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Introduction
Section 37 of the Income-tax Act, 1961, allows deduction of business or professional expenses incurred wholly and exclusively for business purposes. However, Explanation 1 disallows deduction for expenditures incurred for any purpose that is an offense or prohibited by law. Section 37 of the Income-tax Act, 1961—Allows deduction for business or professional expenses incurred wholly and exclusively for business purposes. Conditions to Claim Deduction u/s 37 (General Rules). Expenditure must
Excludes:
Applicable to companies (including holding/subsidiary and foreign companies with Indian branches) having:
Net Worth ≥ INR 500 crore, or
Turnover ≥ INR 1000 crore, or
Net Profit ≥ INR 5 crore
during the immediately preceding financial year.
Mandate: Spend at least 2% of average net profits (as per Section 198) of the 3 immediately preceding financial years on CSR activities.
The CSR Expenditure is not deductible under Section 37(1) since it is mandated by law and is considered an application of income, not an expenditure incurred wholly and exclusively for business.
CSR contributions made to specific notified funds (like Swachh Bharat Kosh or Clean Ganga Fund) can be claimed under Section 80G, provided all prescribed conditions are fulfilled.
| Aspect | Section 37(1) | Section 80G |
|---|---|---|
| Classification under Income Tax | Falls under PGBP as per Section 14. | Part of Chapter VI-A deductions, applicable after computing Gross Total Income (GTI). |
| Nature of Deduction | Allows deduction for expenses “wholly and exclusively” incurred for business purposes. | Provides specific deductions for donations to specified funds, charitable institutions, etc., not necessarily linked to business activities. |
| Treatment of CSR Expenditure | Explanation 2 to Section 37(1) (inserted via Finance Act 2014) disallows CSR expenditure as it is not deemed incurred for business. | Allowed only if contribution is made to specific notified funds like: Section 80G(2)(iiihk) – Swachh Bharat Kosh Section 80G(2)(iiihl) – Clean Ganga Fund Subject to fulfilment of prescribed conditions. |
| Timing and Manner of Claim | Cannot be claimed even if mandatory under Companies Act, 2013. | Can be claimed while filing return, if donation is to eligible fund, and supported by valid receipt and registration of donee. |
The Finance (No. 2) Act, 2024 amended Explanation 3 to Section 37(1) to expand the scope of non-deductibility. Now, expenses incurred to settle proceedings for contraventions under certain notified laws are also non-deductible. The amendment is effective from 1st April 2025, and is applicable from Assessment Year 2025-26 onwards. CBDT issues FAQs on Notification No. 38/2025.
CBDT has clarified via Notification No. 38/2025 dated 23.04.2025 & issued FAQs:
Section 37 of the Income-tax Act, 1961 : Section 37 allows deduction of expenses incurred wholly and exclusively for business or professional purposes, provided they are not of a capital or personal nature or covered u/s 30 to 36.
Explanation 1 states it is linked to Explanation 3 by the Finance (No. 2) Act, 2024
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