11(1)The Commission may establish committees for any purpose.
(2)Any committee established under sub-paragraph (1) may establish sub-committees.
(3)Any committee or sub-committee established under this paragraph may consist of or include persons who are not members of the Commission.
(4)Any sub-committee established under sub-paragraph (2) may consist of or include persons who are not members of the committee by which it is established.
(5)Sub-paragraphs (2) to (4) do not apply to the committee established under paragraph 20(1) or to any of its sub-committees.