In the event of an official confirmation in accordance with Article 58(1) of an outbreak of a listed disease as referred to in point (a) of Article 9(1) in kept animals, the competent authority shall immediately:
(a)
declare the affected establishment, food or feed business, animal by–products establishment or other location as officially infected with that listed disease;
(b)
establish a restricted zone appropriate for that listed disease;
(c)
implement the contingency plan provided for in Article 43(1) to ensure full coordination of the disease control measures.