14 April 2018
one can not make (for any reason,whether he was in India / or out of it) PPF subscription-contribution , for the elapsed period, but can claim TAX FREE INTEREST earned by him , due to earlier subscription in his ITR
14 April 2018
NRIs can deposit in PPF account started while the depositor was resident in India till its maturity. Inference - Notification (MOF (DEA) No GSR 585 (E) dated 25.7.2003)