18. Where any part of a hearing is to be held in public, the Scottish Ministers must, at least 21 days before the date fixed for the holding of the hearing—
(a)publish notice of the date, time and place fixed for the holding of the hearing in a newspaper circulating in the locality in which the regulated activity which is the subject of the appeal is carried on or is to be carried on; and
(b)give written notice of the date, time and place fixed for the holding of the hearing to every person who received notice under paragraph 6 and who has made representations to the Scottish Ministers.