|Power of arrest.
||173. (1) An officer may, if he has reasonable grounds to believe that a person is committing, or has within the past year committed or been concerned in the commission of, an offence under this Act, arrest that person; and the officer may for that purpose use all reasonable force.
(2) A person arrested in accordance with this section shall forthwith be taken before a magistrate, or to a police station, to be dealt with according to law.
(3) No officer shall be liable to legal proceedings for any action taken in good faith in accordance with this section.
(4) Without prejudice to the powers of a police officer to arrest any person for an offence under this Act which is cognizable to the police under any other law, for the purposes of this section the expression "officer" includes a police officer.