You're paying EMIs on a business loan. A portion of that money leaves your account every month — and most business owners treat it as a straight cost with no upside. The reality is different. The interest you pay on a business loan is a legitimate, deductible business expense under the Income Tax Act 1961. So is the processing fee. So is depreciation on assets you bought with those funds.

This article tells you exactly what qualifies as a tax deduction, which Section of the Income Tax Act covers it, what doesn't qualify (the principal repayment — a common misconception), and how to check whether your own situation meets the conditions.

Business Loan Tax Deductions: The Three Sections That Apply

The Income Tax Act 1961 does not give you a single, consolidated "business loan deduction." What it gives you is a framework of specific sections as below,

Any genuine cost of borrowing money for your business reduces your taxable income. But the loan principal — the amount you actually borrowed — does not.

Interest on Your Loan: What Qualifies Under Section 36(1)(iii)

Section 36(1)(iii) of the Income Tax Act 1961 lets you deduct the interest you pay on money you borrow for business or professional purposes. This is where the bulk of your business loan tax benefit sits.

Three conditions determine whether your interest qualifies:

• The loan must be used for business purposes. Capital diverted to personal use does not qualify for a deduction — even if it originated from a business loan.
• The interest must have actually been paid or payable. On a standard term loan, this means the interest component within each EMI you've paid is deductible in the financial year of payment.
• The loan must be from a recognised lender. Loans from a registered NBFC like Shriram Finance qualify. Informal borrowings may not.

Here is where it gets specific. Your EMI is not a single figure for tax purposes. Every EMI contains 2 components: a principal portion and an interest portion. Only the interest portion is deductible under Section 36(1)(iii). Your lender's repayment schedule — or your loan account statement — will show this split for each instalment.

If you borrowed ₹20 Lakh* and your monthly EMI is ₹45,000, perhaps ₹18,000 of that is interest and ₹27,000 is principal repayment. Only that ₹18,000 is a deductible business expense. (Figures used for illustration only.)

Processing Fees and Loan Charges: Deductible Under Section 37(1)

Section 37(1) is the residual deduction provision — it allows a deduction for any expenditure incurred wholly and exclusively for the purpose of business, provided it is not capital expenditure and is not covered by any other specific section.

For your business loan, this typically means:

• Processing fees charged at the time of disbursal
• Legal and documentation charges related to the loan
• Prepayment or foreclosure charges, if you close the loan early
• Valuation fees, if charged as a condition of the loan

These are one-off costs rather than recurring monthly ones, but they are still deductible. Confirm with your financial advisor whether to claim them in the year of disbursement or amortise them over the loan tenure — this is a judgement call that depends on your accounting method.

Assets Bought with Loan Funds: Depreciation Under Section 32

If you used your business loan to purchase a capital asset — equipment, machinery, a commercial vehicle, a computer — you get a depreciation deduction under Section 32 on that asset. The loan itself is not the deductible item here. The asset's depreciation is.

Section 32 lets you write off the cost of a business asset over its useful life, but only at rates set by the Income Tax Act. For example, general plant and machinery depreciates at 15% per year under the written-down value method. Computers and software depreciate at 40%.

This is a separate benefit from your interest deduction. You are not double-counting — the interest on the loan goes under Section 36(1)(iii), and the asset's depreciation goes under Section 32. Both are legitimate and both reduce your taxable income.

Want to see how your EMI breaks down into interest and principal? Use the Shriram Business Loan EMI Calculator →

What Is Not Deductible — and Why the Principal Repayment Misconception Matters

The most common misunderstanding about business loan tax relief is this: people assume that the entire EMI is a deductible expense. It isn't. The principal repayment — the part of each EMI that reduces your outstanding loan balance — is not a business expenditure. It's a return of borrowed capital.

Here's the full picture in one table:

One more point worth noting: business loan interest does not fall under Section 80C. Section 80C covers personal savings and investments — PPF contributions, ELSS, life insurance premiums, and so on. A business loan is outside that framework entirely. Don't conflate the two when filing.

