Oregon Revised Statutes State Legislative Department and Laws § 174.113

(a) An entity created by statute for the purpose of giving advice only to the judicial department and that does not have members who are officers or employees of the executive department or legislative department;

(b) An entity created by the judicial department for the purpose of giving advice to the judicial department, if the document creating the entity indicates that the entity is a public body; and

(c) Any entity created by the judicial department other than an entity described in paragraph (b) of this subsection, unless the document creating the entity indicates that the entity is not a governmental entity or the entity is not subject to any substantial control by the judicial department.