7.—(1) The decision of the appointed person on an appeal may not be challenged except by proceedings for judicial review.
(2) If the appointed person grants approval of an application, that approval is to be taken as if it were an approval granted by the authority in relation to the application.
(3) Subject to subparagraph (4), the undertaker must pay the reasonable costs of the appointed person incurred in deciding the appeal.
(4) On written application by the authority or the undertaker, the appointed person may make a direction as to the costs of the parties to the appeal and of the appointed person, including imposing an obligation on any party to pay all or part of such costs to the party which incurred them.
(5) In considering an application under subparagraph (4) the appointed person must have regard to Communities and Local Government Circular 03/2009 or any circular or guidance which may from time to time replace it.