About NIOS
The National Institute of Open Schooling (NIOS), formerly known as the National Open School (NOS), was established in November 1989 as an autonomous organisation in pursuance of the National Policy on Education 1986 by the Ministry of Education (MOE), Government of India.
NIOS provides a number of Vocational, Life Enrichment, and Community-Oriented Courses in addition to General and Academic Courses at the Secondary and Senior Secondary levels. It also offers Elementary-level Courses through its Open Basic Education (OBE) programmes.
Through a Gazette notification, the Government of India vested NIOS with the authority to examine and certify learners registered with it up to pre-degree level courses, whether Academic, Technical, or Vocational. The Association of Indian Universities, via letter No. EV/11(354)/91 dated 25 July 1991, issued equivalence of the Senior Secondary Certificate Examination of NIOS.