Or. Rev. Stat. § 419B.328

      419B.328 Ward of the court; duration of wardship. (1) The court shall make a child found to be within the jurisdiction of the court as provided in ORS 419B.100 a ward of the court.

      (2) The court’s wardship continues, and the ward is subject to the court’s jurisdiction, until one of the following occurs:

      (a) The court dismisses the petition concerning the ward;

      (b) The court transfers jurisdiction over the ward as provided in ORS 419B.127, 419B.130, 419B.132 or 419B.633;

      (c) The court enters an order terminating the wardship;

      (d) A judgment of adoption of the ward is entered by a court of competent jurisdiction; or

      (e) The ward becomes 21 years of age.

      (3) Notwithstanding subsection (2) of this section, if a permanent guardianship has been established under ORS 419B.365, the court’s wardship continues, and the ward is subject to the court’s jurisdiction, until:

      (a) The court vacates the guardianship under ORS 419B.368 and subsequently enters an order terminating the wardship; or

      (b) The ward becomes 21 years of age. [1993 c.33 §105; 1995 c.422 §70; 2003 c.396 §54; 2003 c.576 §447; 2021 c.398 §59; 2023 c.125 §1]