Loan Interest Certificate: What It Is, How to Get It, and Why It Matters

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Introduction
Tax season arrives and the CA asks for the loan interest certificate. It happens to more people than most would admit, especially first-time home loan borrowers who have never filed an ITR claiming deductions before. A loan interest certificate is the lender's official statement showing exactly how much interest was paid during the financial year.
Banks and NBFCs issue these annually, typically between April and June. It is required to claim tax deductions under Section 24(b) for home loans or Section 80E for education loans. Without this document, the Income Tax Department has no verified proof of the amount claimed, since bank statements showing EMI debits combine both principal and interest without separating them.
What is a Loan Interest Certificate?
A loan interest certificate is effectively an official receipt from the lender. Instead of showing what was purchased, it shows what was paid specifically toward interest during the April-to-March financial year. The certificate typically includes the loan account number, the borrower's name as registered with the lender, the period covered, and the critical figure: total interest paid.
Better certificates also show principal repaid, outstanding balance, and property details for home loans. The numbers in the certificate are generated from the lender's core banking system and must match payment records exactly. Any discrepancy is a problem to resolve before filing taxes.
Types of Loans Covered
Every loan type generates an interest certificate for a loan account. However, not every loan's interest qualifies for tax deductions.
Home loans: Section 24(b) allows up to Rs.2 lakh deduction on interest for self-occupied property. For let-out property, there is no ceiling on the interest deduction. Section 80C covers principal repayment up to Rs.1.5 lakhs. A detailed breakdown of housing loan tax exemptions covers all conditions and eligibility requirements.
Education loans: Section 80E allows full interest deduction with no upper limit for up to 8 years from the start of repayment, covering loans taken for higher education of self, spouse, children, or legal wards.
Personal loans and car loans: Interest generally does not qualify for tax deduction. An exception applies if a personal loan was used for home renovation or business purposes, though specific guidance from a CA is needed. For those evaluating personal loan options, Finnable offers personal loan interest rates between 15% and 30.99% annually. Even without tax benefits, understanding the interest component supports better financial planning.
Why It Matters for Borrowers
Three reasons matter here. First, tax savings: claiming a Rs.2 lakh home loan interest deduction under Section 24(b) at the 30% tax bracket saves Rs.60,000 in actual taxes, but the certificate is required to make that claim. Second, financial awareness: most borrowers know their EMI amount but not how much of it is interest versus principal. The certificate reveals this split. In early years, the majority of each EMI goes toward interest, which is often a surprise. Third, record-keeping: loan disputes and interest miscalculations do occur, and annual certificates create a documented trail that serves as evidence if a lender's records and the borrowers diverge.
How to Get a Loan Interest Certificate
Via Internet Banking Portals
Most banks make this straightforward. After logging in to net banking, borrowers navigate to the loans section and look for terms like 'Interest Certificate', 'IT Certificate', or 'Provisional Certificate'. SBI users' access this through OnlineSBI under Loans and Loan Account Statement.
HDFC users find it under NetBanking and Loans or through a dedicated portal. ICICI users navigate to Service Requests and Tax Certificate. Downloads arrive as digitally signed PDFs, which are sufficient for tax filing in most cases.
Steps to Download or Request from Banks and NBFCs
For HDFC Bank specifically: visit the loans portal, enter the loan account number, complete OTP verification via registered mobile, select the financial year, and download. For Bajaj Finserv loans, the app path is Loans, select the loan, then Documents, then Interest Certificate. Finnable personal loan customers can contact customer support or access their borrower dashboard for documentation.
If the lender's digital option is not available, email works as a fallback. A request to the customer service address with the loan account number, registered mobile, and specific request for an interest certificate for a loan account typically receives a response within two to three business days.
Alternative Ways to Get the Certificate
Branch visit: carrying Aadhaar or PAN and the loan account number is sufficient. Most banks print certificates on the spot within 10 to 15 minutes. Relationship managers assigned to larger loans often process requests faster than general customer service channels. Many lenders also automatically email or mail certificates in April or May. Checking the registered email's spam folder and confirming the address on file with the lender is up to date avoids missed auto-dispatches.
Getting the Certificate from Leading Lenders
Indian Bank provides a dedicated portal at apps.indianbank.in/ibintcer/ for certificate download. IOB provides access through net banking under eStatement and Deposit/Loan Interest Details. SBI's retail banking portal has a dedicated home loan certificate section. The interface varies but the process is consistent: login, verify identity, select loan account, choose financial year, and download. If stuck, calling the lender's customer service with the specific request for a loan interest certificate for tax filing is a request handled routinely during the April to June period.
