1.The competent authority of a Member State other than the Member State where the outbreak or hazard referred to in Article 257(1) occurred shall, depending on the gravity of the situation and the disease or hazard in question, take one or more of the emergency measures referred to in Article 257(1) where it detects on its territory animals or products from the Member State referred to in Article 257(1) or means of transport or any other material that may have come into contact with such animals and products.
2.The competent authority referred to in paragraph 1 of this Article may, where a serious risk exists pending the adoption of emergency measures by the Commission in accordance with Article 259, take the emergency measures referred to in Article 257(1) on an interim basis, depending on the gravity of the situation with regard to animals or products originating from the establishments or other locations, or where relevant from the restricted zones of the Member State, where the disease or hazard referred to in Article 257(1) occurred, or means of transport or other material that may have come into contact with such animals.
3.A Member State may take measures as referred to in Article 257(1) in the event of an outbreak in a third country or territory bordering the Union of a disease referred to in point (a) of Article 9(1) or an emerging disease in such a third country or territory, in so far as those measures are necessary in order to prevent the spread of the disease into the territory of the Union.
4.The competent authority referred to in paragraph 1 and the competent authority of the Member State referred to in paragraph 3 shall inform the Commission and other Member States:
(a)immediately of the outbreak or occurrence of a hazard referred to in paragraph 1;
(b)without delay of the emergency measures taken pursuant to paragraphs 1 and 2.