After 15 year, following options are available to the subscriber (account holder):

1. Individual can withdraw 100% of amount including interest and close this account. Amount received will be 100% tax free including interest amount.
2. Individual can extend the PPF account by another 5 years for unlimited number of times.

There are two options available in case of extension:

1. PPF account extended with fresh contribution every year. In this case, 60% of the balance amount at the end of 15 years can be withdrawn. Only one withdrawal per year is allowed. In total, only 60% of the amount can be withdrawn.
2. PPF account extended without fresh contribution every year. In this case, any amount can be withdrawn of the balance amount at the end of 15 years but once per year.