What principal means
The principal is the amount you borrowed, before any interest is added. If you take a loan of ₹80,000, the principal is ₹80,000. Interest is the price you pay for using that money, and it is worked out on the principal you still owe.
As you repay, the principal goes down. The part you still have to repay is called the outstanding principal (or principal outstanding). On a reducing-balance loan, interest is charged only on this outstanding amount, so it shrinks month by month.
Deepa’s loan
Deepa, 34, borrows ₹80,000 to repair her house. The loan is for 12 months at 15% a year on a reducing balance. Her EMI (equated monthly instalment, the fixed monthly payment) is ₹7,221.
Each EMI pays some interest first and then some principal:
| Month | Interest part | Principal part | Principal still owed |
|---|---|---|---|
| 1 | ₹1,000 | ₹6,221 | ₹73,779 |
| 6 | ₹601 | ₹6,619 | ₹41,490 |
| 12 | ₹89 | ₹7,132 | ₹0 |
After six EMIs, Deepa has paid ₹43,324. Of that, ₹38,510 went to principal and ₹4,814 to interest. So at the halfway point she has repaid less than half of the principal and still owes ₹41,490. Over the full year she pays ₹86,648, which is ₹6,648 of interest on top of the ₹80,000 principal.
Fictional example. The 15% rate is illustrative, not an offer. Calculated by Paisavy with the standard EMI formula, rounded to the nearest rupee. Fees are left out.
Principal is not the cash you receive
Lenders often take a processing fee (a one-time charge for setting up the loan), plus GST, out of the loan before paying you. Your principal stays the same, but less money reaches your account. You still pay interest on the full principal. That is why the APR (the yearly cost including fees) in your KFS (Key Facts Statement, the short loan summary you get before signing) is higher than the interest rate. Our page on the processing fee shows this with numbers.
Principal is also not the total you repay. The total adds all the interest, and on longer loans that can be a large share.
Where you see it
- KFS and sanction letter: the loan amount is the principal.
- Repayment schedule: the “principal” column shows how much of each EMI reduces your loan.
- Loan statement or app: look for “principal outstanding” or “balance”.
- Foreclosure statement: if you close the loan early, the lender lists the outstanding principal, interest up to that day and any charges.
Paying extra towards principal
A part-prepayment (an extra lump sum on top of your EMIs) goes towards the outstanding principal. Less principal means less interest from then on. Ask the lender whether the extra money will lower your EMI or shorten the loan, and whether a charge applies. Our guide Paying off a loan early explains both choices.
What to check
- Compare the loan amount with the money that will actually reach your account.
- In the schedule, see how much principal you will still owe after a year.
- Before you close a loan early, ask for a written foreclosure statement.
- Check that each extra payment is shown as a principal reduction.
To see the principal and interest in every EMI of your own loan, use the EMI & total cost calculator.