(1)A constable may do anything an enforcement officer may do under section 18 to 25.
(2)But the restrictions imposed on an enforcement officer by section 19, 21, 22 and 24 apply to a constable only to the extent that they do not conflict with a constable’s powers under any other enactment or rule of law.
(3)Where the restrictions imposed by section 21 and 22 apply, the constable does not have to be accompanied by another constable.