The National Institute of Open Schooling (NIOS) formerly known as National Open School (NOS) was established in November, 1989 as an autonomous organisation in pursuance of National Policy on Education 1986 by the Ministry of Human Resource Development (MHRD), Government of India. NIOS is providing a number of Vocational, Life Enrichment and community oriented courses besides General and Academic Courses at Secondary and Senior Secondary level. It also offers Elementary level Courses through its Open Basic Education Programmes (OBE). Government of India through a gazette notification vested NIOS with the authority to examine and certify learners registered with it upto pre degree level courses whether Academic, Technical or Vocational. Association of Indian Universities, July 25, 1991 issued Equivalence of Senior Secondary Certificate Examination of NIOS.
Sustainable inclusive learning with universal and flexible access to quality school education and skill development. Providing relevant, continuing and holistic education up to pre-degree level through Open and Distance Learning System. (ii). Contributing to the Universalisation of School Education. (iii). Catering to the educational needs of the prioritized target groups for equity and social justice.