ORS 55.260: Proceedings in circuit court.

(1) On appeal of a matter in a case charging a violation or misdemeanor, the circuit court shall try the matter pursuant to the statutes that prescribe the procedure for trial of violations or misdemeanors, respectively, in the circuit court, except that the prosecution may be handled by an attorney provided by the county or other political subdivision of the state that enacted the ordinance or adopted the provision of a charter the defendant was charged with or convicted of violating.

      (2) On appeal by the defendant of a judgment of conviction and sentence for a violation or misdemeanor defined by state law or by a law enacted by a county, city or other subdivision of the state, if the defendant is convicted, the circuit court may impose any sentence within the limits prescribed by state law, by ordinance of the county or other political subdivision of the state or by city charter for the violation or misdemeanor. If the circuit court determines that the defendant is guilty of a violation, the circuit court shall comply with ORS 153.018, 153.019, 153.020 and 153.021 in imposing the sentence.