Certain persons prohibited from participating in proceedings. (1) A person who owns property or resides within affected territory that is subject to proceedings under the provisions of ORS 431.705 to 431.760 shall not participate in an official capacity in any investigation, hearing or recommendation relating to such proceedings. If the Director of the Oregon Health Authority is such a person, the director shall so inform the Governor, who shall appoint another person to fulfill the duties of the director in any investigation, hearing or recommendation relating to the such proceeding

ORS 431.760 — under Chapter 431.