8.—(1) Notwithstanding a decision by the Chief Inspector under regulation 7(2) not to investigate, he may at any subsequent time cause an investigation to be carried out if he is then satisfied there is good reason in the interests of future safety to do so.
(2) The Chief Inspector may cause any investigation to be re-opened if, following its completion, in his opinion new and important evidence is discovered which could have a material effect on any safety recommendations made.
(3) Any investigation may be re-opened either in whole or as to any part of it and a re-opened investigation shall be subject to and conducted in accordance with the provisions of these Regulations.