Tamilnad Mercantile Bank senior citizen FD rates range from 4.00% to 7.40% per annum, depending on the deposit amount and tenure, with investment periods available from 7 days to 10 years. Senior citizens also receive a preferential interest rate of 0.50% higher than the standard FD rates offered by the bank.

Guaranteed Plan
(By Insurance companies)Fixed Deposit
(Offered by Banks)Savings Account
(Post Office)Fully Tax-Free, Life Cover Included
Tamilnad Mercantile Bank offers a dedicated Fixed Deposit (FD) scheme for senior citizens aged 60 years and above. The bank allows interest payouts on a monthly, quarterly, half-yearly, or cumulative basis. This flexibility helps senior citizens choose an income option that suits their retirement needs. Reviewing the latest Tamilnad Mercantile Bank FD interest rates gives a clear view of the additional benefits available to senior citizens compared to regular depositors. Below is a detailed overview of the current senior citizen FD interest rates, key features, and the step-by-step process to open a Tamilnad Mercantile Bank FD.
Tamilnad Mercantile Bank's senior citizen FD rates bring various advantages customised for senior citizens. Some of these include:
Check the latest returns offered on Tamilnad Mercantile Bank fixed deposits to stay informed about current Tamilnad Mercantile Bank FD interest rates for senior citizens.
| Tenure | Senior Citizen Rate (% p.a.) |
| 7 - 14 days | 4.00 |
| 15 - 29 days | 4.25 |
| 30 - 45 days | 4.50 |
| 46 - 60 days | 4.80 |
| 61 - 90 days | 4.80 |
| 91 - 120 days | 5.80 |
| 121 - 179 days | 5.80 |
| 180 - 270 days | 6.30 |
| 271 days to less than 1 year | 6.40 |
| 1 year | 7.30 |
| 1 year to less than 400 days | 7.30 |
| 400 days (TMB 400 scheme) | 7.40 |
| 400 days to less than 2 years | 7.10 |
| 2 years to less than 3 years | 7.10 |
| 3 years to 10 years | 7.10 |
*Tamilnad Mercantile Bank FD interest rates w.e.f. October 10, 2025
*Senior Citizen Rates do not apply to NRIs
Here’s how you can open a Tamilnad Mercantile Bank Senior Citizen FD both online and offline:
Interest earned on Tamilnad Mercantile Bank Senior Citizen FDs is fully taxable as per your applicable income slab under the Income Tax Act. From April 1, 2025, TDS is deducted only if the total interest in a financial year exceeds ₹1 lakh. Senior citizens can avoid TDS by submitting Form 15H if their total income is below the taxable threshold. Additionally, under Section 80TTB, they can claim a deduction of up to ₹50,000 on interest income from fixed deposits.
Tamilnad Mercantile Bank offers highly competitive senior citizen FD rates ranging from 4.00% to 7.55% p.a., with peak returns on mid-term tenures like the 400-day and 2-year schemes. These deposits come with flexible features such as premature withdrawal, sweep-in facilities, and DICGC insurance up to ₹5 lakh. To ensure you are maximising your retirement income, it is essential to compare these with the best FD rates currently available across the market.