Oregon Revised Statutes Public Financial Administration § 292.495

(1) Subject to the availability of funds therefor in the budget of the state board or commission, and except as otherwise provided by law, any member of a state board or commission, other than a member who is employed in full-time public service, who is authorized by law to receive compensation for time spent in performance of official duties, shall receive a payment of $30 for each day or portion thereof during which the member is actually engaged in the performance of official duties.

(2) Except as otherwise provided by law, all members of state boards and commissions, including those employed in full-time public service, may receive actual and necessary travel or other expenses actually incurred in the performance of their official duties within the limits provided by law or by the Oregon Department of Administrative Services under ORS 292.210 to 292.250.

(3) As used in subsection (2) of this section, “other expenses” includes expenses incurred by a member of a state board or commission in employing a substitute to perform duties, including personal, normally performed by the member which the member is unable to perform because of the performance of official duties and which by the nature of such duties cannot be delayed without risk to health or safety. No member shall be reimbursed for expenses incurred in employing a substitute in excess of $25 per day.