Section 421.50a - "Governmental entity" defined(1) As used in this act, "governmental entity" means this state or any of its instrumentalities, a county, city, township, village, school district, community college district, community hospital district, any agency authorized to exercise a governmental function in a limited geographical area, or other political subdivision, any instrumentality of 1 or more of these units, or any of these units and 1 or more other states or political subdivisions of those states.(2) An entity shall be considered a governmental entity if the entity has either of the following characteristics: (a) The entity is organized under state law with power to hire, supervise, and discharge its employees.(b) The entity may enter into contracts and sue and be sued.Add. 1974, Act 104, Eff. 1/1/1975 ;--Am. 1977, Act 277, Eff. 1/1/1978 .