The Eligibility Criteria based on Nationality is as follows: A candidate must either be:
A citizen of India
A subject of Bhutan
A subject of Nepal
A Tibetan refugee who came over to India before the 1st January 1962 with the intention of permanent settlement.
A Person of Indian origin who has migrated from Sri Lanka, Burma, Pakistan and East African Countries of Malawi, Zaire, Uganda, the United Republic of Tanzania, Kenya, Zambia and Ethiopia or Vietnam with the intention of permanent settlement.