Police powers of entry, search and arrest

(1) A police officer may arrest without a warrant a person whom he has reasonable cause to believe to be a gang member or whom he has reasonable cause to believe has committed an offence under this Part. (2) A police officer may, with a warrant issued by a Magistrate or Justice of the Peace so enabling him to do, enter any dwelling house and search the same if he has reasonable cause to believe that a gang member may be found in that dwelling house. (3) A police officer may enter without a warrant and search any place or premises not used as a dwelling house if he has reasonable cause to believe that a gang member may be found in such place or premises.