7.—(1) Upon the presence of a designated disease on premises being confirmed by the Chief Veterinary Officer or by a person authorised by him or her, a veterinary inspector —
(a)in the case of poultry shall, and
(b)in the case of other captive birds or racing pigeons, may
by notice served on the occupier of the premises or the keeper of any birds on the premises, impose the requirements contained in Part II of Schedule 1 to this Order in addition to the conditions imposed by virtue of notices issued under article 5.
(2) A veterinary inspector may also serve such a notice on the occupier of premises or keeper of birds on premises which, because of their location, configuration or contact with premises (in Wales or elsewhere) where the presence of a designated disease has been confirmed by the Chief Veterinary Officer or by a person authorised by him or her, contain poultry, other captive birds or racing pigeons which may, in the opinion of the veterinary inspector, have been exposed to the risk of a designated disease.