Rules of the Supreme Court of Canada

18 (1) A person may be added or substituted as a party on motion before a judge or the Registrar that sets out the reasons for the addition or substitution.

(2) Subject to subrule (5), no person shall be added or substituted as a party without the person’s consent being filed with the Registrar.

(3) The motion referred to in subrule (1) shall also be served on the proposed added or substituted party.

(4) Parties added or substituted shall be served with all documents provided for in these Rules, and any time periods shall begin as provided for in the order unless a judge or the Registrar otherwise orders.

(5) In any proceeding, the Court or a judge may order that a party be added or substituted where, in the opinion of the Court or the judge, such addition or substitution is necessary to enable the Court to adjudicate the questions in issue.