You have done your research, compared a few lenders, and still cannot quite figure out why the interest rate quoted to you is different from what you read about online. That gap is not random. The interest rates of business loans are calculated using a set of specific factors — and understanding them puts you in a much stronger position before you walk into any lender's office.

This article breaks down each factor, explains how lenders weigh it, and tells you what you can do about it.

How Lenders Calculate the Interest Rate of a Business Loan

The interest rate on a business loan is not decided arbitrarily. Under the Reserve Bank of India’s Non-Banking Financial Companies – Responsible Business Conduct Directions, 2025, NBFCs are required to follow a transparent interest rate model that clearly sets out how lending rates are determined.

At its core, the rate is built using three key components:

• Cost of borrowing: The cost incurred by the lender to raise the funds that are lent to borrowers.
• Return on capital employed: The margin required to maintain adequate capital and generate a reasonable return from the lending business.
• Overhead costs: Expenses involved in running and servicing the loan portfolio, including operations, technology and administration.

Once this base rate is determined, a risk premium is added or adjusted depending on the borrower’s profile. This reflects factors such as business stability, repayment history and overall credit risk.

This is why two businesses applying for the same loan amount may be offered different interest rates. The final rate depends not only on the lender’s cost structure but also on how the lender assesses the risk associated with each applicant.

Factors Affecting Business Loan Interest Rates — A Practical Breakdown

Each factor below influences where your rate lands within the lender's range. None of them works in isolation — lenders look at the full picture. But some carry more weight than others.

Your CIBIL Score and Credit History

Your CIBIL score (Credit Information Bureau India Limited score) is a 3-digit number between 300 and 900 that summarises your repayment track record across all loans and credit cards.

A healthy score typically puts you in a lower-risk bracket. That does not guarantee the lowest possible rate, but it signals to the lender that you are a reliable borrower — and that reduces the risk premium added to your rate.

Your repayment history matters here, not just the number. Lenders look at whether you have missed EMIs, settled accounts at less than the full amount, or held overdue balances. Any of these can pull your effective rate upward even when your overall score is acceptable.

Secured vs Unsecured: The Collateral Question

Whether you offer collateral against the loan has a direct impact on your interest rate. This is one of the clearest rate differentials you will encounter.

Secured business loans — backed by property, machinery, or another asset — carry lower rates because the lender has a recovery option if repayment fails. Unsecured business loans tend to be more expensive because there is no collateral and the lender is at a higher risk.

That gap exists for a reason. If you can offer collateral, it is worth doing. The rate saving over a multi-year tenure adds up to a significant amount.

Business Vintage and Financial Stability

Lenders use your business's age as a proxy for stability. A business that has been running profitably for 3 or more years has a track record. A newer business is an unknown quantity — and that uncertainty is priced into the rate.

Beyond vintage, lenders examine your financial statements: turnover, profitability trends, outstanding liabilities, and the consistency of your income. If your revenue has grown steadily and your profit margins are holding, that picture works in your favour. Irregular income or declining turnover raises a red flag, even if the most recent year looked good.

Loan Amount and Tenure

The size of the loan you are requesting and the tenure you choose both affect your rate — though perhaps not in the way you might expect.

Larger loan amounts mean higher absolute exposure for the lender. If other factors in your profile are borderline, a very large loan request can push your rate higher. Shorter tenures reduce the lender's long-term risk, which can work in your favour. Longer tenures spread repayments over more time — useful for managing monthly cash flow, but they expose the lender to more risk over a longer period, and rates reflect that.

The practical implication: if you need a large amount, make sure the rest of your profile is strong. If you can manage a shorter tenure without straining your cash flow, it is worth considering.

Your Debt-to-Income Ratio

Your debt-to-income (DTI) ratio compares your total monthly debt obligations to your gross monthly income. When a large portion of your income is already being used to pay off existing loans, lenders see that as a limited ability to pay off any additional loans.

