17.—(1) The Minister shall cause the investigation of an accident or a serious incident carried out under this Order to be re-opened if evidence has been disclosed after the completion of the investigation which, in his opinion, is new and significant.
(2) The Chief Inspector may cause the investigation of an incident (other than a serious incident) to be re-opened if evidence has been disclosed after the completion of the investigation which, in his opinion, is new and significant.
(3) Where the investigation of an accident or a serious incident was instituted by another Contracting State, the Minister shall obtain the consent of that State before causing the investigation to be re-opened under sub-paragraph (1).
(4) Any re-opened investigation shall be carried out in accordance with this Order.