No person elected as a councilman of the City shall, subsequent to such election, be eligible for appointment as City Manager until one year has elapsed after such councilmember shall have ceased to be a member of the City Council. (Ord. 80-3 § 1, 1980; Ord. 76-3 § 1, 1976; Ord. 83 NS § 3, 1955; prior code § 2-3.)