(1) A party to a reference to the Tribunal may with permission appeal -
(a) to the Court of Appeal, or
(b) in Scotland, to the Court of Session,
on a point of law arising from a decision of the Tribunal disposing of the reference.
(2) "Permission" means permission given by the Tribunal or by the Court of Appeal or (in Scotland) the Court of Session.
(3) If, on an appeal under subsection (1), the court considers that the decision of the Tribunal was wrong in law, it may -
(a) remit the matter to the Tribunal for rehearing and determination by it; or
(b) itself make a determination.
(4) An appeal may not be brought from a decision of the Court of Appeal under subsection (3) except with the leave of -
(a) the Court of Appeal; or
(b) the Supreme Court.
(5) An appeal lies, with the leave of the Court of Session or the Supreme Court, from any decision of the Court of Session under this section, and such leave may be given on such terms as to costs, expenses or otherwise as the Court of