After retirement, securing regular income while keeping savings safe becomes an important financial priority. For senior citizens and retirees, the Post Office offers two popular government-backed savings options: the Senior Citizen Savings Scheme (SCSS) and the Monthly Income Scheme (MIS).
Both schemes provide fixed interest income, but their interest rates and payment schedules are different. If you have Rs 15 lakh available for investment, understanding the returns from these two options can help you compare them.
For the October-December 2026 quarter, SCSS offers an annual interest rate of 8.2 per cent, while MIS provides 7.4 per cent. Here is how much interest you can earn from a Rs 15 lakh investment over five years.
SCSS: How Much Interest Will You Earn on Rs 15 Lakh?
The Senior Citizen Savings Scheme (SCSS) is designed primarily for individuals aged 60 years and above who want regular income after retirement.
For the October-December 2026 quarter, the scheme offers an annual interest rate of 8.2 per cent. An individual can deposit up to Rs 30 lakh in this account.
If you invest Rs 15 lakh in SCSS, the estimated returns will be:
| Investment Details | Amount |
|---|---|
| Total Investment | Rs 15,00,000 |
| Annual Interest Rate | 8.2% |
| Interest Per Year | Rs 1,23,000 |
| Quarterly Interest | Rs 30,750 |
| Total Interest in 5 Years | Rs 6,15,000 |
| Principal Returned at Maturity | Rs 15,00,000 |
Under this calculation, an investment of Rs 15 lakh will generate Rs 30,750 every three months. Over the full five-year period, the total interest earned will be Rs 6.15 lakh, assuming the stated interest rate remains unchanged throughout the tenure.
The original investment of Rs 15 lakh will also be returned at maturity.
Post Office MIS: Monthly Income on a Rs 15 Lakh Investment
The Post Office Monthly Income Scheme (MIS) is suitable for investors who prefer receiving interest every month rather than waiting for quarterly payments.
For the October-December 2026 quarter, MIS offers an annual interest rate of 7.4 per cent. An individual can invest a maximum of Rs 9 lakh, while the investment limit for a joint account is Rs 15 lakh.
Therefore, a Rs 15 lakh investment would need to be made through a joint account.
The estimated returns are as follows:
| Investment Details | Amount |
|---|---|
| Total Investment | Rs 15,00,000 |
| Annual Interest Rate | 7.4% |
| Interest Per Year | Rs 1,11,000 |
| Monthly Interest | Rs 9,250 |
| Total Interest in 5 Years | Rs 5,55,000 |
| Principal Returned at Maturity | Rs 15,00,000 |
With a Rs 15 lakh joint investment, the monthly interest would be Rs 9,250. Over five years, the total interest income would reach Rs 5.55 lakh, assuming the current rate remains unchanged.
The original investment amount is returned when the scheme matures.
SCSS vs MIS: Which Scheme Gives More Interest in 5 Years?
Both Post Office schemes offer regular income, but the difference in their interest rates affects the total returns.
If Rs 15 lakh is invested in each scheme for five years, the estimated interest comparison is:
| Particulars | SCSS | MIS |
|---|---|---|
| Investment | Rs 15 lakh | Rs 15 lakh |
| Interest Rate | 8.2% | 7.4% |
| Monthly Income | Not applicable | Rs 9,250 |
| Quarterly Income | Rs 30,750 | Not applicable |
| Five-Year Interest | Rs 6,15,000 | Rs 5,55,000 |
| Maturity Period | 5 years | 5 years |
Based on these calculations, SCSS generates Rs 60,000 more interest than MIS over five years.
However, the payment frequency is different. SCSS provides interest every three months, whereas MIS credits interest every month.
Investors who want higher quarterly income may consider SCSS, while those who prefer a regular monthly cash flow may find MIS more suitable, subject to eligibility and investment limits.
Tax Benefits and Important Rules Before Investing
Interest earned from both SCSS and MIS is taxable according to the investor’s applicable income tax slab.
SCSS also offers an opportunity to claim tax deductions on eligible investments under Section 80C of the Income Tax Act, subject to the overall limit and conditions of the old tax regime. MIS investments do not qualify for this deduction.
Before investing, senior citizens should also understand the following rules:
- SCSS eligibility: Generally, individuals must be at least 60 years old to open an account.
- Investment limits: SCSS allows deposits of up to Rs 30 lakh. MIS permits up to Rs 9 lakh for an individual account and Rs 15 lakh for a joint account.
- Maturity period: Both schemes have an initial tenure of five years.
- SCSS extension: The SCSS account can be extended for another three years by submitting an application, subject to the prescribed rules.
- Premature withdrawal: Closing either account before maturity may attract penalties according to the applicable rules.
- Interest payments: SCSS pays interest quarterly, while MIS provides monthly interest.
Before choosing between these schemes, investors should compare their income requirements, tax liability, eligibility and withdrawal needs. The actual return after tax may differ depending on individual circumstances.