15.—(1) The Scottish Ministers must, on confirmation of bluetongue on premises in Scotland, declare a control zone.
(2) If bluetongue is confirmed outside Scotland by a competent authority other than the Scottish Ministers, the Scottish Ministers may declare a control zone in Scotland.
(3) The size of a control zone is to be such as the Scottish Ministers consider necessary to reduce the spread of bluetongue.
(4) A person must not move an animal, into, out of, or within a control zone.
(5) A control zone may be extended or reduced by the Scottish Ministers on the basis of epidemiological, geographical, ecological or meteorological circumstances.
(6) The Scottish Ministers may, in declaring a control zone, specify such other measures as they consider necessary to reduce the risk of the spread of bluetongue.