An application for adjudicative proceeding shall be in writing, and signed by the applicant or the applicant's representative. The application for an adjudicative proceeding should specify the issue to be decided in the proceeding. Applications should be submitted to the office of the president in person or by mail at the following address: 3000 Landerholm Circle, S.E., Bellevue, Washington 98007.

Written application for an adjudicative proceeding should be submitted to the above address within 20 days of the agency action giving rise to the application, unless provided for otherwise by statute or rule.