Section 39 — Computation of actual cost: its source in the Income-tax Act, 1961

Section 39 (Computation of actual cost) of the Income-tax Act, 2025 corresponds to Section 43 (Definitions of certain terms relevant to income from profits and gains of business or profession) of the Income-tax Act, 1961 as per the official CBDT correspondence.

source provisions · income-tax act, 1961

Section 43 — Definitions of certain terms relevant to income from profits and gains of business or profession

read both texts · §43 (1961) vs §39 (2025)

loading…

Source: the CBDT’s official 1961↔2025 correspondence table (incometaxindia.gov.in), captured 2026-07-21. This is a research aid — verify against the official CBDT utility ↗ before professional reliance.

frequently asked

Is Section 39 of the Income-tax Act, 2025 a new provision?

No — it derives from Section 43 of the Income-tax Act, 1961.

What does Section 39 of the Income-tax Act, 2025 deal with?

Section 39 — "Computation of actual cost", under CHAPTER IV - COMPUTATION OF TOTAL INCOME of the Income-tax Act, 2025.

— built by nexus

Nexus answers full tax questions the same way — a citation-grounded advisory artifact with verdict, authority chain, computation and drafting, every citation traceable to an official source.

start researching →

same chapter · chapter iv - computation of total income · income-tax act, 2025

Section 35 — Amounts not deductible in certain circumstances
Section 36 — Expenses or payments not deductible in certain circumstances
Section 37 — Certain deductions allowed on actual payment basis only
Section 38 — Certain sums deemed as profits and gains of business or profession
Section 40 — Special provision for computation of cost of acquisition of certain assets
Section 41 — Written down value of depreciable asset
Section 42 — Capitalising the impact of foreign exchange fluctuation
Section 43 — Taxation of foreign exchange fluctuation

frequently looked up · income-tax act, 2025

§2 · §4 · §13 · §14 · §16 · §20 · §26 · §46 · §59 · §63 · §67 · §86 · §92 · §111 · §118 · §122 · §123 · §150 · §170 · §179 · §185 · §202 · §203 · §206 · §211 · §228 · §253 · §263 · §268 · §270 · §279 · §287 · §289 · §294 · §303 · §313 · §316 · §319 · §334 · §349 · §351 · §353 · §393 · §397 · §398 · §401 · §405 · §410 · §412 · §413 · §423 · §427 · §464 · §475 · §489 · §499 · §500 · §536