Ill. Admin. Code tit. 35, § 105.106
Computation of Time, Filing and Service Requirements
AUTHORITY: Authorized by Sections 26 and 27 of the Environmental Protection Act [415 ILCS 5/26 and 27] and implementing Sections 5, 39, 39.5, 40, 40.1, 40.2, and 57 of the Act [415 ILCS 5/5, 39, 39.5, 40, 40.1, 40.2 and 57].POLLUTION CONTROL BOARD
Unless this Part provides otherwise, service, filing, and computation of time must be in accordance with 35 Ill. Adm. Code 101.Subpart C.