(a) The township board may provide for the establishment or maintenance (or may enter into contractual agreements with other townships, municipalities, or counties for the establishment or maintenance) of youth service bureaus or may enter into contractual agreements with established youth service bureaus, public or private, serving the general area of the township. The agreements shall be written and shall provide for services to residents of the township under 13 years of age, but agencies providing services to adults in addition to youths may qualify as youth service bureaus. “Youth service bureau” means any public or private agency providing, or arranging for the provision of, assistance to persons referred to the agency by law enforcement officials, court agencies and other agencies, and individuals with the intention of diverting the persons from formal processes of the court.
     (b) This Section shall not be construed to amend, modify, or have any effect on the Juvenile Court Act of 1987.
     (c) For purposes of this Section, the township board may expend moneys in the general fund not appropriated for other purposes or funds made available from the federal State and Local Fiscal Assistance Act of 1972.