18.—(1) Subject to regulation 29, the provisions of the Schedule apply in respect of a vaccination zone in addition to any requirements or restrictions applying in any part of it because that part falls within a protection zone or a surveillance zone.
(2) Phase 1 shall commence on declaration of a vaccination zone.
(3) After 30 days have elapsed since all animals in a vaccination zone specified for vaccination in a decision to undertake a programme of protective vaccination have been vaccinated, the Scottish Ministers may declare the end of phase 1 and the commencement of phase 2 and such declaration shall specify the date and time it is to take effect.
(4) On completion of all measures in regulation 29 (a) to (d) in every reactor premises in a vaccination zone, the Scottish Ministers shall declare the end of phase 2 and the commencement of phase 3 and such declaration shall specify the date and time it is to take effect.
(5) Notwithstanding paragraph (4), the Scottish Ministers may, before completion of the measures in regulation 29(a) to (d) in every reactor premises in a vaccination zone, serve a notice on any premises classified as free of disease under regulation 28(1)(b)(iii) stating that they shall enter phase 3, and phase 3 shall be deemed to have commenced in respect of those premises on such service.
(6) The Scottish Ministers may declare the end of phase 3 where they are satisfied that the disease has been eradicated in Scotland.