Home Loan Prepayment: Should You Reduce the EMI or the Tenure?
A ₹2 lakh prepayment on a ₹40 lakh home loan can save about ₹1.8 lakh of interest — or about ₹5.8 lakh. The difference is a single choice you make at the bank counter. Here are the numbers.
By BizToolsIndia Editorial Team · Published · 4 min read
Key takeaways
- On a ₹40 lakh loan at 8.5% for 20 years, you pay about ₹43.3 lakh in interest — more than the loan itself.
- A ₹2 lakh prepayment after 3 years saves about ₹5.8 lakh of interest if you keep the EMI and cut the tenure, but only about ₹1.8 lakh if you cut the EMI.
- Paying one extra EMI a year from the start finishes the loan more than 3 years early and saves about ₹8.2 lakh.
- Prepaying early in the loan saves the most, because that's when most of each EMI goes to interest.
- RBI rules bar prepayment penalties on floating-rate loans to individuals for non-business purposes.
Why prepayment saves so much
A home loan EMI is split between interest and principal. Interest is charged on the outstanding balance, so in the early years most of the EMI is interest. On a ₹40 lakh loan at 8.5% for 20 years, the EMI is ₹34,713. In the first 3 years you pay about ₹12.5 lakh in EMIs, and ₹9,89,106 of it is interest — the balance falls by only about ₹2.6 lakh.
A prepayment goes straight to principal. Every rupee of principal you clear stops earning interest for the rest of the loan, which is why money paid early is so powerful.
The worked example: ₹2 lakh after 3 years
Loan ₹40 lakh, 8.5% floating rate, 20 years, EMI ₹34,713. After 36 EMIs, the balance is ₹37,39,440. You pay ₹2 lakh extra. The bank asks: keep the EMI and shorten the loan, or keep the end date and lower the EMI?
| No prepayment | Reduce EMI | Reduce tenure | |
|---|---|---|---|
| EMI | ₹34,713 | ₹32,856 | ₹34,713 |
| Remaining tenure | 17 years | 17 years | 15 years 2 months |
| Remaining interest | ₹33,41,997 | ₹31,63,254 | ₹27,60,503 |
| Interest saved | — | ₹1,78,743 | ₹5,81,494 |
Cutting the tenure saves more than three times as much interest. The reason: you keep paying the same EMI, so the extra principal you cleared keeps compounding in your favour for the rest of the loan.
When reducing the EMI is the right call
Reducing the tenure wins on interest, but it isn't always the best choice for you. A lower EMI makes sense if:
- Your budget is tight and a smaller EMI gives you breathing room or an emergency buffer.
- Your income is uncertain — a lower fixed commitment is safer if you change jobs or start a business.
- You want to qualify for another loan soon. A lower EMI improves your FOIR and eligibility.
Note
The one-extra-EMI-a-year habit
You don't need a big lump sum. Paying one extra EMI (₹34,713) at the end of every year on the same ₹40 lakh loan closes it in 201 months — 16 years 9 months instead of 20 years — and cuts total interest from ₹43,31,103 to ₹35,07,792. That's about ₹8.2 lakh saved for 16 extra EMIs over the life of the loan.
A bonus, a tax refund or a part of each salary hike works well for this. Set a reminder for the same month every year.
Should you prepay or invest instead?
Prepaying gives a guaranteed return equal to your loan rate — 8.5% in this example, tax-free in effect. Investing might earn more over a long period, but without a guarantee. Some things to weigh:
- Under the old tax regime, home-loan interest on a self-occupied home is deductible up to ₹2 lakh a year, which lowers the effective loan rate. The new regime gives no such deduction.
- Keep an emergency fund first. Money you prepay is hard to get back.
- Many people split the difference — prepay a fixed amount each year and run a SIP alongside. Compare the options in SIP vs FD vs RD vs PPF.
How to prepay
- Check your loan agreement for the minimum prepayment amount and any charges (fixed-rate loans may carry them).
- Pay through net banking or at the branch, and state in writing whether to reduce the EMI or the tenure.
- Ask for the revised repayment schedule and check the new end date or EMI.
- Keep the receipt — you'll need it if you claim home-loan tax benefits.
See the full year-by-year interest and principal split for any loan in the Loan EMI Calculator, and how much you can borrow in the Loan Eligibility Calculator.
Frequently asked questions
Is there a penalty for prepaying a home loan?
Under RBI rules, banks and NBFCs can't charge prepayment or foreclosure penalties on floating-rate loans taken by individuals for non-business purposes. Fixed-rate loans may carry a charge — check your agreement.
Is it better to prepay early or late in the loan?
Early. In the first years most of each EMI is interest, so clearing principal then saves interest on it for the longest time.
Does prepayment affect my tax benefit?
Under the old regime, lower interest means a smaller interest deduction, and a principal prepayment can count towards the ₹1.5 lakh deduction for the year. Under the new regime there's no home-loan deduction for a self-occupied home, so there's nothing to lose.
Can I switch between reducing EMI and tenure later?
Most lenders let you choose at each prepayment. Ask for the option in writing each time.