4. Constitution of Executive Committee.- (1) The Bureau may, with the prior approval of the Central Government by notification in the Official Gazette constitute an Executive Committee which shall consist of the following members, namely:- (a) Director General of the Bureau who shall be its ex-officio Chairman; (b) such number of members, as may be prescribed. (2) The Executive Committee constituted under sub-section (1) shall perform, exercise and discharge such of functions, powers and duties of the Bureau as may be delegated to it by the Bureau. | 
