(1) An application to set aside the registration of a judgment must be supported by affidavit evidence.
(2) If the court hearing an application to set aside the registration of a judgment is satisfied that —
(a) it is not just or convenient that the judgment should be enforced within the jurisdiction; or
(b) the judgment falls within any of the cases in which a judgment may not be registered under the provisions of any relevant enactment,
it may order the registration of the judgment to be set aside on such terms as it directs.