Section 2(i) in Tamil Nadu Agricultural Service Co-Operative Societies (Appointment of Special Officers) Act, 1986
(i)"apex society" means a registered society 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 includes any registered society notified by the Government as an apex society;
