70 ILCS 1205/8-10b
Any 2 or more park districts, or in counties with a population of 300,000 or less, a single park district and another unit of local government, are authorized to take any action jointly relating to recreational programs for persons with disabilities that could be taken individually and to enter into agreements with other park districts and recreation boards and the corporate authorities of cities, villages and incorporated towns specified in Sections 11-95-2 and 11-95-3 of the "Illinois Municipal Code", approved May 29, 1961, as amended, or any combination thereof, for the purpose of providing for the establishment, maintenance and management of joint recreational programs for persons with disabilities of all the participating districts and municipal areas, including provisions for transportation of participants, procedures for approval of budgets, authorization of expenditures and sharing of expenses, location of recreational areas in the area of any of the participating districts and municipalities, acquisition of real estate by gift, legacy, grant, or purchase, employment of a director and other professional workers for such program who may be employed by one participating district, municipality or board which shall be reimbursed on a mutually agreed basis by the other districts, municipalities and boards that are parties to the joint agreement, authorization for one municipality, board or district to supply professional workers for a joint program conducted in another municipality or district and to provide other requirements for operation of such joint program as may be desirable.
70 ILCS 1205/8-10b