A high DTI ratio tells the lender that adding another EMI to your commitments carries real risk. That translates into a higher rate — or a lower approved loan amount than you requested. Clearing smaller outstanding loans before applying for a business loan can make a meaningful difference to both your rate and your approved amount.

The Type of Business and Industry Risk

Not every business sector carries the same risk in a lender's view. Businesses in sectors with volatile cash flows, seasonal income, or regulatory uncertainty may be assessed at a higher risk level — and priced accordingly.

Self-employed professionals, traders, manufacturers, and service businesses are often assessed differently from each other. The nature of your business income — whether it is regular, contract-based, seasonal, or project-driven — feeds directly into how the lender models your repayment capacity and, by extension, your rate.

Where Do You Stand? A Self-Assessment Before You Apply

Use this checklist to evaluate your own rate readiness before approaching a lender. The more boxes you can tick, the stronger your negotiating position.

• My CIBIL score is healthy, and I have no missed EMIs in the past 12 months
• I can offer collateral property, machinery, or another asset against the loan
• My business has been operating for at least 3 years with ITR (Income Tax Returns) filed for all 3 years
• My turnover has been stable or growing supported by GST returns and bank statements
• My existing EMI obligations are under 40% of my monthly income keeping my debt-to-income ratio manageable
• I have a clear loan amount in mind based on what my business actually needs, not the maximum available
• I have maintained a banking relationship with at least one lender with a clean repayment history

If you are ticking fewer than 4 of these, spending 3 to 6 months improving the weaker areas before applying will likely result in a meaningfully lower rate when you do apply.

→ Calculate your estimated EMI before you apply — use the Shriram Finance Business Loan EMI Calculator to see how loan amount and tenure affect your monthly outgo.

The Rate Comparison at a Glance

Here is how the main factors translate into rate direction in practice:

*Rates are indicative and subject to change. The final rate is set taking into account the whole profile of the applicant. Refer to Shriram Finance's published Interest Rate Policy for current ranges.

Can You Reduce the Interest Rate on Your Business Loan?

Yes — but within limits. Your rate is set at the time of sanction based on your profile at that point. You cannot renegotiate it mid-tenure in most cases. What you can do is improve your profile before you apply, which directly affects the rate you are offered.

• Improve your CIBIL score first: Pay down outstanding credit card balances, clear any overdue amounts, and avoid multiple loan enquiries in a short window.
• Offer collateral if possible: Even a partial security — machinery, equipment, or property — can shift you from the unsecured to the secured rate bracket.
• Apply for the amount you need, not the maximum available: Right-sizing your loan request signals discipline to the lender.
• Reduce your existing debt obligations: Closing smaller loans or credit lines before applying reduces your DTI ratio and improves your profile.
• Maintain clean bank statements for at least 6 months: Consistent, positive balances and regular business credits support your repayment capacity assessment.

If you have an existing relationship with a lender and a strong repayment history, that relationship does carry weight. Lenders have visibility into how you have managed your account — and a clean track record creates a basis for more favourable terms on your next application.

Ready to Apply? Here Is What to Do Next

Now that you know what shapes the interest rate of a business loan, you are in a better position to assess where you stand — and to take specific steps to strengthen your application before you submit it.

Shriram Finance offers Business Loan to self-employed individuals, MSMEs, and small business owners across India, with secured rates starting from 10%* p.a.

Before applying, it is worth reviewing the complete schedule of business loan interest rates and charges. This gives you a clear picture of the total borrowing cost, including the applicable interest rate, processing fees and any other charges that may apply.

Explore the business loan interest rates and charges to understand the full cost of borrowing, check your eligibility and review the documents required to apply.

Frequently Asked Questions

Can timely repayment history help in negotiating lower interest rates on future business loans?

It can, though the impact depends on the lender. If you repay your current loan consistently and without defaults, that record becomes part of your credit history and improves your CIBIL score over time. When you apply for your next loan — whether with the same lender or a different one — that repayment record is visible and can support a lower rate. With your existing lender, a clean track record also establishes trust, which may lead to better terms on renewal or top-up applications.

