Oregon Revised Statutes Food and Other Commodities: Purity, Sanitation, Grades, Standards, Labels, Weights and Measures § 624.320

(1) A person may not operate a vending machine, warehouse, commissary or mobile unit without first procuring a license to do so from the Oregon Health Authority. The operator shall post the license in a conspicuous place in the warehouse or commissary. The operator shall affix a card, emblem or other device clearly showing the name and address of the licensee and the serial number of the license to each vending machine or mobile unit as the case may be.

(2) Application for the license shall be in writing in the form prescribed by the authority and shall contain the following information:

(3) The operator must keep the specific locations of the vending machines and specific itineraries of the mobile units on file at the operator's business office and readily available to the authority. If the mobile unit is moved to a delegate county other than a delegate county that licensed the mobile unit, the operator shall notify the local health department for the county to which the mobile unit is moved prior to operating the mobile unit within that county. The operator shall furnish the authority with written details of the conversion of any vending machine to dispense products other than those for which the license was issued.