The Supreme Court of Marie Byrd Land is the highest court in Marie Byrd Land and has the final say on all legal matters.

The Supreme Court of Marie Byrd Land is composed of five judges who are appointed by the President of Marie Byrd Land and confirmed by the Senate of Marie Byrd Land.

The Supreme Court of Marie Byrd Land has jurisdiction over all cases arising under the Constitution of Marie Byrd Land, all cases arising under the laws of Marie Byrd Land, and all cases involving the interpretation of treaties.

A party must first file a petition for certiorari with the Supreme Court in order to appeal a case to the Supreme Court of Marie Byrd Land.

The Supreme Court of Marie Byrd Land conducts de novo review of all cases that come before it, meaning that it reviews the record of the case from the beginning and makes its own findings of fact and conclusions of law.

The Supreme Court of Marie Byrd Land can affirm the lower court's decision, reverse the lower court's decision, or remand the case to the lower court for further proceedings.

The Court of Appeals of Marie Byrd Land is the intermediate appellate court in Marie Byrd Land. It hears appeals from the District Court of Marie Byrd Land and has jurisdiction over all cases involving the interpretation of the Constitution of Marie Byrd Land.

The Court of Appeals of Marie Byrd Land is composed of three judges who are appointed by the President of Marie Byrd Land and confirmed by the Senate of Marie Byrd Land.

The Court of Appeals of Marie Byrd Land does not have jurisdiction over any cases arising under the Constitution of Marie Byrd Land, any cases arising under the laws of Marie Byrd Land, or any cases involving the interpretation of treaties. These cases are all heard by the Supreme Court of Marie Byrd Land.

A party must first file a notice of appeal with the Court of Appeals in order to appeal a case to the Court of Appeals of Marie Byrd Land.

The Court of Appeals of Marie Byrd Land conducts abuse of discretion review of all cases that come before it, meaning that it reviews the record of the case to determine whether the lower court abused its discretion.

The Court of Appeals of Marie Byrd Land can affirm the lower court's decision, reverse the lower court's decision, or remand the case to the lower court for further proceedings.

The District Court of Marie Byrd Land is the trial court in Marie Byrd Land. It hears all civil and criminal cases and has jurisdiction over all cases involving the interpretation of the Constitution of Marie Byrd Land.

The District Court of Marie Byrd Land is composed of one judge who is appointed by the President of Marie Byrd Land and confirmed by the Senate of Marie Byrd Land.

The District Court of Marie Byrd Land has jurisdiction over all civil and criminal cases, all cases involving the interpretation of the Constitution of Marie Byrd Land, and all cases involving the interpretation of treaties.