Oregon Revised Statutes Agriculture § 571.147

(1) The State Department of Agriculture is authorized to audit the books and records of applicants or licensees, as it deems necessary, in order to insure compliance with ORS 571.057. Such audit may be made at the applicant's or licensee's place of business during normal business hours, upon three days' notice from the department.

(2) Notwithstanding the provisions of ORS chapter 183, failure by a licensee to allow such audit shall automatically suspend the license of the licensee until the audit is performed and any additional fee and penalty found to be due is paid to the department.