415 ILCS 50/3
An applicant for a wastewater land treatment site located inside of the county in which the waste was produced shall submit its engineering report for concept approval, including proof of financial capability to operate and maintain such a system on a continuing basis, concurrently to the Illinois Environmental Protection Agency and any designated management agency in the facility planning area within which the system is located, and to any designated area-wide water quality planning agency within which the system is located. A designated management agency may review and comment to the Illinois Environmental Protection Agency regarding such engineering report. Such review and comment must be submitted to the Illinois Environmental Protection Agency within 45 days of submission of the engineering report. The Illinois Environmental Protection Agency shall consider such review and comment in its permit issuance process.
415 ILCS 50/3