Oregon Revised Statutes Protective Proceedings; Powers of Attorney; Trusts § 125.540

(1) A person indebted to a protected person, or having possession of property or of an instrument evidencing a debt, stock or chose in action belonging to a protected person, may make payment or delivery to a conservator, guardian or other fiduciary appointed by a court of the state where the protected person resides, upon being presented with proof of appointment and an affidavit made by the fiduciary stating that:

(2) If the person to whom the affidavit is presented is not aware of any protective proceeding pending in this state, payment or delivery in response to the demand and affidavit discharges the debtor or possessor.