Before entering upon the duties of the office, each Civil Service Commissioner appointee shall take and subscribe an oath, which shall be filed and kept in the office of the City Clerk, to support the Constitutions of the United States and this State, to obey the laws and to endeavor to secure and maintain an honest and efficient force, free from partisan influence or control; and to perform the duties of office to the best of his ability. (Ord. 20206 §§ 28, 86, 9-10-19.)