7. In relation to national security proceedings –
(a)the President or the Vice-President shall select a chairman, who shall be the President, the Vice-President or a member of the panel selected in accordance with regulation 6(a), and the President or the Vice-President may select himself; and
(b)in any such proceedings which are to be determined by a tribunal comprising a chairman and two other members, the President or the Vice-President shall select one of those other members from the panel selected in accordance with regulation 6(b)(i) and the other from the panel selected in accordance with regulation 6(b)(ii).