Commencement of first review
21.—(1) Before the Commission holds the first review of a certificate under section 26 of the 2001 Act—
(a)it must serve on the person certified, the Secretary of State and the relevant law officer notice of when it is going to commence the review, unless it has already served on them a notice under rule 19; and
(b)it may give directions in relation to the review.
(2) A notice under paragraph (1)(a) must be served not later than 42 days before the commencement of the review, unless the Commission orders otherwise.