Powers of inspectors and officers in control or restricted zones
13.—(1) In a control or restricted zone, veterinary inspectors, officers authorised by the Welsh Ministers and inspectors have the powers they have in article 8.
(2) A veterinary inspector may also—
(a)require the occupier of premises in a protection zone or the keeper of any animal on such premises to allow the vaccination of any animal kept there; and
(b)require the occupier or keeper—
(i)to retain animals for use as sentinel animals, or
(ii)to allow the introduction of sentinel animals onto those premises.
(3) In this article “sentinel animal” means an animal that does not have antibodies to the bluetongue virus when first introduced or retained at the premises, and is used for surveillance for the bluetongue virus.