75.— (1) Within 3 months from the date on which an appeal is determined by the Appeal Board any party to the appeal may appeal to the High Court on any question of law arising from the determination.
(2) The High Court may—
(a) affirm the determination,
(b) set it aside,
(c) make any other determination which the Appeal Board could have made, or
(d) remit the matter to the Appeal Board for further consideration.
(3) An appeal may not be brought from a decision of the High Court under this section except by its leave.