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Monthly Interest on ₹21 Lakh Fixed Deposit – Returns, Rates & Comparison

Investing ₹21 lakh in a fixed deposit (FD) requires a clear understanding of how interest rates influence monthly income and overall returns. The level of income generated depends on the bank, tenure, and applicable depositor category.

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Customer Category

Deposit Amount

₹

Tenure (Months)

Interest Rate (% p.a)

MATURITY VALUE

₹1,10,250

7.90% Applied

INTEREST EARNED +₹10,250

MATURITY DATE --

Principal Amount₹1,00,000

Total Interest₹10,250

Total Payable₹1,10,250

How Much Monthly Interest Can You Earn from a ₹21 Lakh FD?

The monthly interest on a ₹21 lakh fixed deposit varies significantly based on the interest rate offered by your chosen financial institution and the payout frequency you select. Currently, interest rates in India range from approximately 2.5% to 8.50% per annum for general citizens, whilst senior citizens can access rates between 3.00% and 8.85% per annum.

Example Calculation

Let us examine detailed calculations for a ₹21 lakh FD with monthly interest payout:

Principal Amount: ₹21,00,000
Interest Rate: 6.50% p.a.
Monthly Interest = (₹21,00,000 × 6.50%) ÷ 12 = ₹11,375 per month
Annual Interest = ₹1,36,500

Airtel Fixed Deposit Monthly Interest Rate

Banks	Amount Invested	General Citizen interest rate (% p.a.) for 1 year	Monthly Interest Payout for General Citizens	Senior Citizen interest rate (% p.a.) for 1 year	Monthly Interest Payout for Non-General Citizens
Shivalik Small Finance Bank	1 Lakh	6.00%	₹500	6.50%	₹542
Shriram Finance	1 Lakh	7.00%	₹583	7.50%	₹625
Suryoday Small Finance Bank	1 Lakh	7.25%	₹604	7.45%	₹621
Utkarsh Small Finance Bank	1 Lakh	6.00%	₹500	6.50%	₹542
Slice Small Finance Bank	1 Lakh	7.25%	₹604	7.25%	₹604
Bajaj Finance	1 Lakh	6.75% (1Y3M)	₹563	7.10%	₹592
South Indian Bank	1 Lakh	6.35%	₹529	6.85%	₹571

₹21 Lakh FD Returns Comparison

When comparing FD options for ₹21 lakh, the choice between digital platforms like Stable Money and traditional banks significantly impacts your monthly interest earnings.

Bank Category	Interest Rate (p.a.)	Monthly Interest	Annual Interest
Public Sector Banks	6.25% - 6.75%	₹10,938 - ₹11,813	₹1,31,250 - ₹1,41,750
Private Banks	6.50% - 7.25%	₹11,375 - ₹12,688	₹1,36,500 - ₹1,52,250
Small Finance Banks	7.75% - 8.60%	₹13,563 - ₹15,050	₹1,62,750 - ₹1,80,600
Digital Platforms	7.50% - 8.50%	₹13,125 - ₹14,875	₹1,57,500 - ₹1,78,500

Disclaimer: Interest rates are subject to change and may vary based on tenure, deposit amount, and market conditions. Please verify current rates before investing.

₹21 Lakh FD Interest Rates Offered by Top Banks and NBFCs in 2026

The current FD landscape in India presents varying interest rates across different banking categories. When considering a substantial investment like ₹21 lakh, understanding these rate differentials becomes crucial for maximising returns.

Public sector banks typically offer FD rates between 2.6% and 6.7% for general citizens, with State Bank of India leading at 6.05% for 5-10 year tenures. Private sector banks provide slightly better rates, ranging from 2.75% to 7.2%, with ICICI Bank offering up to 6.50% as of February 2026.

However, small finance banks emerge as the most attractive option for high-value deposits. NBFCs offer competitive rates between 6.15% and 8.50% annually.

Monthly Interest Payout for General vs Senior Citizens

Senior citizens enjoy preferential treatment in FD schemes, typically receiving an additional 0.25% to 0.60% above standard rates across most financial institutions. This advantage becomes particularly significant when calculating monthly payouts on substantial amounts like ₹21 lakh.

For general citizens depositing ₹21 lakh at the current rate of 8.05%, the annual interest amounts to ₹1,69,050, translating to approximately ₹14,087 monthly interest. Senior citizens at the enhanced rate of 8.10% would earn ₹1,70,100 annually, resulting in ₹14,175 monthly.

TDS Rules on ₹21 Lakh FD Interest

Tax Deducted at Source (TDS) regulations significantly impact high-value FDs, with banks mandated to deduct tax when interest exceeds ₹40,000 annually for individuals or ₹50,000 for senior citizens. A ₹21 lakh deposit generating substantial monthly interest will invariably attract TDS.

Given that a ₹21 lakh FD at 8.05% generates ₹1,69,050 annual interest, TDS deduction becomes inevitable. Banks will deduct ₹16,905 as TDS (10% of ₹1,69,050), reducing the net annual receipt to ₹1,52,145, or approximately ₹12,679 monthly.

Premature Withdrawal Penalty on ₹21 Lakh FD

When you withdraw your ₹21 lakh FD before maturity, you will face penalties that significantly impact your returns. Most banks impose a penalty ranging from 0.5% to 1% on the applicable interest rate for premature withdrawal. For a ₹21 lakh FD withdrawn after one year with an original 7% rate, the penalty could cost you approximately ₹21,000 in lost interest annually. Before considering such a significant investment, you should evaluate various factors that could influence your decision.

Important Things to Consider Before Investing ₹21 Lakh in an FD

Investing ₹21 lakh in an FD requires careful consideration of multiple factors that could significantly impact your financial goals and returns over time.

Interest Rate Environment: Current FD rates hover between 6 and 8.5%, but inflation often erodes real returns. With ₹21 lakh, even a 0.5% difference in rates translates to ₹10,500 annually.
Tax Implications: Your FD interest is fully taxable at your marginal tax rate. For a 30% tax bracket investor, effective returns drop significantly. Consider tax-saving FDs under Section 80C if you have not exhausted your ₹1.5 lakh limit.
Liquidity Requirements: With such a large amount, assess your emergency fund needs. Consider splitting your investment across different tenures or keeping some funds in more liquid instruments.
Inflation Impact: Historical inflation averages 4-6% annually. If your FD earns 7% but inflation runs at 5%, your real return is merely 2%.