Tamilnad Mercantile Bank (TMB) is a private sector bank, headquartered in Thoothukudi, established in 1921. Its headline 1-year FD rate of 6.80% is +0.35% above the private sector average of 6.45%, ranking #4 of 20 private banks.
Figures marked “approx.” are rounded public estimates as of 2024.
Health indicators sourced from official 2025 disclosures. CRAR ≥ 16% = strong · Net NPA < 1% = healthy · Verify before investing.
Rates as of 10 Apr 2026, verified from official source. Scheduled private sector bank — deposits insured by DICGC up to ₹5,00,000.
Estimate returns at TMB (quarterly compounding)
Rates for deposits below ₹3 crore · General vs Senior · trend over time
Bars green where above, ink where at/below, the Post Office Time Deposit rate (sovereign-guaranteed, not DICGC-insured) at that tenure — no PO product shorter than 1 year, so shorter bars keep this bank's own color.
Bars green where above, ink where at/below, the Post Office Time Deposit rate (sovereign-guaranteed, not DICGC-insured) at that tenure — no PO product shorter than 1 year, so shorter bars keep this bank's own color.
No additional super-senior premium — showing Senior rates.
Bars green where above, ink where at/below, the Post Office Time Deposit rate (sovereign-guaranteed, not DICGC-insured) at that tenure — no PO product shorter than 1 year, so shorter bars keep this bank's own color.
| Tenure | General | Senior | Trend | Applies to |
|---|---|---|---|---|
7-14 days |
4.00% | 4.00% | Below ₹3 crore (retail) | |
15-29 days |
4.25% | 4.25% | Below ₹3 crore (retail) | |
30-45 days |
4.50% | 4.50% | Below ₹3 crore (retail) | |
46-60 days |
4.80% | 4.80% | Below ₹3 crore (retail) | |
61-90 days |
4.80% | 4.80% | Below ₹3 crore (retail) | |
91-120 days |
5.80% | 5.80% | Below ₹3 crore (retail) | |
121-179 days |
5.80% | 5.80% | Below ₹3 crore (retail) | |
180-270 days |
6.30% | 6.30% | Below ₹3 crore (retail) | |
271 days to less than 1 year |
6.50% | 6.50% | Below ₹3 crore (retail) | |
1 year |
6.80% | 7.30% | Below ₹3 crore (retail) | |
Above 1 year to less than 456 days |
6.70% | 7.20% | Below ₹3 crore (retail) | |
456 days (TMB 456 Special Deposit scheme) 456-day Special |
7.10% | 7.50% | Below ₹3 crore (retail) | |
Above 456 days to 566 days |
6.60% | 7.10% | Below ₹3 crore (retail) | |
567 days (TMB 567 Special Deposit scheme) 567-day Special |
7.25% | 7.70% | Below ₹3 crore (retail) | |
Above 567 days to less than 2 years |
6.60% | 7.10% | Below ₹3 crore (retail) | |
2 years to less than 3 years |
7.00% | 7.50% | Below ₹3 crore (retail) | |
3 years to 10 years |
6.70% | 7.20% | Below ₹3 crore (retail) |
Rates for deposits below ₹3 crore · general vs senior citizen · trend over time
| Tenure | General | Senior | Trend | Applies to |
|---|---|---|---|---|
1 year |
6.80% | 7.30% | Any amount | |
Above 1 year to less than 456 days |
6.70% | 7.20% | Any amount | |
Above 456 days to 566 days |
6.60% | 7.10% | Any amount | |
Above 567 days to less than 2 years |
6.60% | 7.10% | Any amount | |
2 years to less than 3 years |
7.00% | 7.50% | Any amount | |
3 years to 10 years |
6.70% | 7.20% | Any amount |
Deposits with Tamilnad Mercantile Bank are insured by DICGC up to ₹5,00,000 per depositor (principal + interest). Senior citizens (60+) typically earn an extra 0.50% p.a. over the published general rates.
Informational only — always confirm the current rate on the official TMB website before investing. Bank names and associated colors are used for identification purposes only. All bank names, logos, and trademarks are the property of their respective owners. RateScan.in is not affiliated with, endorsed by, or sponsored by any bank.
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