Illinois Administrative Code

Section 215.920 Applicability a) The requirements of this Subpart apply to the following counties: Cook, DuPage, Kane, Lake, Macoupin, Madison, McHenry, Monroe, St. Clair and Will. b) The requirements of this Subpart apply to a plant's miscellaneous fabricated product manufacturi…

Section 215.923 Permit Conditions No person shall violate any condition in a permit when the condition results in exclusion of the plant or an emission source from this Subpart. (Source: Added at 12 Ill. Reg. 7311, effective April 8, 1988)

Section 215.926 Control Requirements a) Every owner or operator of an emission source of volatile organic material shall operate in compliance with RACT, which for emission sources subject to this Subpart shall be: 1) Emission capture and control techniques which achieve an overa…

Section 215.940 Applicability a) The requirements of this Subpart apply to the following counties: Cook, DuPage, Kane, Lake, Macoupin, Madison, McHenry, Monroe, St. Clair and Will. b) The requirements of this Subpart apply to a plant's miscellaneous formulation manufacturing proc…

Section 215.943 Permit Conditions No person shall violate any condition in a permit when the condition results in exclusion of the plant or an emission source from this Subpart. (Source: Added at 12 Ill. Reg. 7311, effective April 8, 1988)

Section 215.946 Control Requirements a) Every owner or operator of an emission source of volatile organic material shall operate in compliance with RACT, which for emission sources subject to this Subpart shall be: 1) Emission capture and control techniques which achieve an overa…

Section 215.960 Applicability a) The requirements of this Subpart apply to the following counties: Cook, DuPage, Kane, Lake, Macoupin, Madison, McHenry, Monroe, St. Clair and Will. b) The requirements of this Subpart apply to a plant's miscellaneous organic chemical manufacturing…

Section 215.963 Permit Conditions No person shall violate any condition in a permit when the condition results in exclusion of the plant or an emission source from this Subpart. (Source: Added at 12 Ill. Reg. 7311, effective April 8, 1988)

Section 215.966 Control Requirements a) Every owner or operator of an emission source of volatile organic material shall operate in compliance with RACT, which for emission sources subject to this Subpart shall be: 1) Emission capture and control techniques which achieve an overa…

Section 215.APPENDIX C Past Compliance Dates Prior to codification, compliance programs, project completion schedules, compliance dates and compliance schedules for all sources were regulated by Rules 104(a), 104(g), 109(h), 205(j) and 205(m). Past compliance date rules have been…

Section 216.100 Scope and Organization a) This Part contains standards and limitations for carbon monoxide emissions from stationary sources. b) Permits for sources subject to this Part may be required pursuant to 35 Ill. Adm. Code 201. c) Notwithstanding the provisions of this P…

Section 216.101 Measurement Methods Carbon Monoxide concentrations in an effluent stream shall be measured by the non-dispersive infrared method or by other methods approved by the Illinois Environmental Protection Agency (Agency) according to the provisions of 35 Ill. Adm. Code …

Section 216.102 Abbreviations and Conversion Factors a) The following abbreviations are used in this Part: btu British thermal unit (60°F) CO carbon monoxide °C degrees Centigrade °F degrees Fahrenheit kg kilograms lbs pounds mmbtu/hr million btu per hour MW Megawatts; one millio…

Section 216.103 Definitions The definitions contained in 35 Ill. Adm. Code 201 and 211 apply to this Part. The definitions for "catalytic cracking unit" and "hot standby" in 40 CFR 63.1579, incorporated by reference in Section 216.104, apply to Section 216.361(d). The definition …

Section 216.104 Incorporations by Reference The following materials are incorporated by reference: non-dispersive infrared method, 40 CFR 60, Appendix A, Method 10 (1982); 40 CFR 63, Subpart A (2022); 40 CFR 63, Subpart UUU (2022). This Section incorporates no later editions or a…

Section 216.121 Fuel Combustion Emission Sources A person must not cause or allow the emission of carbon monoxide (CO) into the atmosphere from any fuel combustion emission source with actual heat input greater than 2.9 MW (10 mmbtu/hr) to exceed 200 ppm, corrected to 50 percent …

Section 216.122 Exception, Midwest Grain Products The standard for carbon monoxide of Section 216.121 does not apply to emissions from the fluidized bed combustion boiler of Midwest Grain Products of Illinois, located in Pekin, Illinois, where the emission of carbon monoxide shal…

Section 216.141 shall not apply to: a) Existing incinerators burning less than 907 kg (2000 lbs) of refuse per hour which are in compliance with 35 Ill. Adm. Code 212.181(c). b) Existing small explosive waste incinerators which meet the conditions of 35 Ill. Adm. Code 212.184(a).…

Section 216.142 Exceptions SUBPART N: PETROLEUM REFINING AND CHEMICAL MANUFACTURE

Section 216.361 Petroleum and Petrochemical Processes a) A person must not cause or allow the emission of a carbon monoxide waste gas stream into the atmosphere from a petroleum or petrochemical process unless the waste gas stream is burned in a direct flame afterburner or carbon…

Section 216.362 Polybasic Organic Acid Partial Oxidation Manufacturing Processes No person shall cause or allow the emission of any gases containing carbon monoxide into the atmosphere from any polybasic organic acid partial oxidation manufacturing process unless the total fuel v…

Section 216.381 Cupolas No person shall cause or allow the emission of gases containing carbon monoxide into the atmosphere from any cupola with a manufacturer's rated melt rate in excess of 5 tons per hour, unless such gases are burned in a direct flame afterburner so that the r…

Section 216.382 Exception, General Motor's Ferrous Foundry in Vermilion County The standard for carbon monoxide of 35 Ill. Adm. Code 216.381 shall not apply to the existing ferrous foundry located adjacent to Interstate 74 at G Street in Vermilion County, owned by General Motors …

