”Police officers” as used in this section refers to all persons who are performing police protection duties in cities, villages, and incorporated towns. In governmental units that have a board of fire and police commissioners, it includes all police officers (full-time, special, part-time, etc.) appointed by the board, and auxiliary police officers and police appointed by the mayor, president, or manager.
In other governmental units it includes commissioned police officers given the power of arrest. Police officers include persons commissioned as police officers who work as police matrons or radio operators, or who perform clerical and communication duties, provided their positions require that they be commissioned. It does not include persons who do not have the power of arrest working in the police department.