6.—(1) The rules may permit Commissioners to hold proceedings in specified circumstances in the absence of any person, including the prisoner concerned and any representative appointed by him.
(2) Where a prisoner and any representative appointed by him are excluded from proceedings by virtue of sub-paragraph (1), the Attorney General may appoint a person to represent the prisoner’s interests in those proceedings.
(3) A person appointed under sub-paragraph (2) shall not be responsible to the prisoner whose interests he represents.