10.—(1) On confirmation of disease, a veterinary inspector or an inspector acting under the direction of a veterinary inspector must serve notice on the occupiers of all holdings or on the keepers of animals on those holdings within —
(a)a 20 kilometre radius of premises where the disease is known to exist; or
(b)such other area as the Chief Veterinary Officer may decide having regard to epidemiological, geographical, ecological and meteorological factors.
(2) Such notice must require the occupier to comply with the requirements set out in article 8(1) and may impose requirements in accordance with article 9(3) and with any other requirements which the inspector considers necessary.
(3) A veterinary inspector may serve a notice that has effect in accordance with this article on any premises that are not holdings.
(4) In the case of a general notice issued in accordance with paragraph (1) or paragraph (3), any such notice must identify the area to which it applies, and it applies to all holdings or premises (as the case may be) which are wholly or partly within the area notified.