Oregon Constitution Art. XV § 8

(1) A person employed by any board or commission established by law to supervise and coordinate the activities of Oregon's institutions of post-secondary education, a person employed by a public university as defined by law or a member or employee of any school board is eligible to serve as a member of the Legislative Assembly, and membership in the Legislative Assembly does not prevent the person from being employed by any board or commission established by law to supervise and coordinate the activities of Oregon's post-secondary institutions of education or by a public university as defined by law, or from being a member or employee of a school board.

(2) A person serving as a judge of any court of this state may be employed by the Oregon National Guard for the purpose of performing military service or may be employed by any public university as defined by law for the purpose of teaching, and the employment does not prevent the person from serving as a judge.