The period of application and maintenance of the measures provided for in Articles 6, 8, 9 and 10 shall be determined by the procedure laid down in Article 19. The period may in no case be less than 12 months where vaccination has been carried out in accordance with Articles 6 (1) and 9 (2).
However, notwithstanding Articles 9 (1) (c) and 10 (1):
equidae from the protection zone and from the surveillance zone may be transported under official supervision and under the conditions laid down in Article 5 (3) of Directive 90/426/EEC to the quarantine station referred to in Article 5 (3) (d) of that Directive;
movements of equidae within zones of the same status shall be subject to authorization from the competent authorities on the basis of the following rules:
equidae shall:
undergo a prior official check,
require identification, and
be accompanied by an official document;
Member States shall ensure, in all events, that equidae vaccinated less than 60 days previously cannot leave the holding on which they were at the time the vaccination was carried out;
Member State shall inform the Commission within the Standing Veterinary Committee on measures taken in this field.