The National Institute of Open Schooling was set up by the Ministry of Human Resource Development (MHRD), Government of India set up the National Open School (NOS) in November 1989. Through a Resolution (No. F.5-24/90 Sch.3 dated 14 September 1990 published in the Gazette of India on 20 October 1990), the National Open School (NOS) was vested with the authority to register, examine and certify students registered with it up to pre-degree level courses. The NIOS is a national board that administers examinations for Secondary and Senior Secondary examinations similar to the CBSE and the CISCE. It also offers vocational courses after the high school. Hence it is a public authority under section 2 (h) of the RTI Act 2005.
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