(1) An appeal shall lie from a judgment of the Court of Appeal to the Supreme Court -

(a) as of right in a civil or criminal cause or matter in respect of which an appeal has been brought to the Court of Appeal from a judgment of the High Court or a Regional Tribunal in the exercise of its original jurisdiction; or

(b) with the leave of the Court of Appeal, in any other cause or matter, where the case was commenced in a court lower than the High Court or a Regional Tribunal and where the Court of Appeal is satisfied that the case involves a substantial question of law or is in the public interest.

(2) Notwithstanding clause (1) of this article, the Supreme Court may entertain an application for special leave to appeal to the Supreme Court in any cause or matter, civil or criminal, and may grant leave accordingly.

(3) The Supreme Court shall have appellate jurisdiction, to the exclusion of the Court of Appeal, to determine matters relating to the conviction or otherwise of a person for high treason or treason by the High Court.

(4) An appeal from a decision of the Judicial Committee of the National House of Chiefs shall lie to the Supreme Court with the leave of that Judicial Committee or the Supreme Court.