 135 Deductions (Chapter VI-A, 80C etc.)
80GGB Donations to political parties by companies 136 Deductions (Chapter VI-A, 80C etc.)
80GGC Donations to political parties by individuals 137 Deductions (Chapter VI-A, 80C etc.)
80IA Profits of infrastructure undertakings 138 verify Deductions (Chapter VI-A, 80C etc.)
80IAC Tax holiday for eligible start-ups 140 verify Deductions (Chapter VI-A, 80C etc.)
80IB Profits of certain industrial undertakings 141 verify Deductions (Chapter VI-A, 80C etc.)
80IBA Profits from affordable-housing projects 142 verify Deductions (Chapter VI-A, 80C etc.)
80JJAA Deduction for hiring new employees 146 Deductions (Chapter VI-A, 80C etc.)
80LA Deduction for offshore banking and IFSC units 147 verify Deductions (Chapter VI-A, 80C etc.)
80M Deduction for inter-company dividends 148 verify Deductions (Chapter VI-A, 80C etc.)
80P Deduction for co-operative societies 149 verify Deductions (Chapter VI-A, 80C etc.)
80QQB Royalty income of authors 151 verify Deductions (Chapter VI-A, 80C etc.)
80RRB Royalty income on patents 152 verify Deductions (Chapter VI-A, 80C etc.)
80TTA Interest on savings account (under 60) 153 Deductions (Chapter VI-A, 80C etc.)
80TTB Interest income for senior citizens 153 Deductions (Chapter VI-A, 80C etc.)
80U Deduction for a person with a disability 154 Deductions (Chapter VI-A, 80C etc.)
11 Income of charitable or religious trust used for its purpose is exempt 335 Trusts, PAN, TAN and cash rules
11(2) Accumulation of trust income for future application 342 Trusts, PAN, TAN and cash rules
12 Voluntary contributions (donations) received by a trust treated as income 335 Trusts, PAN, TAN and cash rules
12A Conditions for a trust to claim tax exemption (registration requirement) 332 Trusts, PAN, TAN and cash rules
12AB Procedure for fresh and renewed registration of a trust 332 Trusts, PAN, TAN and cash rules
13 Situations where a trust loses its tax exemption 337 Trusts, PAN, TAN and cash rules
139A Permanent Account Number (PAN) 262 Trusts, PAN, TAN and cash rules
139AA Quoting Aadhaar and linking Aadhaar with PAN 262 Trusts, PAN, TAN and cash rules
203A Tax Deduction and Collection Account Number (TAN) 397 Trusts, PAN, TAN and cash rules
269SS No cash acceptance of loans or deposits of Rs 20,000 or more 185 Trusts, PAN, TAN and cash rules
269ST No cash receipt of Rs 2 lakh or more from a person 186 Trusts, PAN, TAN and cash rules
269T No cash repayment of loans or deposits of Rs 20,000 or more 188 Trusts, PAN, TAN and cash rules
139 Return of income 263 Returns and assessment
139(1) Compulsory filing of return 263 Returns and assessment
139(4) Belated return (filing late) 263 Returns and assessment
139(5) Revised return (correcting a filed return) 263 Returns and assessment
139(8A) Updated return (ITR-U) 263 Returns and assessment
140A Self-assessment tax 266 Returns and assessment
142 Inquiry before assessment 268 Returns and assessment
143(1) Intimation after basic processing of return 270 Returns and assessment
143(3) Scrutiny assessment 270 Returns and assessment
144 Best judgment assessment 271 Returns and assessment
147 Income escaping assessment (reassessment) 279 Returns and assessment
148 Notice to start reassessment 280 Returns and assessment
148A Enquiry and show-cause before a reassessment notice 281 Returns and assessment
149 Time limit for issuing a reassessment notice 282 Returns and assessment
154 Rectification of a mistake apparent from the record 287 Returns and assessment
156 Notice of demand 289 Returns and assessment
245 Set off of refunds against tax remaining payable 438 Returns and assessment
192 TDS on salary 392 TDS, TCS and advance tax
197 Certificate for lower or nil TDS 395 TDS, TCS and advance tax
201 Failure to deduct or pay TDS (assessee in default) 398 TDS, TCS and advance tax
203 TDS certificate to the deductee (Form 16 / Form 16A) 395 TDS, TCS and advance tax
207 Liability to pay advance tax 403 TDS, TCS and advance tax
208 When advance tax is payable (Rs 10,000 threshold) 404 TDS, TCS and advance tax
209 Computation of advance tax 405 TDS, TCS and advance tax
210 Payment of advance tax and order by the Assessing Officer 406 / 407 TDS, TCS and advance tax
211 Instalments of advance tax and due dates 408 TDS, TCS and advance tax
234A Interest for late filing of the return 423 TDS, TCS and advance tax
234B Interest for non-payment or short payment of advance tax 424 TDS, TCS and advance tax
234C Interest for deferment (short payment) of advance tax instalments 425 TDS, TCS and advance tax
234E Late fee for filing TDS or TCS statements late 427 TDS, TCS and advance tax
234F Late fee for filing the income tax return late 428 TDS, TCS and advance tax
TDS / TCS certificates (general) Certificates for tax deducted or collected 395 TDS, TCS and advance tax
131 Power to summon people and call for evidence (like a civil court) 246 Appeals, penalties and search
132 Search and seizure (income tax raid) 247 Appeals, penalties and search
133A Survey (on-the-spot visit to business premises) 253 Appeals, penalties and search
246A List of orders you can appeal to the Commissioner (Appeals) 357 Appeals, penalties and search
