Understanding Fixed Deposits in India

How FD Compounding Works

Compound interest is the interest calculated on both the initial principal and the accumulated interest from previous periods. The compounding formula is:

A = P × (1 + r/n)n×t

  • A = Maturity Amount
  • P = Principal (Deposit Amount)
  • r = Annual Interest Rate (in decimal)
  • n = Compounding frequency per year (4 for quarterly, 12 for monthly, 1 for yearly)
  • t = Tenure in years

Most Indian banks compound FD interest on a quarterly basis. The effective annual rate with quarterly compounding is slightly higher than the nominal rate. For example, a 7% FD with quarterly compounding yields an effective annual rate of about 7.19%.

Popular Bank FD Rates in India (2025)

Bank 1 Year 3 Years 5 Years Senior Citizen (5Y)
SBI 6.80% 7.00% 6.50% 7.00%
HDFC Bank 6.60% 7.00% 7.00% 7.50%
ICICI Bank 6.70% 7.00% 7.00% 7.50%
PNB 6.80% 7.00% 6.50% 7.00%

*Rates are indicative and subject to change. Please verify current rates directly with the respective bank before investing.

Senior Citizen FD Benefits

Senior citizens enjoy several advantages when it comes to fixed deposits in India:

  • Higher interest rates: Banks offer an additional 0.25% to 0.50% (sometimes up to 0.75% for super seniors) on FD rates for senior citizens.
  • Higher TDS threshold: TDS on FD interest is deducted only when interest exceeds ₹50,000 per year (vs. ₹40,000 for others).
  • Section 80TTB deduction: Senior citizens can claim a deduction of up to ₹50,000 on interest income from deposits under Section 80TTB of the Income Tax Act.

Tax on FD Interest

FD interest is fully taxable in India under “Income from Other Sources.” Key points to remember:

  • TDS deduction: Banks deduct 10% TDS if annual FD interest exceeds ₹40,000 (₹50,000 for senior citizens). Without PAN, TDS is 20%.
  • Tax slab applicable: FD interest is added to your total income and taxed at your applicable slab rate, not a flat 10%.
  • Form 15G/15H: If your total income is below the taxable limit, submit Form 15G (or 15H for senior citizens) at the start of the financial year to avoid TDS.
  • Tax-saving FD: Investments in 5-year tax-saving FDs qualify for deduction under Section 80C (up to ₹1.5 lakh), but the interest earned is still taxable.

Frequently Asked Questions

A Fixed Deposit (FD) is a financial instrument offered by banks and NBFCs where you deposit a lump sum amount for a fixed period at a predetermined interest rate. FDs are one of the safest investment options in India and offer guaranteed returns. The interest rate is fixed at the time of deposit and does not change during the tenure, giving you certainty about your returns.

Compounding frequency determines how often interest is calculated and added to the principal. Quarterly compounding (the most common in Indian banks) means interest is calculated 4 times a year. Monthly compounding gives slightly higher returns than quarterly, while yearly compounding gives the least. For a ₹5,00,000 FD at 7% for 5 years: yearly compounding yields ₹7,01,276, quarterly yields ₹7,09,260, and monthly yields ₹7,10,525.

Yes, FD interest is fully taxable in India. It is added to your total income and taxed as per your income tax slab. If interest earned exceeds ₹40,000 in a year (₹50,000 for senior citizens), the bank deducts TDS at 10%. You can submit Form 15G (or 15H for senior citizens) to avoid TDS if your total income is below the taxable limit. Note that the interest is taxable on an accrual basis, not just when paid at maturity.

Most banks charge a penalty of 0.5% to 1% on the applicable interest rate for premature withdrawal. For example, if the applicable rate for the period the FD was held is 6.5%, the bank may pay only 5.5%–6% after the penalty. Tax-saving FDs under Section 80C have a mandatory 5-year lock-in period and cannot be withdrawn prematurely. It is advisable to consider a sweep-in FD or ladder your FDs to avoid premature withdrawal penalties.

Yes, most banks in India offer an additional 0.25% to 0.50% interest rate to senior citizens (aged 60 and above) on fixed deposits. Some banks even offer up to 0.75% additional interest for super senior citizens (aged 80 and above). Combined with the higher TDS threshold of ₹50,000 and the Section 80TTB deduction, FDs remain a popular and tax-efficient investment for retirees.

Need Help With Your Fixed Deposit Investment?

Get expert advice from Aryan Madaan (ACCA) at Omzato Accounting, Panchkula. Your first consultation is FREE.

Chat on WhatsApp