(1)A constable in uniform may board a ship if he reasonably suspects that he may wish to exercise a power by virtue of section 83 or under section 85 in respect of a person who is or may be on the ship.
(2)A constable in uniform may enter any place if he reasonably suspects that he may wish to exercise a power by virtue of section 83 or under section 85 in respect of a person who is or may be in that place.
(3)For the purposes of boarding a ship or entering a place under this section a constable—
(a)may use reasonable force;
(b)may be accompanied by one or more persons.