43Decision maker's powers restricted after proceeding

43 Decision maker's powers restricted after proceeding commenced (1) After the commencement of a proceeding in the Tribunal's review jurisdiction about a decision, the decision maker must not: (a) vary the decision; or (b) set aside the decision and substitute a different decision. (2) However, the decision maker may do so if: (a) the relevant Act permits; or (b) the parties to the proceeding consent to the variation or setting aside and substitution; or (c) the decision maker is invited to reconsider the decision under section 49.