308. Powers of constables and justices of the peace.

If a constable suspects with reasonable cause that any person is committing or has committed a specified offence1 the constable may without warrant:

(1)     stop and search that person if the constable suspects with reasonable cause that evidence of the commission of the offence is to be found on that person2;

(2)     search or examine anything which that person may be using or which is in that person's possession if the constable suspects with reasonable cause that evidence of the commission of the offence is to be found on that thing3; or

(3)     seize and detain, for the purposes of proceedings in