605 ILCS 5/5-701.8

Any county board may also turn over a portion of the motor fuel tax funds allotted to it to:

(a) a local Mass Transit District if the county created such District pursuant to the "Local Mass Transit District Act", approved July 21, 1959, as now or hereafter amended;

(b) a local Transit Commission if such commission is created pursuant to Section 14-101 of The Public Utilities Act; or

(c) the Chicago Transit Authority established pursuant to the Chicago Transit Authority Act Metropolitan Transit Authority Act.