Special general meeting

72. (1) A special general meeting of a society may be called at any time by a majority of the committee or by any paid servant authorised by the committee or bye-laws of a society in this behalf, and shall be called by the majority of the committee or by any paid servant authorised by the committee of bye-laws of a society in this behalf within one month,- (i) on a requisition in writing of one-fifth of the members of the society or of members the number of which is specified in the bye-laws for the purpose, whichever is less; or (ii) at the instance of the Registrar or any person authorised by him in this behalf ; or (iii) in the case of a society, which is a member of a federal society, at the instance of the committee of such federal society,