TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE C: WATER POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
PART 312 TREATMENT PLANT OPERATOR CERTIFICATION


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AUTHORITY: Authorized by Section 27 and implementing Section 13 of the Environmental Protection Act [415 ILCS 5/27 and 13].

SOURCE: Filed with the Secretary of State January 1, 1978; codified 6 Ill. Reg. 7818; amended in 18-23 at 47 Ill. Reg. 5200, effective March 23, 2023.