Or. Admin. R. 918-001-0012
At least 14 calendar days prior to a contested case hearing for which there are no prehearing conferences, the Division or appropriate advisory board and the parties shall exchange exhibits and a list of witnesses, and shall provide copies to the Office of Administrative Hearings. Failure to provide exhibits and a list of witnesses at least 14 calendar days prior to hearing may result in the exclusion of exhibits or witnesses at the hearing.
ORS 183.341
ORS 183.341