Section 509.360 - When ORS 509.355 to 509.385 operative; proof(1) ORS 509.355 to 509.385 shall not be operative at any time unless laws or rules or regulations of California, Washington and Canada are effective which, in substance or effect, contain provisions:(a) Similar to and which accomplish the purposes of ORS 509.355 to 509.385; or(b) Which prohibit the possession or transportation within their respective territorial waters of the Pacific Ocean of salmon taken by any type of net within the international waters of the Pacific Ocean or within their respective territorial waters of the Pacific Ocean and not accompanied by a certificate issued under the authority of this state or of another state, territory or country showing that such salmon were lawfully taken.(2) Such laws or rules or regulations of California, Washington and Canada shall be considered effective upon receipt by the Secretary of State of this state of certified written statements from the respective secretaries of state of California and Washington and from the Department of State of the United States on behalf of Canada setting forth such laws or rules or regulations and the date on which they are effective. Such certified written statements, together with a written statement of the Attorney General of this state that the provisions of subsection (1) of this section are satisfied by such laws or rules or regulations, are conclusive proof that the provisions of subsection (1) of this section are so satisfied. In any prosecution for violation of any provision of ORS 509.365, 509.370 or 509.375, proof of the existence of such certified written statements and written statement of the Attorney General of this state need not be made unless demanded by the defendant prior to the commencement of trial.1957 c.152 §§9,10; 1965 c.570 §123509.355 to 509.385 are operative and in full force and effect. A written statement of the Attorney General of the State of Oregon, dated October 16, 1957, states that the provisions of 509.360 are satisfied.