26(1)The arbitral tribunal may conduct the arbitration on the basis of documents or may hold hearings for the presentation of evidence and for oral argument; however, the tribunal shall hold a hearing if a party requests it.

26(2)The arbitral tribunal shall give the parties sufficient notice of hearings and of meetings of the tribunal for the purpose of inspection of property or documents.

26(3)A party who submits a statement to the arbitral tribunal or supplies the tribunal with any other information shall also communicate it to the other parties.

26(4)The arbitral tribunal shall communicate to the parties any expert reports or other documents on which it may rely in making a decision.