Self-Assessment: Do Your Loan Expenses Actually Qualify?

Before you (or your financial advisor) claim a deduction on your business loan interest, run through this checklist. Every item matters.

The loan was used for business, not personal purposes

• The funds were deployed in your business — for working capital, equipment, expansion, or stock — and not for personal expenses.
• If any portion of the loan was used personally, you have separated that amount and are only claiming the interest on the business-use portion.

You have documentation to support your claim

• You have your loan account statement showing the interest and principal split for each EMI.
• You have the sanction letter from your lender showing the loan amount, purpose, and interest rate.
• You have retained invoices, receipts, or bank statements showing how the funds were deployed.
• If you used the loan to buy an asset, you have the purchase invoice and have recorded the asset in your books.

Your loan is from a recognised lender

• The loan is from a registered NBFC or bank — not an informal arrangement or a loan from a friend or relative without documentation.

You are accounting for interest correctly

• You are claiming the interest component of each EMI, not the total EMI amount.
• You are not claiming Section 80C benefits on this loan — business loan interest doesn't belong there.

If you ticked everything above, your interest expense is almost certainly deductible. If any item is incomplete, address it with your financial advisor before filing — incomplete documentation is the most common reason a deduction gets disallowed during scrutiny.

Check if you meet the eligibility criteria before applying: View Shriram Business Loan Eligibility and Documents →

A Note for MSME and Self-Employed Borrowers

If your business is registered as a Micro, Small, or Medium Enterprise under the MSMED Act 2006, the same deduction rules apply — there's no separate MSME-specific provision for loan interest. What does change for MSMEs is the presumptive taxation regime.

Under Section 44AD of the Income Tax Act 1961, eligible businesses with a turnover of up to ₹3 Crore* can compute their profits on a presumptive basis — typically 8% of turnover (or 6% for digital receipts). If you're under this regime, you declare a flat profit percentage and don't separately itemise deductions like loan interest. The trade-off is simplicity versus accuracy — if your actual interest costs are significant, opting out of the presumptive regime and maintaining proper books may give you a better tax position. This is a calculation worth doing with your financial advisor.

For businesses maintaining regular books and filing under normal provisions, every rupee of qualifying interest, every processing fee, and every rupee of depreciation on loan-funded assets reduces your taxable profit.

Ready to plan your business loan? Explore Shriram Business Loan →

Frequently Asked Questions

Can I claim a deduction on the full EMI amount?

No. Only the interest portion of each EMI qualifies as a deductible expense under Section 36(1)(iii). The principal portion reduces your loan balance — it's not an expense and is therefore not deductible. Your loan account statement shows this split clearly for each payment.

Does business loan interest fall under Section 80C?

No. Section 80C applies to personal savings instruments — ELSS, PPF, life insurance premiums, home loan principal, and so on. Business loan interest sits outside this framework. You claim it under Section 36(1)(iii) as a business expense, not as a personal deduction.

What if I used part of the loan for personal purposes?

You can only claim a deduction on the interest that corresponds to the business-use portion of the loan. If you used 80% of the loan for your business and 20% for personal expenses, only 80% of the interest paid is deductible. Keep this documented — mixing business and personal use is one of the situations an assessing officer will look at closely during scrutiny.

Is the processing fee on a business loan tax-deductible?

Yes. A processing fee paid to obtain a business loan is a legitimate business expenditure under Section 37(1) of the Income Tax Act 1961. Keep your sanction letter and any payment receipt from your lender — these are your supporting documents if the deduction is ever questioned.

I'm under the presumptive taxation regime. Can I still deduct loan interest?

If you are computing your income under Section 44AD (presumptive scheme for businesses) or Section 44ADA (for professionals), you declare a flat profit percentage and don't itemise individual deductions like loan interest. To claim your actual interest deductions separately, you would need to opt out of the presumptive scheme and maintain regular books of accounts. Whether this is worth it depends on your actual interest costs relative to your turnover — your financial advisor is the right person to model this for your specific situation.