its ok TC the old bill can enter your aircraft
98 Right of entry
(1) A constable in uniform may board an aircraft if he reasonably suspects that he may wish to exercise a power by virtue of section 96 or under section 97 in respect of a person who is or may be on the aircraft.
(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 96 or under section 97 in respect of a person who is or may be in that place.
(3) For the purposes of boarding an aircraft or entering a place under this section a constable-
(a) may use reasonable force;
(b) may be accompanied by one or more persons.