The Chief of Police, City Clerk, City Attorney, City Treasurer, Mayor, Council members, appointed members of boards, commissions and other bodies of the City, appointed executive officers, and department heads shall each take and execute in writing an oath of office before entering upon the duties of their respective office. The oath of office shall be in a form prepared by the City Attorney and shall contain an affirmation that the officer will fully, faithfully and impartially perform the duties of the respective office and will support and maintain the City ordinances, the laws and Constitution of the State of Washington and the United States of America. (Ord. 500 § 1, 1969).