Oregon Revised Statutes Food and Other Commodities: Purity, Sanitation, Grades, Standards, Labels, Weights and Measures § 619.041

(1) Whenever the State Department of Agriculture determines that any part of an establishment where meat products destined for sale or distribution are prepared, packed, stored, sold or distributed for consumption outside such premises, or any vehicle used in the transportation of such products is kept in an unclean, unhealthy or insanitary condition, the department shall:

(2) The notice shall not be removed without prior approval of the department. A continued use of such establishment or vehicle without making the changes ordered, or an unauthorized removal of the notice, is a violation of this section.