Oregon Revised Statutes Corporations and Partnerships § 65.117

(1) A registered agent may resign as registered agent upon delivering a signed statement to the Office of the Secretary of State and giving notice in the form of a copy of the statement to the corporation for filing. The statement may include a statement that the registered office is also discontinued.

(2) Upon delivery of the signed statement, the Secretary of State shall file the resignation statement. The copy of the statement given to the corporation under subsection (1) of this section shall be addressed to the corporation at its principal office as shown in the most recent annual report filed pursuant to ORS 65.787 or if none, the address specified in the articles of incorporation.

(3) The agency appointment is terminated, and the registered office discontinued if so provided, on the 31st day after the date on which the statement was filed by the Secretary of State, unless the corporation shall sooner appoint a successor registered agent as provided in ORS 65.114 thereby terminating the capacity of the prior agent.