In the intervening period, NCTE, in exercise of powers conferred under sub-section (1) of section 23 of Right of Children to Free and Compulsory Education Act, 20093 , and in pursuance of Notification No. S.O. 750 (E) dated 31 March 2010 issued by the Department of School Education and Literacy, Ministry of Human Resource Development, Government of India, laid down minimum qualification for a candidate to be eligible for appointment as teacher in class 1 to 8 in a school referred to in clause (n) of Section 2 of Act 2009. The NCTE vide notification dated 23 August 2010, inter alia, included as essential qualification that a candidate must pass the Teacher Eligibility Test4 to be conducted by the appropriate Government in accordance with the guidelines framed by the NCTE for the purposes. In other words, w.e.f. 23 August 2010, TET became an essential qualification. The claim of the petitioners for appointment, inter alia, has been rejected by the respondent authorities primarily for the reason that the petitioners do not fulfill the qualification i.e. have not passed TET examination as notified by