Ill. Admin. Code tit. 35, § 101.902
In ruling upon a motion for reconsideration, the Board will consider factors including new evidence, or a change in the law, to conclude that the Board's decision was in error. (See also Section 101.520.) A motion for reconsideration of a final Board order is not a prerequisite to appealing the final Board order.
(Source: Amended at 43 Ill. Reg. 9674, effective August 22, 2019)