21Parties and potential parties to be notified of application

#### 21 Parties and potential parties to be notified of application (1) This section applies if an application is made to the Tribunal for review of a decision. (2) The Tribunal must give written notice of the application to: (a) the applicant; and (b) the decision‑maker; and (c) any other person who is made a party to the proceeding for the review by an Act or an instrument made under an Act. (3) If the Tribunal considers that another person’s interests may be affected by the decision, the Tribunal may: (a) give to the person; or (b) require the applicant to give to the person; written notice of the application and the person’s right to apply to become a party to the proceeding for the review.