4(1)The President must from time to time constitute such number of Tribunals as the President thinks necessary to exercise Tribunal functions.
(2)A Tribunal constituted under sub-paragraph (1) must consist of—
(a)either—
(i)the President, or
(ii)one member selected by the President from the panel referred to in paragraph 3(1)(a),
who is to act as the convener of the Tribunal, and
(b)two other members selected by the President from the panel referred to in paragraph 3(1)(b).