Australian Capital Territory Supreme Court Act 1933

A Judge, or, if three or more Judges are sitting together for the purpose of exercising jurisdiction of the Court that is exercisable by not less than three Judges, those Judges, shall have the like authority to hold to security of the peace and for good behaviour in matters arising under the laws of the Territory as may be lawfully exercised by a Judge of the Supreme Court of New South Wales in cases cognizable before him.