ORS 469.992
Section 18, chapter 653, Oregon Laws 1991, provides:
Sec. 18. Sections 12 to 16 of this Act and the amendments to ORS 469.992 by section 17 of this Act do not become operative until the federal government or a state that has entered into an agreement under 42 U.S.C. 2021 exempts from regulation or changes the regulatory status of any radioactive material that is subject to regulation on January 1, 1989. [1991 c.653 §18]