250 How the Commissioner (Appeals) hears and decides an appeal 359 Appeals, penalties and search
253 Appeals to the Income Tax Appellate Tribunal (ITAT) 362 Appeals, penalties and search
260A Appeal to the High Court on a substantial question of law 365 Appeals, penalties and search
270A Penalty for under-reporting or misreporting income 439 Appeals, penalties and search
271 Penalty for concealing income (older cases) 439 Appeals, penalties and search
271B Penalty for not getting accounts audited (tax audit) 446 Appeals, penalties and search
271H Penalty for late or incorrect TDS/TCS statements 461 verify Appeals, penalties and search
272A Penalty for not answering questions or complying with notices Chapter XXI (sections 439-472) verify Appeals, penalties and search
273A(4) / 273AA Power to reduce or waive a penalty 469 Appeals, penalties and search
273B No penalty if there was a reasonable cause 470 Appeals, penalties and search
276CC Prosecution for wilful failure to file a return 479 Appeals, penalties and search
44B Presumptive tax on non-resident shipping business 61 International and other
90 Double Taxation Avoidance Agreement (DTAA) relief 159 International and other
91 Relief where no tax treaty exists (unilateral foreign tax credit) 160 International and other
92 Transfer pricing – income from international deals at arm’s length price 161 International and other
92A Meaning of associated enterprise 162 International and other
92B Meaning of international transaction 163 International and other
92BA Meaning of specified domestic transaction 164 International and other
92C Methods for working out the arm’s length price 165 International and other
92CA Reference of pricing to the Transfer Pricing Officer 166 verify International and other
92D Keeping transfer pricing documents 171 International and other
92E Accountant’s report on international transactions 172 International and other
92F Definitions for transfer pricing (arm’s length price etc.) 173 International and other
115A Special tax rates for non-residents on dividends, interest, royalty and technical fees 207 International and other
194 Dividends 393(1), Table Sl. No. 1 (Dividends) TDS and TCS
194A Interest other than interest on securities 393(1), Table Sl. No. 2 (Interest other than interest on securities) TDS and TCS
194B Lottery, crossword puzzles, games 393(1), Table Sl. No. 3 (Lottery, crossword puzzles, games) TDS and TCS
194BB Winnings from horse races 393(1), Table Sl. No. 4 (Winnings from horse races) TDS and TCS
194C Payment to contractors 393(1), Table Sl. No. 5 (Payment to contractors) TDS and TCS
194D Insurance commission 393(1), Table Sl. No. 6 (Insurance commission) TDS and TCS
194DA Payment on life insurance policy 393(1), Table Sl. No. 7 (Payment on life insurance policy) TDS and TCS
194E Non-resident sports person or sports association 393(1), Table Sl. No. 8 (Non-resident sports person or sports association) TDS and TCS
194EE NSS deposits 393(1), Table Sl. No. 9 (NSS deposits) TDS and TCS
194F Mutual fund or UTI repurchase 393(1), Table Sl. No. 10 (Mutual fund or UTI repurchase) TDS and TCS
194G Commission on sale of lottery tickets 393(1), Table Sl. No. 11 (Commission on sale of lottery tickets) TDS and TCS
194H Commission or brokerage 393(1), Table Sl. No. 12 (Commission or brokerage) TDS and TCS
194-I Rent 393(1), Table Sl. No. 13 (Rent) TDS and TCS
194-IA Transfer of immovable property 393(1), Table Sl. No. 14 (Transfer of immovable property) TDS and TCS
194-IB Rent by individual/HUF 393(1), Table Sl. No. 15 (Rent by individual/HUF) TDS and TCS
194-IC Payment under specified agreement 393(1), Table Sl. No. 16 (Payment under specified agreement) TDS and TCS
194J Professional or technical services 393(1), Table Sl. No. 17 (Professional or technical services) TDS and TCS
194K Income from mutual fund units 393(1), Table Sl. No. 18 (Income from mutual fund units) TDS and TCS
194LA Compensation on acquisition of immovable property 393(1), Table Sl. No. 19 (Compensation on acquisition of immovable property) TDS and TCS
194LBA Income from business trust 393(1), Table Sl. No. 20 (Income from business trust) TDS and TCS
194LBB Income from investment fund 393(1), Table Sl. No. 21 (Income from investment fund) TDS and TCS
194LBC Income from securitization trust 393(1), Table Sl. No. 22 (Income from securitization trust) TDS and TCS
194M Contract, commission, brokerage, professional fees 393(1), Table Sl. No. 23 (Contract, commission, brokerage, professional fees) TDS and TCS
194-O E-commerce operator 393(1), Table Sl. No. 24 (E-commerce operator) TDS and TCS
194Q Purchase of goods 393(1), Table Sl. No. 25 (Purchase of goods) TDS and TCS
194R Benefit or perquisite of business/profession 393(1), Table Sl. No. 26 (Benefit or perquisite of business/profession) TDS and TCS
194S Virtual digital asset (Crypto) 393(1), Table Sl. No. 27 (Virtual digital asset (Crypto)) TDS and TCS
194T Salary/remuneration to partners 393(1), Table Sl. No. 28 (Salary/remuneration to partners) TDS and TCS
195 Payment to non-resident 393(1), Table Sl. No. 29 (Payment to non-resident) TDS and TCS
206C Tax Collection at Source (TCS) Section 394 TDS and TCS

