Oregon Revised Statutes Public Health and Safety § 462.460

(1) No person shall knowingly enter or race any animal in any race under any name or designation other than that name or designation assigned to such animal by and registered with such club or association or other governing body recognized by the Oregon Racing Commission for such purpose.

(2) No person shall knowingly alter, modify or change any license issued by the commission, or knowingly possess any license issued by the commission which has been altered, modified or changed.

(3) No person shall knowingly aid, abet, counsel, instigate, engage in or in any way further any act by which a license issued by the commission is altered, modified or changed.