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Public Provident Fund (PPF) Calculator

The Public Provident Fund (PPF) is a long-term investment scheme backed by the Government of India. It is designed to promote savings and provide tax benefits under Section 80C of the Income Tax Act. PPF accounts have a lock-in period of 15 years, with an option to extend in blocks of 5 years.

PPF Features:

  1. Minimum Deposit: ₹500 per year.
  2. Maximum Deposit: ₹1,50,000 per year.
  3. Interest Rate: Currently, 7.1% per annum ( subject to change quarterly by the government ).
  4. Tenure: 15 years (extendable by 5-year blocks).
  5. Tax Benefits: Contributions, interest earned, and maturity amount are tax-free.

How to Calculate PPF Returns

Decide your yearly contribution.

Use the interest rate applicable for the current quarter.

Specify the tenure of your PPF account.

Use the formula:

$$ Maturity = \sum_{n=1}^{N} Contribution \times (1 + r)^t $$


r: Annual interest rate divided by 100

t: Remaining years until maturity

N: Total number of contributions