Written by Sachin Gupta
Published on July 10, 2026 | 13 min read
Saving money is important, but growing your wealth alongside saving is even more important. This is where Fixed Deposits (FDs) become a smart investment option. FDs have been a preferred choice among Indians due to their predictable return and capital safety. These features have been key factors driving their popularity among investors.
A fixed deposit is an investment option in which you invest a lump sum amount with a bank or non-banking financial corporation (NBFC) at a predetermined interest rate for a specific time frame. Whether you are a salaried employee creating an emergency fund, a business owner managing surplus cash, or a retired individual seeking regular returns, an FD can help you achieve your financial goals with minimal risk.
But it is important to understand what a fixed deposit is, how it works, how interest on an FD is calculated, its taxation rules, and more before investing.
Offered by banks and NBFCs, a fixed deposit is a financial instrument in which you can deposit a lump sum of money at a specific interest rate for a fixed tenure. This is totally different from a savings account, where you can deposit or withdraw money at any time. The amount invested in an FD is locked for the chosen period unless you opt for premature withdrawal.
The biggest benefit of an FD is that the interest rate remains unchanged over the term of the investment, irrespective of changes in market conditions. Fixed deposits are considered one of the safest forms of investment because they offer assured returns with minimal risk of loss to the invested capital. Fixed deposits pay a higher interest rate than a savings account until maturity.
For instance, if an investor invests ₹2,00,000 in a fixed deposit for 3 years at an interest rate of 7% per annum, the interest will continue to be calculated at the predefined interest rate despite any change in interest rate.
The working process of an FD is very simple:
The bank interest may be paid:
The calculation of fixed deposit interest depends on the FD, whether it offers simple interest or compound interest. However, most banks offer compound interest on FDs. The formula to calculate fixed deposit interest rate is as follows: A= P x (1 + r/n)^ (nt) Where: A= Maturity Amount P= Principal Amount r= Annual interest rate n= Number of times interest is compounded in a year t= Time in years
Let us understand this with a simple example:
At the end of 5 years, your maturity amount will be ₹7,07,389. This includes the principal amount of ₹5,00,000 and the interest amount of ₹2,07,389.
However, you don’t need to use the formula manually. You can use any fixed deposit calculator to estimate the FD interest amount.
Fixed deposits are one of the most trusted fixed-income investments due to several advantages mentioned below:
Fixed deposits are considered one of the low-risk investments. Despite this, they are exposed to various risks mentioned below:
It is important to understand the taxation aspects of fixed deposits before making an investment decision.
The interest earned from the fixed deposit is taxable according to the income tax slab of an individual.
| Category | Annual Interest Threshold | TDS Rate (With PAN) | TDS Rate (Without PAN) |
|---|---|---|---|
| Individuals < 60 years & HUF | ₹50,000 | 10% | 20% |
| Senior Citizens (≥ 60 years) | ₹1,00,000 | 10% | 20% |
| NRIs (NRO Accounts) | No Minimum Threshold | 30% + Surcharge + Cess | 30% + Surcharge + Cess |
Individuals can opt for tax-saving FDs which fall under section 80C, up to an overall limit. Tax saver FD comes with the following conditions:
Note: Tax laws are subject to change; one should always check the prevailing tax rules before investing.
Eligible individuals may submit the declaration forms to avoid TDS deduction from their interest income.
However, filling out these forms does not exempt anyone from paying taxes if their interest income is taxable.
When you are planning to invest in an FD, there are certain things that you must consider:
Also Read: Fixed Deposit vs. Post Office Deposits: Which One is Better?
Even though fixed deposits are supposed to be held until maturity, most banks allow you to withdraw your funds before the maturity date. However, you need to understand some rules and charges before breaking an FD.
Yes, most banks allow premature withdrawal of regular fixed deposits. However, the terms and conditions for that might vary from one bank/financial institution to another. Special FDs, like tax-saving fixed deposits, come with a 5-year lock-in period and do not allow premature withdrawals e, except in a few circumstances.
Premature closure of a fixed deposit attracts a penalty imposed by the banks. In most cases, the bank will pay interest based on the applicable rate for the actual period the deposit remained invested.
| Basis | Fixed Deposit (FD) | Recurring Deposit (RD) |
|---|---|---|
| Investment Method | A lump sum amount is invested at the beginning. | A fixed amount is deposited every month. |
| Suitable For | Individuals with surplus funds available for immediate investment. | Individuals who want to save regularly from their monthly income. |
| Returns | Interest is earned on the entire deposited amount from the start. | Interest is earned on each monthly instalment from the date it is deposited. |
| Interest Rate | Generally similar to RD rates and fixed for the chosen tenure. | Usually offers interest rates comparable to FDs, depending on the bank. |
| Tenure | Flexible, typically ranging from 7 days to 10 years. | Usually ranges from 6 months to 10 years, depending on the bank. |
| Liquidity | Premature withdrawal is allowed but may attract penalties. | Premature closure is also permitted, usually with applicable penalties. |
| Loan Facility | Loans can often be availed against the FD. | Many banks also offer loans against RDs, subject to terms and conditions. |
| Best For | Investors seeking guaranteed returns on a one-time investment. | Salaried individuals and disciplined savers looking to build wealth gradually. |
Even in today's investment landscape, where many investment options carry higher levels of risk, a fixed deposit (FD) remains one of the simplest, safest, and most dependable forms of investment for investors who want to earn assured interest and a fixed maturity amount. Individuals should review the interest rates, tenure, taxability, and premature withdrawal rules before investing in fixed deposits.
A Fixed Deposit is a financial product in which you deposit a lump sum amount with a bank or financial institution for a fixed period and earn a guaranteed interest rate.
Yes. Fixed Deposits offered by regulated banks are generally considered among the safest investment options because they provide predictable returns and are not directly affected by stock market movements.
Yes, most banks allow premature withdrawal. However, a penalty may apply, and the interest paid may be lower than originally agreed.
You can calculate FD interest using the compound interest formula or by using an online FD calculator provided by banks. The maturity amount depends on the investment amount, interest rate, tenure, and compounding frequency.
Yes. Interest earned on Fixed Deposits is taxable according to your applicable income tax slab. Banks may also deduct TDS if the interest exceeds the prescribed threshold.
If your goal is to earn higher returns on money that you don't need immediately, a Fixed Deposit is generally a better choice. For daily transactions and instant access to funds, a savings account is more suitable.
About Author
Sachin Gupta
Senior Sub-Editor
is a seasoned financial writer with over eight years of experience across global markets, including Australia, the UK, and New Zealand. He specialises in simplifying complex financial concepts, making them accessible and engaging for a wide range of readers. When he’s not writing or traveling, he can often be found exploring the mountains, drawing inspiration from the calm and clarity of the outdoors.
Read more from SachinUpstox is a leading Indian financial services company that offers online trading and investment services in stocks, commodities, currencies, mutual funds, and more. Founded in 2009 and headquartered in Mumbai, Upstox is backed by prominent investors including Ratan Tata, Tiger Global, and Kalaari Capital. It operates under RKSV Securities and is registered with SEBI, NSE, BSE, and other regulatory bodies, ensuring secure and compliant trading experiences.
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