(4)Notwithstanding anything contained in any orther law for the time being in force, any legal proceeding (whether civil or criminal) which may lawfully be brought against any member of the Force for anything done or intended to be done under the powers conferred by, or in pursuance of, any provision of this Act or the rules, shall be commenced within three months after the act complained of was committed and not otherwise, and notice in writing of such proceedings and of the cause thereof shall be given to the defendant or his superior officer at least one month before the commencement of such proceedings.
