Commonwealth Numbered Regulations Commonwealth Numbered Regulations(1) In this Division:
"constitutional matter" means a matter arising under the Constitution or involving its interpretation, within the meaning of section 78B of the Judiciary Act 1903 .
(2) If a proceeding in the Court involves a constitutional matter, the party who has raised the matter must file a notice in the proper Registry, in accordance with Form 18, stating:
(a) briefly but specifically, the nature of the constitutional matter; and
(b) the facts showing that the matter is one to which this rule applies.