(410 ILCS 535/3.1) (from Ch. 111 1/2, par. 73-3.1)
    Sec. 3.1. The provisions of the Illinois Administrative Procedure Act are hereby expressly adopted and shall apply to all administrative rules and procedures of the Department under this Act, except that Section 5-35 of the Illinois Administrative Procedure Act relating to procedures for rule-making does not apply to the adoption of any rule required by federal law in connection with which the Department is precluded by law from exercising any discretion.
(Source: P.A. 88-45.)