Uses and Benefits of a Loan Interest Certificate
Claiming Tax Deductions under the Income Tax Act
Home loan interest under Section 24(b): up to Rs.2 lakh annually for self-occupied property; full interest amount with no limit for let-out property; pre-EMI interest accumulated during construction can be claimed in five equal instalments post-possession.
Home loan principal under Section 80C: up to Rs.1.5 lakh annually, within the combined 80C limit that includes PPF, ELSS, and life insurance premiums.
Education loan interest under Section 80E: full interest amount with no upper limit for eight years from repayment start. The home loan interest deduction under Section 24 guide covers the mechanics, documentation requirements, and common mistakes in detail.
Maintaining Financial Records and Proof of Interest Paid
Beyond taxes, certificates serve as financial history. Planning to sell a property? Accumulated interest certificates show the actual cost of acquisition including interest paid, which affects the capital gains calculation. Applying for a new loan? Some lenders request proof of existing loan servicing, and interest certificates demonstrate consistent payment. Disputes with a lender over outstanding amounts are resolved faster when the borrower holds documented annual records.
Aid in Financial Planning
Reading the certificate and understanding what it reveals is something many borrowers skip but should do. A Rs.50 lakh home loan at 9% over 20 years involves approximately Rs.53 lakhs in total interest, more than the principal itself. Seeing year-one interest of Rs.4.45 lakhs with only Rs.76,000 going toward principal is sobering and motivates prepayment planning. Comparing certificates year-over-year also confirms that the interest portion is declining as expected under a reducing balance structure. If it is not declining, something is wrong with how payments are being applied.
EMI Tracking and Verification
The certificate's breakdown validates personal payment records. Prepayments made during the year should be reflected in reduced interest in subsequent months due to lower outstanding principal. Using Finnable's EMI calculator alongside the certificate helps borrowers' model future interest costs and identify the right time for lump-sum prepayments.
Common Formats and Information Included
Loan Account Number and Borrower Details
Every certificate begins with identification: loan account number, borrower name including co-borrowers, communication address on record, and PAN for home loans. Verifying that these match other documents is important. Name spelling variations cause problems during tax processing. If the certificate says 'Rahul Sharma' but the PAN card says 'Rahul Kumar Sharma', a correction from the lender is needed before filing.
Interest Paid and Principal vs Interest Breakdown
The main figure is total interest paid from April 1 to March 31. For home loans under construction, certificates may show pre-EMI interest separately, which can be claimed in five equal parts after possession. Some certificates show month-wise breakdowns, which is useful for loans that started or closed mid-year. Better certificates include both interest and principal paid, since Section 24(b) covers only interest and Section 80C covers only principal. Both figures are required for a complete tax filing.
Verification Checklist
Before filing confirm the total EMI on the certificate approximately matches bank statement debits. Check that prepayments are reflected in higher principal repaid. Verify the outstanding balance matches expectations based on starting balance minus principal repaid. Confirm personal details including name, PAN, and address are accurate. And confirm the financial year period: April 2024 to March 2025 is FY 2024-25, not FY 2025-26.
Conclusion
The loan interest certificate is not exciting, but it is essential documentation that saves real tax money and creates important financial records. Obtaining it annually, verifying it carefully, storing it securely with a digital backup, and using it properly during tax filing are straightforward steps that pay off every year. For borrowers evaluating new financing options, Finnable offers personal loans from Rs.50,000 to Rs.10 lakhs with clear documentation throughout the loan tenure. Checking personal loan eligibility takes under a minute with decisions as fast as 60 minutes.
It is an official document from the lender showing the total interest paid during a financial year. It is required for claiming tax deductions on home loans under Section 24(b) and education loans under Section 80E.
Log in to the lender's net banking portal, navigate to the loans section, and download the certificate. Most banks also email certificates automatically between April and June. Requests via customer service email or branch visit are alternative options if the digital route is unavailable.
It provides documented proof of interest paid. The Income Tax Department requires this when deductions are claimed under Section 24(b) or 80E. Without it, deduction claims can be questioned or disallowed during assessment.
Yes, lenders issue certificates for all loan types. However, tax deductions on interest are primarily available for home loans under Section 24(b) and education loans under Section 80E. Personal loan and car loan interest generally does not qualify for deductions unless the funds were used for a qualifying purpose like home renovation or business use.
Verify the loan account number, borrower name spelling, total interest amount, principal repaid, and outstanding balance. Cross-check the total EMI figure (principal plus interest) against bank statements showing EMI debits to confirm the numbers are consistent.
Contact the lender via customer service phone, email, or branch visit with the loan account number and registered mobile number. Most lenders can generate certificates immediately on request. Also check the registered email's spam folder and confirm the email address on file with the lender is current.
Introduction
What is a Loan Interest Certificate?
How to Get a Loan Interest Certificate
Uses and Benefits of a Loan Interest Certificate
Common Formats and Information Included
Conclusion