Tax-Saving Fixed Deposits in India: 5-Year FD Rules, Interest, TDS and Better Alternatives

A tax-saving fixed deposit is a bank deposit with a five-year lock-in that qualifies for a deduction under section 80C of the Income Tax Act, under the old tax regime. It is simple, safe and familiar, which makes it popular with conservative savers. But the interest is fully taxable and the money is locked in, so it is not always the best way to use your 80C limit.

This is general information, not financial, tax or legal advice. Rules, rates and limits change, so confirm current details with the official source or a qualified professional.

How it works

• You deposit a lump sum, minimum often ₹1,000 to ₹10,000 depending on the bank, for five years.
• The amount you deposit in a financial year, up to ₹1.5 lakh together with other 80C investments, is deductible from your taxable income in the old regime.
• You cannot withdraw prematurely or take a loan against it during the lock-in period.
• Interest can be paid out periodically or accumulated and paid at maturity. Nomination is allowed. Joint holding is possible, but the 80C benefit applies only to the first holder.

Interest rates

Rates vary by bank and over time, and senior citizens usually get an additional 0.25% to 0.50%. Rates on tax-saving FDs are broadly similar to regular five-year FDs. Compare banks using the FD calculator.

How much tax does it save?

This only helps if your 80C space is not already filled by EPF, home loan principal, life insurance and children's tuition fees, which for many salaried people it already is. Check what remains before you invest.

Taxation of the interest

Interest is added to your income and taxed at your slab rate every year, whether or not you receive it, because tax is due on an accrual basis. Banks deduct TDS at 10% if interest exceeds the annual threshold, and at a higher rate if you have not furnished PAN. If your total income is below the taxable limit, submit Form 15G, or 15H for senior citizens, to avoid TDS. At a 30% slab, a 7% FD earns about 4.9% after tax. See FD vs RD for the effect on returns.

Example

Deposit ₹1,00,000 at 7% for 5 years with quarterly compounding, and it grows to about ₹141,478. A person in the 30% slab saves about ₹31,200 in tax on the deposit but pays tax on about ₹41,478 of interest over the years. The effective post-tax gain is much lower than the headline rate.

Alternatives to use your 80C limit

Who should consider a tax-saving FD?

• Senior citizens who prefer guaranteed income, since they get higher interest rates.
• Conservative investors with remaining 80C space who do not want market risk.
• People in lower tax slabs who need safety more than tax efficiency.

Who should avoid it?

• Anyone who may need the money within five years.
• People in the new tax regime, for whom 80C does not apply.
• Investors with long horizons who can take equity risk. ELSS may do better, but not guaranteed.

Deposit insurance and safety

Bank deposits are insured by DICGC up to ₹5 lakh per depositor per bank, including principal and interest. Spread larger amounts across banks. Check the current rate and limits with income tax calculator and your tax adviser.

Steps to open

1. Pick a bank by rate and trust, and compare using calculators.
2. Open it online or in a branch with PAN and KYC.
3. Choose cumulative or payout, nominate a beneficiary.
4. Keep the deposit certificate for tax filing. See how to file your ITR.

Tax rules and rates change, so verify on the Income Tax Department's website before investing.

Questions to ask the bank

Ask whether the rate is for a senior citizen or for everyone, whether the interest compounds quarterly, and how the maturity amount is calculated. Check whether the bank offers an auto-renewal that could reset the lock-in, and what the process is if the holder dies during the term, since nominee claims are allowed in such cases. Confirm that you will receive the deposit certificate with the 80C label, and that TDS certificates are issued on time. Finally, check whether the bank is covered by DICGC insurance, and keep each bank's deposits within the insured limit where practical.

Frequently asked questions

What is the lock-in for a tax-saving FD?

Five years, with no premature withdrawal.

How much can I deduct?

Up to ₹1.5 lakh under section 80C together with other eligible investments, in the old regime.

Is the interest taxable?

Yes, at your slab rate every year, and TDS may apply.

Can I use it in the new tax regime?

The 80C deduction is not available in the new regime.

Is a tax-saving FD better than PPF?

PPF has tax-free interest and a longer lock-in, while the FD has shorter lock-in but taxable interest.

Can I take a loan against it?

Generally not during the lock-in period.

Last reviewed 8 November 2026. Rates, limits and rules change, so confirm figures with the official source before you act.