58. Power to make judgments binding on non-parties

(1) The Court may at any time direct that notice of the claim or any judgment or order given in the claim be served on any person who is not a party but who is or may be affected by it.
(2) Any person served with a notice of a judgment or order under this Rule shall be bound by the judgment or order as if he had been a party to the claim but may, provided he acknowledges service of the notice in accordance with Rule 35(1) apply to the Court to set aside or vary the judgment or order or take part in any proceedings relating to the judgment or order.