This chapter does not apply to hospitals, four-year institutions of higher learning and their branches, public elementary and secondary schools, technical education institutions, the South Carolina State Museum, property under the Patriots Point Development Authority jurisdiction, facilities devoted primarily to athletics, or to state, municipal, county, or civic center auditoriums and assembly halls. As many as two coin operated vending machines may be placed in buildings on the public property if the machines are not located in a building where there is a vending facility operated by the commission.