Reopening of investigation
15.—(1) The Chief Inspector may cause the investigation of any accident to which these Regulations apply to be re-opened and shall do so—
(a)if, after the completion of the investigation, evidence has been disclosed which is in his opinion both new and important; or
(b)if for any other reason there is in his opinion ground for suspecting that the reputation of any person has been unfairly and adversely affected.
(2) Without prejudice to regulation 19(3) any investigation re-opened shall be subject to and conducted in accordance with the provisions of these regulations.