what is national identity number in india for schengen visa
National identification number A national identification number, national identity number, or national insurance number is used by the governments of many countries as a means of tracking their citizens, permanent residents, and temporary residents for the purposes of work, taxation, government benefits, health care, and other governmentally-related functions. The number appears on identity documents issued by several of the countries.
Overseas Citizenship of India The Overseas Citizenship of India (OCI) is an immigration status authorized for a foreign citizen of Indian origin to live and work in the Republic of India indefinitely. The OCI was introduced in response to demands for dual citizenship by the Indian diaspora, particularly in developed countries. It was introduced by The Citizenship (Amendment) Act, 2005 in August 2005. It was launched during the Pravasi Bharatiya Divas convention held in Hyderabad in 2006.[1]