National Register of Citizens (NRC) means the register containing the names of Indian citizens. NRC updation basically means the process of enlisting the names of citizens based on Electoral Rolls upto 1971 and 1951 NRC.
The NRC will be updated as per the provisions of The Citizenship Act, 1955 and The Citizenship (Registration of Citizens and Issue of National Identity Cards) Rules, 2003 (As amended by 1. G. S. R. 803(E), dated 9th November, 2009 (with effect from 9/11/2009.) 2. Ministry of Home Affairs (Office of Registrar General, India), Order No. S.O. 596(E), dated 15th March, 2010, published in the Gazette of India, Extra, Part II. No. 504 S.3(ii), dated 16th March, 2010 p.1.).
As per the two statutes, the eligibility status would be ascertained based on the NRC, 1951, Electoral Rolls upto 1971 and in their absence the admissible documents upto 24th March (midnight) 1971. The updated NRC shall contain names of persons eligible for inclusion in updated NRC by virtue of being original inhabitants of Assam.