Section 216.APPENDIX C Compliance Dates Every owner or operator of a new emission source was required to comply with the standards and limitations of this Part by April 14, 1972. Every owner or operator of an existing emission source was required to comply with the standards and …

Section 217.100 Scope and Organization a) This Part sets standards and limitations for emission of oxides of nitrogen from stationary sources. b) Permits for sources subject to this Part may be required pursuant to 35 Ill. Adm. Code 201 or Section 39.5 of the Act. c) Notwithstand…

Section 217.101 Measurement Methods Measurement of nitrogen oxides must be according to: a) The phenol disulfonic acid procedures, 40 CFR 60, Appendix A-4, Method 7, as incorporated by reference in Section 217.104; b) Continuous emissions monitoring pursuant to 40 CFR 75, as inco…

Section 217.102 Abbreviations and Units a) The following abbreviations are used in this Part: ASTM American Society for Testing and Materials Btu British thermal unit bhp brake horsepower CEMS continuous emissions monitoring system EGU Electrical Generating Unit dscf dry standard…

Section 217.103 Definitions The definitions contained in 35 Ill. Adm. Code 201 and 211 apply to this Part.

Section 217.104 Incorporations by Reference The following materials are incorporated by reference. These incorporations do not include any later amendments or editions. a) 40 CFR 96, subparts B, D, G, and H (1999); b) 40 CFR 96.1 through 96.3, 96.5 through 96.7, 96.50 through 96.…

Section 217.121 New Emission Sources (Repealed) (Source: Repealed at 33 Ill. Reg. 13345, effective August 31, 2009) SUBPART C: EXISTING FUEL COMBUSTION EMISSION UNITS

Section 217.141 Existing Emission Units in Major Metropolitan Areas No person shall cause or allow the emission of nitrogen oxides into the atmosphere in any one hour period from any existing fuel combustion emission unit with an actual heat input equal to or greater than 73.2 MW…

Section 217.150 Applicability a) Applicability 1) Before July 1, 2025, the provisions of this Subpart and Subparts E, F, G, H, I, and M of this Part apply to the following: A) All sources that are located in either one of the following areas and that emit or have the potential to…

Section 217.152 Compliance Date and 30-Day Rolling Average Basis a) On and after July 1, 2025, the owner or operator of an emission unit subject to the requirements of this Subpart and Subpart E, F, G, H, I, or M must comply with the requirements of the applicable Subparts. Compl…

Section 217.154 Initial Performance Testing a) Performance testing of NOx emissions for emission units constructed on or before July 1, 2025, and subject to emissions limitations under Subpart E, F, G, H, or I of this Part must be conducted in accordance with Section 217.157 of t…

Section 217.155 Initial Compliance Certification a) Before July 1, 2025: 1) By the applicable compliance date under Section 217.152, an owner or operator of an emission unit subject to Subpart E, F, G, H, or I of this Part who is not demonstrating compliance through the use of a …

Section 217.156 Recordkeeping and Reporting a) The owner or operator of an emission unit subject to Subpart E, F, G, H, I, or M of this Part must keep and maintain all records used to demonstrate initial compliance and ongoing compliance with the requirements of those Subparts. 1…

Section 217.157 Testing and Monitoring a) Industrial Boilers and Process Heaters 1) The owner or operator of an industrial boiler subject to Subpart E of this Part with a rated heat input capacity greater than 250 mmBtu/hr must install, calibrate, maintain, and operate a CEMS on …

Section 217.158 Emissions Averaging Plans a) Notwithstanding any other emissions averaging plan provisions under this Part, an owner or operator of a source with certain emission units subject to Subpart E, F, G, H, I, or M of this Part, or subject to Subpart Q of this Part that …

Section 217.160 Applicability Exemptions a) The provisions of this Subpart do not apply to boilers serving a generator that has a nameplate capacity greater than 25 MWe and produces electricity for sale, if the boilers meet the applicability criteria under Subpart M of this Part.…

Section 217.162 Exemptions (Repealed) (Source: Repealed at 49 Ill. Reg. 6355, effective April 23, 2025)

Section 217.164 Emissions Limitations a) Except as provided for under Section 217.152, on and after January 1, 2015, no person shall cause or allow emissions of NOx into the atmosphere from any industrial boiler to exceed the following limitations. Until July 1, 2025, compliance …

Section 217.165 Combination of Fuels The owner or operator of an industrial boiler subject to this Subpart and operated with any combination of fuels must comply with a heat input weighted average emissions limitation to demonstrate compliance with Section 217.164. (Source: Added…

Section 217.166 Methods and Procedures for Combustion Tuning a) Until July 1, 2025, the owner or operator of an industrial boiler subject to the combustion tuning requirements of Section 217.164 must have combustion tuning performed on the boiler at least annually. The combustion…

Section 217.180 Applicability Exemptions Before July 1, 2025, the provisions of this Subpart do not apply to a process heater operating under a federally enforceable limit of NOx emissions from the heater to less than 15 tons per year and less than five tons per ozone season. (So…

Section 217.182 Exemptions (Repealed) (Source: Repealed at 49 Ill. Reg. 6355, effective April 23, 2025)

Section 217.184 Emissions Limitations Except as provided for under Section 217.152, on or after January 1, 2015, no person shall cause or allow emissions of NOx into the atmosphere from any process heater to exceed the following limitations. Until July 1, 2025, compliance must be…

Section 217.185 Combination of Fuels The owner or operator of a process heater subject to this Subpart and operated with any combination of fuels must comply with a heat input weighted average emissions limitation to demonstrate compliance with Section 217.184. (Source: Added at …