law: The Delhi Municipal Corporation Act, 1957
  Powers and duties of police officers
  474. Arrest of offenders.-
  (1) Any police officer may arrest any person who commits in his view any offence against this Act or against any rule, regulation or bye-law made thereunder, if-
  (a) the name and address of such person be unknown to him, and
  (b) such person on demand declines to give his name and address or gives a name and address which such officer has reason to believe to be false.
  (2) No person so arrested shall be detained in custody after his true name and address are ascertained or, without the order of the nearest magistrate, for a period longer than twenty-four hours from the time of arrest exclusive of the time necessary for the journey from the place of arrest to the court of such magistrate.