Oregon Revised Statutes Mental Health and Developmental Disabilities; Alcohol and Drug Treatment § 426.300

(1) The Oregon Health Authority shall, by filing a written certificate with the last committing court and the court of residence, discharge an individual from court commitment, except one held upon an order of a court or judge having criminal jurisdiction in an action or proceeding arising out of criminal offense, if the authority finds that the individual is no longer a person with mental illness or that the transfer of the individual to a voluntary status is in the individual's best interest.

(2) The authority may sign applications for public assistance or medical assistance, as defined in ORS 414.025, on behalf of those individuals who may be eligible for public assistance or medical assistance upon discharge.