Partner remuneration taxation under Section 40(b) confuses many partnership firm managers and chartered accountants for several important reasons:
Section 40(b) rules have been updated multiple times, and the Finance Act 2025 introduced revised limits that differ from previous years. Many firms still reference outdated limits or rules. Confusion arises when old and new rules are mixed, leading to incorrect deduction claims.
Unlike simple percentage deductions, Section 40(b) works on a tiered structure. For book profit exceeding ₹6,00,000, you must calculate 90% on the first slab and 60% on the remaining portion separately. This dual-rate calculation creates confusion when done manually, often resulting in errors that attract tax notices.
Many firms confuse "book profit" (as per Schedule VI of Companies Act) with net profit or taxable profit. Book profit has specific adjustment rules, and miscalculation here cascades into incorrect remuneration limits. Understanding what qualifies as book profit is critical.
Partnership deeds often authorize both remuneration (salary, bonus, commission) and profit sharing for partners. Incorrectly clubbing these two different categories leads to disallowance of legitimate deductions. The Section 40(b) partner remuneration revised limit calculator helps clarify this distinction.
Excess remuneration beyond the Section 40(b) limit cannot be deducted by the firm. This disallowance increases taxable income, raises tax liability, and can trigger additional scrutiny. Many firms don't realize this until an audit, making proactive calculation essential.
The Section 40(b) partner remuneration revised limit calculator follows official Income Tax Act, 1961 rules with the Finance Act 2025 amendments for FY 2025–26.
Book profit is the starting point. It's calculated from the profit and loss statement after adjustments as per Schedule VI of the Companies Act and Income Tax Rules. Common adjustments include adding back depreciation, entertainment expenses, donations (if applicable), and other non-deductible items. This calculator requires you to input the final book profit figure.
The Finance Act 2025 introduced a tiered structure based on book profit amount:
For Book Profit ≤ ₹6,00,000:
Maximum deductible remuneration = Greater of ₹3,00,000 OR 90% of book profit. This means even if your firm's book profit is ₹2,00,000 (90% = ₹1,80,000), you can still deduct ₹3,00,000. Conversely, if book profit is ₹4,00,000 (90% = ₹3,60,000), you can deduct ₹3,60,000.
For Book Profit > ₹6,00,000:
The calculation splits into two slabs:
• First ₹6,00,000 @ 90% = ₹5,40,000 (fixed regardless of book profit)
• Remaining amount (book profit minus ₹6,00,000) @ 60%
Example: If book profit is ₹10,00,000, the calculation is:
First ₹6,00,000 @ 90% = ₹5,40,000
Remaining ₹4,00,000 @ 60% = ₹2,40,000
Total allowed = ₹7,80,000
If partners received remuneration during the year, the calculator compares it with the allowed limit. If actual remuneration ≤ allowed limit, it's fully deductible. If actual > allowed, the excess is disallowed and added back to firm's income.
The calculator displays the tier-wise breakdown showing exactly how much is allocated to each slab and the total allowed limit. This transparency helps in audit defense.
Book profit forms the foundation for calculating your Section 40(b) remuneration limit. Accuracy here is critical because even small errors in book profit calculation cascade into incorrect deduction limits.
Book profit is your firm's net profit from the profit and loss statement, adjusted per Schedule VI of the Companies Act and Income Tax Rules. Common adjustments include adding back depreciation, entertainment expenses (50% disallowance under Section 40(a)(2)), and other non-deductible items. Work with your auditor or CA to ensure the correct book profit figure before applying Section 40(b) limits.
For Book Profit ≤ ₹6,00,000:
Maximum deductible = Higher of ₹3,00,000 OR 90% of book profit. This ensures firms with lower profitability can still deduct a reasonable amount as partner remuneration.
For Book Profit > ₹6,00,000:
First ₹6,00,000 @ 90% = ₹5,40,000
Remaining amount @ 60%
Total allowed = ₹5,40,000 + (60% of amount exceeding ₹6,00,000)
Section 40(b) applies only to remuneration (salary, commission, bonus, interest on capital), NOT to partner profit shares. Profit sharing is a distribution of the firm's profits and doesn't fall under Section 40(b) limits. Your partnership deed should clearly define which portion is remuneration and which is profit distribution.
Key Differences:
Remuneration (Section 40(b) applies): Salary, commission, bonus, and interest on capital. Limited by Section 40(b) revised limits. Deductible by firm if within limits.
Profit Share (Section 40(b) does NOT apply): Distribution of firm profits. NOT limited by Section 40(b). Automatically deductible as it's already part of profit distribution.
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Last Updated: 1 February 2025
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Chartered Accountant & Partnership Tax Specialist
Calculations verified against official guidelines and industry regulations.
This Section 40(b) Calculator India FY 2025-26 — Free is built on official guidelines and verifiable sources:
Primary source used for validating logic and accuracy standards.
Finance Act 2025 revised limits for partner salary, commission, and interest deductions
This tool is for informational and educational purposes only.This calculator applies Finance Act 2025 revised Section 40(b) limits for FY 2025–26. Book profit calculation and specific circumstances may vary. Consult your partnership firm's CA for compliance.
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