3. In this Part of this Order—
“Deputy Principal Clerk” means the Deputy Principal Clerk of Session;
“Senior Registrar” means the Senior Registrar of the Principal Registry of the Family Division of the High Court of Justice in England and Wales;
“Northern Ireland Order” means a maintenance order made by the High Court;
“English order” means a maintenance order made by the High Court of Judicature in England and Wales;
“Scottish order” means a maintenance order made by the Court of Session;
“Maintenance order” means a maintenance order to which section 16 of the Act of 1950 applies;
“the register” means the register kept for the purpose of the Act of 1950 and the Act of 1958;
"a magistrates' court" means a magistrates' court in England and Wales;