Overseas Citizen Of India. A foreign national, - (i) who was a citizen of India at the time of, or at any time after 26th January, 1950.We're glad you're on board with our campaign to elect Kamala Harris as President and Tim Walz as Vice President. While applying for an OCI, it is mandatory for former Indian nationals to provide Certificate of Renunciation of Indian citizenship. To request allocation of a visa number for.