Section 4. Composition of the Authority.

(1) The Authority shall consist of the following members, namely:- (a) Minister in-charge of Transport, who shall be the Chairman, ex-officio; (b) Chief Secretary to the Government, who shall be the Vice-Chairman, ex-officio; (c) Vice-Chairman of the Chennai Metropolitan Development Authority, who shall be the Vice-Chairman, ex-officio; (d) Secretary to Government, Transport Department, ex-officio; (e) Secretary to Government, Finance Department, ex-officio; (f) Secretary to Government, Housing and Urban Development Department, ex-officio; (g) Secretary to Government, Highways Department, ex-officio; (h) Secretary to Government, Home Department, ex-officio; (i) Secretary to Government, Municipal Administration and Water Supply Department, ex-officio; (j) Commissioner of Police, Greater Chennai, ex-officio; (k) Commissioner, Chennai City Municipal Corporation, ex-officio; (l) Transport Commissioner, ex-officio; (m) Member-Secretary of the Chennai Metropolitan Development Authority, ex-officio; (n) General Manager, Southern Railway, Chennai, ex-officio; (o) Divisional Railway Manager, Chennai Division, Southern Railway, Chennai, ex-officio; (p) Managing Director, Metropolitan Transport Corporation (Chennai) Limited, Chennai, ex-officio; (q) Managing Director, Chennai Metro Rail Limited, Chennai, ex-officio; (r) One eminent traffic and transportation expert nominated by the Government. (2) The Authority may co-opt not more than three additional members in accordance with such procedure and terms and conditions as may be prescribed. (3) When the Chairman of the Authority is unable to discharge the functions owing to absence, illness or any other cause, one of the two Vice-Chairmen, senior by rank, shall discharge the functions of the Chairman until the Chairman assumes charge of his functions.