Oregon Revised Statutes Revenue and Taxation § 308.057

(1) A county assessor must participate in the continuing education described under ORS 308.010 and in addition participate in continuing education that includes management and assessment procedures. Proof of completion must be filed with the Department of Revenue on or before December 31 of the year in which the continuing education requirements were completed.

(2) If the county assessor does not complete the continuing education as required under rules adopted by the department and submit evidence satisfactory to the department, the department may recommend to the county governing body that the county governing body appoint a special assessor as provided under ORS 308.055.