(70 ILCS 3605/31.1) (from Ch. 111 2/3, par. 331.1)
    Sec. 31.1. Agreement to enforce municipal traffic ordinances. The Board may enter into an agreement with the corporate authorities of a municipality with a population greater than 1,000,000 whereby supervisory employees of the Authority are empowered to enforce certain traffic ordinances enacted by the municipality.
(Source: P.A. 87-597.)