18.—(1) An inspector shall, on producing, if required to do so, some duly authenticated document showing his authority, have the right at all reasonable hours to enter any land or premises for the purposes of ascertaining whether there is or has been on the premises any contravention of these Regulations; and in this regulation “premises” includes any place, installation, vehicle (including any container, trailer, semi-trailer, caravan or other thing which is designed or adapted to be towed by another vehicle), train, ship, vessel, boat, craft, hovercraft or aircraft.
(2) An inspector shall have powers to carry out all checks and examinations necessary for the enforcement of these Regulations, and in particular may—
(a)carry out inspections of any processes used for the marking and identification of animals, any premises and any installation;
(b)examine documentary or data processing material relevant to the checks carried out under these Regulations; and
(c)take with him a representative of the European Commission acting for the purposes of the Decision.