The Chief of Police and all police officers must be citizens of the United States and live within the telephone company prefix of "627" or the West Liberty school district within six (6) months after employment. All members shall be high school graduates. The prerequisite for persons to qualify as trainees and/or members of the police force shall be prescribed in formal written documents by the Chief of Police, which requirements shall include but not be limited to physical and mental fitness, aptitude and personality inventory and an absence of a criminal record. (Ord. 3-78, 2-21-1978; amd. Ord. 2-93, 1-19-1993; 1998 Code)