28(1)An arbitral tribunal may appoint an expert to report to it on specific issues.

28(2)The arbitral tribunal may require parties to give the expert any relevant information or to allow him or her to inspect property or documents.

28(3)At the request of a party or of the arbitral tribunal, the expert shall, after making the report, participate in a hearing in which the parties may question the expert and present the testimony of another expert on the subject matter of the report.