Oregon Revised Statutes Domestic Relations § 109.450

(1) A voluntary adoption registry shall be established and maintained by each agency or its successor agency. An agency may delegate or contract with another agency to establish, maintain and operate the registry for the delegating agency.

(2) The Department of Human Services shall establish, maintain and operate the registry for all adoptions not arranged through a licensed agency. The department may contract out the function of establishing, maintaining and operating the registry to another agency. The department may join a voluntary national or international registry and make its records available in the manner authorized by ORS 109.425 to 109.507. However, if the rules of disclosure of such a voluntary organization differ from those prescribed in ORS 109.425 to 109.507, ORS 109.425 to 109.507 shall prevail.