TITLE 35: ENVIRONMENTAL PROTECTION SUBTITLE B: AIR POLLUTION CHAPTER I: POLLUTION CONTROL BOARD SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES PART 216 CARBON MONOXIDE EMISSIONS 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 216.100 Scope and Organization Section 216.101 Measurement Methods Section 216.102 Abbreviations and Conversion Factors Section 216.103 Definitions Section 216.104 Incorporations by Reference SUBPART B: FUEL COMBUSTION EMISSION SOURCES Section 216.121 Fuel Combustion Emission Sources Section 216.122 Exception, Midwest Grain Products SUBPART C: INCINERATORS Section 216.141 Incinerators Section 216.142 Exceptions SUBPART N: PETROLEUM REFINING AND CHEMICAL MANUFACTURE Section 216.361 Petroleum and Petrochemical Processes Section 216.362 Polybasic Organic Acid Partial Oxidation Manufacturing Processes SUBPART O: PRIMARY AND FABRICATED METAL PRODUCTS Section 216.381 Cupolas Section 216.382 Exception, General Motor's Ferrous Foundry in Vermilion County Section 216.APPENDIX A Rule into Section Table Section 216.APPENDIX B Section into Rule Table Section 216.APPENDIX C Compliance Dates

AUTHORITY: Implementing Section 10 and authorized by Section 27 of the Environmental Protection Act [415 ILCS 5/10 and 27].

SOURCE: Adopted as Chapter 2: Air Pollution, Rule 206: Carbon Monoxide Emissions, R71-23, 4 PCB 191, April 13, 1972, filed and effective April 14, 1972; amended at 3 Ill. Reg. 47, p. 92, effective November 8, 1979; amended at 4 Ill. Reg. 24, p. 514, effective June 4, 1980; codified at 7 Ill. Reg. 13607; amended in R87-18 at 12 Ill. Reg. 20774, effective December 6, 1988; amended in R90-23 at 16 Ill. Reg. 18075, effective November 13, 1992; amended in R23-18(A) at 48 Ill. Reg. 13742, effective August 30, 2024.