18.—(1) Where a veterinary inspector reasonably believes that an animal kept on any premises is or may be affected with tuberculosis, he may by notice served on the occupier of such premises—
(a)require him to keep the animal under control in such manner as may be specified in the notice or to confine it to such part of the premises as may be specified; and
(b)prohibit the movement of animals on to or off such premises, except under the authority of a licence issued by an inspector.
(2) In paragraph (1), “animal” means any kind of mammal except a bovine animal or man.