Ill. Admin. Code tit. 35, § 813.202
Information Required for a Significant Modification of an Approved Permit
AUTHORITY: Implementing Sections 7.2, 21, 21.1, 22, 22.17, and 22.40, and authorized by Section 27 of the Environmental Protection Act [415 ILCS 5/7.2, 21, 21.1, 22, 22.17, 22.40, and 27].POLLUTION CONTROL BOARD
The applicant shall submit all information required by 35 Ill. Adm. Code 812 that will be changed from that in the original or most recent approved permit.