Bar to suits and prosecution in certain cases.

(1) No suit, prosecution or other proceedings shall lie against an authority or any officer or servant thereof or any person acting under their direction or any Government officer or servant employed for the purposes of this Act for anything which is in good faith done in pursuance of this Act, or any rules made thereunder. (2) No suit, prosecution or other proceedings shall lie against any officer or servant of the Authority or any Government officer or servant employed for the purposes of this Act for anything done under this: - (a) Unless the previous sanction of the State Government has been obtained; and (b) until the expiration of two months after notice in writing has been given to the person to be used, clearly stating the cause of action and the nature of relief sought and other like particulars.