Uganda

1. Any question as to the interpretation of this Constitution shall be determined by the Court of Appeal sitting as the Constitutional Court.
2. When sitting as a Constitutional Court, the Court of Appeal shall consist of a bench of five members of that Court.
3. A person who alleges that-
a. an Act of Parliament or any other law or anything in or done under the authority of any law; or
b. any act or omission by any person or authority,
is inconsistent with or in contravention of a provision of this Constitution, may petition the Constitutional Court for a declaration to that effect, and for redress where appropriate.
4. Where upon determination of the petition under clause (3) of this article the Constitutional Court considers that there is need for redress in addition to the declaration sought, the Constitutional Court may-
a. grant an order of redress; or
b. refer the matter to the High Court to investigate and determine the appropriate redress.
5. Where any question as to the interpretation of this Constitution arises in any proceedings in a court of law other than a Field Court Martial, the Court-
a. may, if it is of the opinion that the question involves a substantial question of law; and
b. shall, if any party to the proceedings requests it to do so,
refer the question to the constitutional court for decision in accordance with clause (1) of this article.
6. Where any question is referred to the constitutional court under clause (5) of this article, the constitutional court shall give its decision on the question, and the court in which the question arises shall dispose of the case in accordance with that decision.
… (Art. 137)