Oregon Revised Statutes Remedies and Special Actions and Proceedings § 36.500

(1) Unless otherwise agreed by the parties, the arbitral tribunal shall decide whether to hold oral hearings for the presentation of evidence or for oral argument or whether the proceedings shall be conducted on the basis of documents and other materials.

(2) Unless the parties have agreed that no oral hearings shall be held, the arbitral tribunal shall hold oral hearings at an appropriate stage of the proceedings, if so requested by a party.

(3) The parties shall be given sufficient advance notice of any hearing and of any meeting of the arbitral tribunal for the purpose of the inspection of documents, goods or other property.

(4) All statements, documents or other information supplied to, or applications made to, the arbitral tribunal by one party shall be communicated to the other party. Any expert report or evidentiary document on which the arbitral tribunal may rely in making its decision shall be communicated to the parties.

(5) Unless otherwise agreed by the parties, all oral hearings and meetings in arbitral proceedings shall be held in camera.