(cf SCR Part 51A, rule 6)(1) Each person who is directly affected by the relief sought in the appeal or is interested in maintaining the decision under appeal must be joined as a defendant.(2) If the court below is a person or body that is not a court, the person or body must be joined as a defendant.(2A) Subrule (2) does not apply to the extent to which a provision of these rules, or of any other Act or law, provides to the contrary.(3) The court may order the addition or removal of any person as a party to an appeal.(4) A person must not be made a plaintiff in the appeal without his or her consent.