(1) This Rule applies if a plaintiff in a proceeding referred to arbitration—
(a) serves an offer of compromise on a defendant in the proceeding that is not accepted by the defendant; and
(b) is awarded an amount in the arbitration that is no less favourable than that stated in the offer of compromise.
(2) For the purposes of section 105(2) of the Act, the Court may award to the plaintiff costs in respect of the arbitration (which the defendant must pay to the plaintiff) in accordance with Appendix AB.