Is the interest rate higher for first-time business loan borrowers?

Generally, yes — and for a straightforward reason. Since lenders do not have past repayment data for first time borrowers, they cannot directly assess your repayment behaviour. This uncertainty is considered a risk and is priced in the interest rate. Factors like a good CIBIL score, stable business financials and ability to provide collateral can help mitigate the absence of a lending history. But if your profile is weak on any of those fronts, expect your first loan to come at a higher rate.

How do market conditions and RBI policies influence business loan interest rates?

RBI policy rates set the baseline cost at which lenders access funds. When the RBI raises its repo rate, the cost of funds for lenders goes up — and those higher costs are eventually passed on through lending rates. When rates fall, the reverse can happen, though the pass-through is not always immediate or proportional. For NBFCs like Shriram Finance, the cost of borrowing is one of the 3 components that determines the lending rate, as set out in its Interest Rate Policy. So, while RBI policy does not directly set your EMI, it influences the environment in which your rate is calculated.

Can government schemes or subsidies reduce business loan interest rates?

Yes, government schemes and subsidies frequently reduce business loan interest rates by providing interest subvention (subsidy), which lowers the effective interest rate paid by the borrower. These programs, often focused on MSMEs, startups, and specific sectors, can also offer lower-than-market rates, longer tenures, and collateral-free financing. Pradhan Mantri Mudra Yojana (PMMY), PMEGP, MSME Loans and more are programs offering subsidised rates to make financing more affordable. Whether your loan is eligible depends on your business category, loan purpose, and scheme-specific criteria. These schemes are accessed through the lender at the time of application — they are not retroactively applied to existing loans. Check the official MSME Ministry portal (msme.gov.in) for current scheme eligibility before you apply.

What is the impact of a business’s risk profile on business loan interest rates?

The risk profile of your business is essentially a composite picture of the chances you will repay. It takes into account how volatile your sector is, how old your business is, how consistent your income is, the debt you currently have and the quality of your collateral. Lenders use this picture to determine the risk premium added to the base rate. A business that shows stable, verifiable income across multiple years in a low-volatility sector will carry a lower risk premium than a newer business in a sector with unpredictable cash flows. The risk premium can move your rate up or down — which is why two businesses applying for the same product can receive different rates.

Do NBFCs and banks offer different interest rates for business loans?

They often do, and the difference lies in the way each of the institutions is structured and who they primarily cater to. Banks generally have access to lower-cost deposits, which can translate into lower lending rates for well-qualified applicants. NBFCs raise funds through other channels, which can make their cost of funds slightly higher – but they compensate for this with faster processing, less rigid documentation requirements, and a willingness to cater to borrowers who may not meet a bank's stricter eligibility thresholds. If you are a Tier-2 or Tier-3 city business owner, a self-employed professional, or someone who does not have 3 years of formal ITR filing, an NBFC may be the more accessible – and sometimes faster – route.

How does the applicant's debt-to-income ratio affect interest rates?

Your debt-to-income ratio tells a lender how much of your income is already committed to repaying existing debt. If the ratio is high — like, you’re already putting 50% or more of your monthly income toward EMIs — the lender has limited headroom for a new repayment obligation and is less confident about your ability to service the new loan without strain, which can push your rate higher or reduce your approved amount. Keeping your DTI below 40% to 50% before applying is a practical target. Clearing smaller loans or credit card balances before submitting a business loan application is one of the most direct ways to improve this number.

Does a good banking relationship help in getting lower business loan interest rates?

An existing relationship helps — particularly when you are dealing with the same lender. If a lender already has your account transaction history, repayment records, and KYC documentation on file, it reduces the assessment time and lowers their information risk. If your account has steady inflows and no history of default, that familiarity can help you get a more favourable rate. It is not a guarantee of the lowest available rate, but it is a genuine advantage over applying cold with a lender who has no prior visibility into your financial behaviour.