Rule 13.080 - ASSIGNMENT TO ARBITRATOR(1) The parties may select an arbitrator by stipulation.(2) At the time of giving notice of the assignment to arbitration, the trial court administrator shall furnish a list of proposed arbitrators as well as a copy of the procedures for the selection of arbitrators and for setting an arbitration hearing. The procedures for selection of arbitrators shall be established by the arbitration commission.(3) An arbitrator shall be assigned under (1) or (2) of this rule within 21 days after the assignment to arbitration.Or. Uni. Trial. Ct. R. 13.080