1. The arbitration proceedings and hearing shall be confidential, unless otherwise agreed by the parties. 2. Unless otherwise agreed by the parties, the Arbitral Tribunal may decide whether to hold oral pleadings hearings in order to submit evidence or oral arguments or to conduct the proceedings exclusively on the basis of the submitted documents and material evidence. The Arbitral Tribunal may also decide to hold such hearings in an appropriate stage of the proceedings, based upon the request of one of the parties. 3. The Arbitral Tribunal shall notify the parties of the dates of the hearings it decides to hold well in advance as the Arbitral Tribunal considers sufficient. 4. The parties may, at their own expense, engage experts, lawyers, and other persons to represent them before the Arbitral Tribunal. The Arbitral Tribunal may request the powers delegated to the representative, in the manner determined by the Tribunal. 5. A summary of the minutes of each hearing held by the Arbitral Tribunal shall be recorded in minutes, and a copy of which shall be delivered to each party. 6. Unless otherwise agreed by the parties, the hearing of witnesses including experts, shall be in accordance with laws enforced in the State. 7. Unless otherwise agreed by the parties, the Arbitral Tribunal shall have discretionary powers to determine the rules of evidence to be followed, in the absence of evidence within the law applicable to the dispute, provided that such rules do not prejudice public order. 8. The Arbitral Tribunal may evaluate the level of admissibility or relation of evidence submitted by any of the parties concerning a fact or expert opinion, it also may determine the time, manner, and form through which the said evidence is exchanged between the parties and the method of providing it to the Arbitral Tribunal.
Interpretation and application must be checked against the official text and current version.