Why the Income Tax Act 2025 section mapping matters

For sixty years everyone quoted the same famous numbers: 80C for savings, 24 for home loan interest, 194C for contractor TDS. The 1961 Act had swollen past 800 sections with awkward insertions like 194A, 80CCD and 115BAC. The 2025 Act rewrites the same law into about 536 cleaner sections plus Schedules. The rules mostly stayed the same, but the numbers moved, so the old habit of quoting a section by memory no longer works.

The short version: the tax did not change much, the section numbers did. Salary deductions moved from 16 to 19, 80C became 123, home loan interest moved from 24 to 22, and all the TDS sections merged into one Section 393. Use the finder above to convert any old number.

The four sections every deductor should learn first

If you deal with TDS or TCS, these four new sections replace a whole maze of old ones:

Section 392
TDS on salary (old Section 192).
Section 393
TDS on every non-salary payment (old 194 series). See our Section 393 tool.
Section 394
TCS (old Section 206C). See our Section 394 tool.
Section 395
TDS and TCS certificates, now Form 130 and 131.

Popular old sections and their new numbers

Here are the ones people search for most, all confirmed against published concordances:

  • 80C (savings and investments) becomes Section 123.
  • 80D (health insurance) becomes Section 126.
  • 24 (home loan interest) becomes Section 22.
  • 45 (capital gains) becomes Section 67, with 112 and 112A becoming 197 and 198.
  • 87A (rebate for small taxpayers) becomes Section 156.
  • 139 (filing your return) becomes Section 263.
  • 234F (late filing fee) becomes Section 428.

Please note: this is a plain-language guide to a very large renumbering. The common heads, deductions, capital gains and the TDS and TCS sections are cross-checked against published concordances and the income tax portal. A few niche sections are marked verify because the exact new number is still being confirmed. For any critical filing, always confirm the section on the official Act linked below.

What is a Tax Year?

The old law used two names for time, the financial year (when you earned) and the assessment year (when you were taxed). The 2025 Act uses one word, the Tax Year. Tax Year 2026-27 runs from 1 April 2026 to 31 March 2027 and is the first year under the new Act.

Frequently asked questions

Is there an official Income Tax Act 2025 section mapping?

Yes. When the Income-tax Act 2025 replaced the 1961 Act from 1 April 2026, the government and professional bodies published a section-to-section correspondence. This page turns that mapping into a simple search: type an old section number and see the new one. For anything important, confirm the exact section on the official Act, linked below.

Why did the section numbers change?

The 1961 Act had grown to over 800 sections with many insertions like 194A, 115BAC and 80CCD. The 2025 Act rewrites the same law in a cleaner structure of about 536 sections and a set of Schedules, so the rules are easier to read. Most rules are the same; the numbers and some form names changed.

Did my tax actually change, or only the section number?

For most people only the section number and some form names changed. Rates, slabs, limits and the way income is taxed are largely the same for Tax Year 2026-27. The big visible changes are the single Tax Year concept and the renamed TDS sections and certificates.

What is the new number for the popular sections?

Some common ones: 80C deductions are now Section 123, 80D health insurance is Section 126, home loan interest (old 24) is Section 22, the 87A rebate is Section 156, salary TDS (192) is Section 392 and non-salary TDS (194 series) is Section 393. Use the finder above for any other section.

How accurate is this finder?

The common heads, deductions, capital gains, TDS and TCS mappings are cross-checked against published concordances and, for TDS and TCS, against the income tax portal itself. A small number of niche sections are marked verify because the exact new number is still being confirmed. Always check the official Act for a critical filing.

Official source: Confirm any section on the new Act pages at incometax.gov.in.

Related tools: Section 393 TDS tool · Section 394 TCS tool · 194T calculator · Form 16 to Form 130

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