(1) The court may grant a stay of the operation of a review decision appealed against to secure the effectiveness of the appeal.
(2) A stay—
(a) may be granted on conditions the court considers appropriate; and
(b) operates for the period fixed by the court; and
(c) may be amended or revoked by the court.
(3) The period of a stay stated by the court must not extend past the time when the court decides the appeal.
(4) An appeal against a decision affects the decision, or the carrying out of the decision, only if the decision is stayed.