10.1(1)A peace officer may arrest without warrant any person found on a premises if the peace officer has reasonable grounds to believe that the person is committing an offence under this Act.
10.1(2)A peace officer may arrest a person without warrant if the peace officer has reasonable grounds to believe that the person has committed an offence under this Act and has recently departed from the premises and
(a)
the person fails or refuses to identify themselves to the peace officer, or
(b)
the peace officer has reasonable grounds to believe that the identification given by the person is false.