(1) Any police officer, not below the rank of a Sub-Inspector, authorised by the Authority in this behalf, may arrest any person committing in his view any offense relating to encroachment or unauthorised development on the lands vested in the Authority or on public streets, as provided under section 72 of the Act or of any order or rule or regulations thereunder, if the name and address of such person be unknown to him and he declines to give his name and address, or if the police officer has reason to doubt the accuracy of such name and address if given, and such person may be detained at the station house until his name and address shall be correctly ascertained:
Provided that no person arrested shall be detained without the order of the Judicial Magistrate longer than is necessary for bringing him before a Judicial Magistrate or twenty four hours at the utmost.
(2) It shall also be the duty of all police officers to give immediate information to the Authority of the commission of any offense against the provisions of this Act or of any order, rule or regulation made thereunder, and to assist all members, officers and servants of the Authority or any body thereof in the exercise of heir lawful authority.