Allegations of complaint; burden of proof. It is not necessary to negate any of the exemptions or classifications provided in this chapter in a complaint, action, information, indictment or other writ or proceeding laid or brought under this chapter; and the burden of proof of an exemption or classification shall be upon the party claiming the benefit of such exemption or classification. [1987 c.148 §16]

ORS 645.230 — under Chapter 645.