Oregon Revised Statutes Agriculture § 571.105

(1) No agent's license shall be issued or valid unless the agent's principal has given the State Department of Agriculture written authorization to issue the license.

(2) An agent's license shall be automatically suspended during any period when the agent is not acting as an agent or the principal has withdrawn or canceled the authorization.

(3) If the license has not expired, an agent may revive the license by giving notice to the department that the agent is again acting as an agent. If the agent represents a principal other than the one who gave written authorization to issue the license, subsection (1) of this section applies.