TITLE 35: ENVIRONMENTAL PROTECTION SUBTITLE A: GENERAL PROVISIONS CHAPTER I: POLLUTION CONTROL BOARD PART 104 REGULATORY RELIEF MECHANISMS The General Assembly's Illinois Administrative Code database includes only those rulemakings that have been permanently adopted. This menu will point out the Sections on which an emergency rule (valid for a maximum of 150 days, usually until replaced by a permanent rulemaking) exists. The emergency rulemaking is linked through the notation that follows the Section heading in the menu. View Entire Part SUBPART A: GENERAL PROVISIONS Section 104.100 Applicability Section 104.102 Severability Section 104.104 Definitions Section 104.106 Petitions and Hearings SUBPART B: VARIANCES Section 104.200 General Section 104.202 Filing Requirements Section 104.204 Petition Content Requirements Section 104.206 RCRA Variance Petition Contents Section 104.208 Consistency with Federal Law Section 104.210 Petition for Extension of Variance Section 104.212 Motion for Modification of Internal Variance Compliance Dates Section 104.214 Notice of Petition Section 104.216 Agency Investigation and Recommendation Section 104.218 Agency Recommendation to RCRA Variance Section 104.220 Response to Agency Recommendation Section 104.222 Stipulations Section 104.224 Objections to Petition, Written Comments, and Request for Hearing Section 104.226 Amended Petition and Amended Recommendation Section 104.228 Insufficient Petition Section 104.230 Dismissal of Petition Section 104.232 Calculation of Decision Deadline Section 104.234 Hearing Section 104.236 Hearing Procedures Section 104.238 Standard of Review Section 104.240 Certificate of Acceptance Section 104.242 Term of Variance Section 104.244 Variance Conditions Section 104.246 Performance Bonds Section 104.248 Objection to Conditions SUBPART C: PROVISIONAL VARIANCES Section 104.300 Applicability Section 104.302 Agency Action Section 104.304 Initiating a Request Section 104.306 Filing and Notice Section 104.308 Term Section 104.310 Simultaneous Variance Prohibition (Repealed) SUBPART D: ADJUSTED STANDARDS Section 104.400 General Section 104.402 Initiation of Proceeding Section 104.404 Request to Agency to Join as Co-Petitioner Section 104.406 Petition Content Requirements Section 104.408 Petition Notice Requirements Section 104.410 Proof of Petition Notice Requirements Section 104.412 Effect of Filing a Petition: Stay Section 104.414 Dismissal of Petition Section 104.416 Agency Recommendation and Petitioner Response Section 104.418 Amended Petition, Amended Recommendation, and Amended Response Section 104.419 Insufficient Petition Section 104.420 Request for Public Hearing Section 104.422 Public Hearing Section 104.424 Hearing Notice Section 104.426 Burden of Proof Section 104.428 Board Action SUBPART E: TIME-LIMITED WATER QUALITY STANDARDS (TLWQS) Section 104.500 Purpose Section 104.505 Applicability and Use Section 104.510 Severability Section 104.515 Definitions Section 104.520 General Procedures Section 104.525 Stay Section 104.530 Petition Contents Section 104.535 Agency Response Section 104.540 Board Established Classes and Deadlines Section 104.545 Substantial Compliance Assessment Section 104.550 Recommendation and Response Section 104.555 Hearing Section 104.560 Demonstration Section 104.565 Opinion and Order Section 104.570 USEPA Review Section 104.575 Coverage Under Board-Approved Time-Limited Water Quality Standards Section 104.580 Re-evaluation Section 104.585 Appeal Rights Section 104.590 Extension Section 104.APPENDIX A Comparison of Former and Current Rules (Repealed)

AUTHORITY: Subparts B and C: Implementing Sections 5, 35, 36, 37 and 38 of the Environmental Protection Act (Act) [415 ILCS 5/5, 35, 36, 37, and 38] and authorized by Sections 26 and 27 of the Act [415 ILCS 5/26 and 27]. Subpart D: Implementing Sections 5, 14.2(c), 22.4, 27, 28, 28.1, 28.5 and 39.5 of the Act [415 ILCS 5/5, 14.2(c), 22.4, 27, 28, 28.1, 28.5 and 39.5] and authorized by Sections 26 and 27 of the Act [415 ILCS 5/26 and 27]. Subpart E: Implementing and authorized by Sections 4, 5, and 38.5 of the Act [415 ILCS 5/5 and 38.5].

SOURCE: Subpart B: Originally adopted as Chapter I: Procedural Rules, Part IV: Variances, in R70-4, at 1 PCB 43, October 8, 1970; amended in R77-16, 29 PCB 503, at 2 Ill. Reg. 16, p. 3, effective May 1974; amended in R79-9, 35 PCB 433, at 3 Ill. Reg. 51, p. 128, effective December 7, 1979; amended in R80-12, 40 PCB 451, at 5 Ill. Reg. 2763, effective March 2, 1981; codified at 6 Ill. Reg. 8357; amended in R84-10, 62 PCB 87, at 9 Ill. Reg. 1409, effective January 16, 1985; old Part repealed, new Part adopted in R00-20 at 25 Ill. Reg. 613, effective January 1, 2001; amended in R04-24 at 29 Ill. Reg. 8803, effective June 8, 2005; amended in R14-21 at 39 Ill. Reg. 2357, effective January 27, 2015; amended in R15-20 at 39 Ill. Reg. 12905, effective September 8, 2015; amended in R16-17 at 40 Ill. Reg. 7973, effective May 20, 2016; amended in R17-18 at 41 Ill. Reg. 10049, effective July 5, 2017; amended in R18-18 at 42 Ill. Reg. 7922, effective April 27, 2018.