ORS 130.535: Revocation by divorce or annulment.

(1) Unless otherwise provided by the terms of the trust instrument, a settlor’s divorce or the annulment of the settlor’s marriage, after the trust instrument is executed:

      (a) Revokes all provisions of the trust in favor of the former spouse of the settlor;

      (b) Revokes all powers of appointment, general or nongeneral, in the trust that are exercisable by the former spouse; and

      (c) Revokes any provision in the trust naming the former spouse as trustee.

      (2) Unless otherwise provided by the terms of the trust instrument, a trust shall be construed as though the former spouse predeceased the settlor if, after the trust instrument is executed, the settlor divorces the spouse or the marriage of the settlor to the spouse is annulled.