Rule 21-6(1) and (2) of the Supreme Court Civil Rules read as follows:
21-6 (1) A proceeding under section 60 of the Wills, Estates and Succession Act must be started by a notice of civil claim.
(2) In a proceeding referred to in subrule (1),
(a) the following persons must be parties to the proceeding:
(i) the surviving spouse and children of the will-maker;
(ii) all beneficiaries under the will-maker’s will whose interest may be affected by the order sought;
(iii) the executor of the will, and
(b) the court may order that any other person be joined as a party.
3) In a response to a civil claim , a defendant may raise a claim under S. 60 of WESA on his or her own behalf, and any other party may serve a reply.