12.—(1) If after the conclusion of any further procedure conducted by virtue of regulation 8, the appointed person proposes to take into consideration any new evidence which is material to the determination of the appeal, the appointed person must not reach a decision on the appeal without first affording the appellant, the planning authority and other relevant party an opportunity of making representations on such new evidence.
(2) In this regulation–
“relevant party” means–
where the new evidence relates to a specified matter considered at a hearing session or inquiry session, any person entitled to appear at that hearing session or inquiry session;
where the new evidence relates to matters in respect of which further written representations or information was sought by a procedure notice under regulation 10, any person to whom such notice was sent.