Section 2(5) in The Tamil Nadu Co-Operative Societies Act, 1983
(5)"apex society" means [a State level registered society] [Substituted for 'a registered society' by Tamil Nadu Act No. 4 of 2013, dated 23.2.2013, w.e.f. 31.1.2013.] whose area of operation extends to the whole of the State of Tamil Nadu and which has as its principal object, the promotion of the principal objects of, and the provision of facilities for the operations of, other registered societies affiliated to it and classified as an apex society by the Registrar;
