Ill. Admin. Code tit. 83, § 763.20
To the extent permitted by law, including Article 10 of the Illinois Administrative Procedure Act [5 ILCS 100/Art. 10], any provision of this Part may be waived, suspended or modified by the Commission or an Administrative Law Judge, either upon their own motion or upon motion by any person.
(Source: Amended at 39 Ill. Reg. 4038, effective April 1, 2015)