Giving of determination
47.—(1) This rule applies when the Commission determines any proceedings.
(2) The Commission must record its decision and the reasons for it.
(3) The Commission must serve on the parties a written determination containing its decision and, if and to the extent that it is possible to do so without disclosing information contrary to the public interest, the reasons for it.
(4) Where the determination under paragraph (3) does not include the full reasons for its decision, the Commission must serve on the Secretary of State and the special advocate a separate determination including those reasons.