An application for adjudicative proceeding shall be in writing. Application forms are available at the following address: Community Colleges of Spokane, 501 North Riverpoint Boulevard, P.O. Box 6000, MS 1001 Spokane, Washington, 99217-6000. Written application for an adjudicative proceeding should be submitted to the above address within twenty days of the agency action giving rise to the application, unless provided for otherwise by statute or rule.