All officers and employees of the Municipality shall, before entering upon their duties, take and subscribe to the following oath or affirmation to be filed and kept in the office of Clerk of Council:
"I do solemnly swear (or affirm) that I will support the Constitution of the United States, and of the State of Ohio, and will obey the laws thereof, and that I will, in all respects, uphold and enforce the provisions of the Charter and ordinances and resolutions of the Municipality and will faithfully discharge the duties of ............... upon which I am about to enter."