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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter C - Air Programs |
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Part 52 - Approval and Promulgation of Implementation Plans |
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Subpart G - Colorado |
§ 52.320 - Identification of plan.
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§ 52.320 Identification of plan.
(a) Purpose and scope. This section sets forth the applicable State Implementation Plan for Colorado under section 110 of the Clean Air Act, 42 U.S.C. 7410 and 40 CFR part 51 to meet national ambient air quality standards or other requirements under the Clean Air Act.
(b) Incorporation by reference.
(1) Material listed in paragraphs (c) and (d) of this section with an EPA approval date prior to June 1, 2015, was approved for incorporation by reference by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Material is incorporated as submitted by the state to EPA, and notice of any change in the material will be published in the Federal Register. Entries for paragraphs (c) and (d) of this section with EPA approval dates after June 1, 2015, will be incorporated by reference in the next update to the SIP compilation.
(2) EPA Region 8 certifies that the rules/regulations provided by EPA in the SIP compilation at the addresses in paragraph (b)(3) of this section are an exact duplicate of the officially promulgated state rules/regulations which have been approved as part of the State Implementation Plan as of June 1, 2015.
(3) Copies of the materials incorporated by reference may be inspected at the Environmental Protection Agency, Region 8, 1595 Wynkoop Street, Denver, Colorado, 80202–1129; Air and Radiation Docket and Information Center, U.S. Environmental Protection Agency, West Building, 1301 Constitution Ave. NW., Washington, DC 20460; and, the National Archives and Records Administration (NARA). For information on the availability of materials from the docket in the EPA Headquarters Library, please call the Office of Air and Radiation (OAR) at (202) 566–1742. For information on the availability of this material at NARA, call (202) 741–6030, or go to http://www.archives.gov/federal-register/cfr/ibr-locations.html. Copies of the Colorado regulations we have approved are also available at http://www.epa.gov/region8/air/sip.html.
(c) EPA-approved regulations.
Title State effective date EPA Effective date Final rule citation/date Comments 5 CCR 1001–01, Procedural Rules State Implementation Plan 3/30/1998 5/10/2012 77 FR 21451, 4/10/2012 5 CCR 1001–02, Common Provisions Regulation I. Definitions, Statement of Intent, and General Provisions Applicable to all Emission Control Regulations adopted by the Colorado Air Quality Control Commission 1/30/2010
12/15/20102/24/2016 81 FR 3963, 1/25/2016 Except I.G. Definitions, “Construction” and “Day” II. General 1/30/2010 2/24/2016 81 FR 3963, 1/25/2016 Except II.I; II.J.5. 5 CCR 1001–03, Regulation Number 1, Emission Control for Particulate Matter, Smoke, Carbon Monoxide, and Sulfur Oxides Definitions 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 I. Applicability: Referenced Federal Regulations 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 II. Smoke and Opacity 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 III. Particulate Matter 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 IV. Continuous Emission Monitoring Requirements for New or Existing Sources 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 V. Emission Standards for Existing Iron and Steel Plant Operations 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 VI. Sulfur Dioxide Emission Regulations 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 VII. Emission Regulations for Certain Electric Generating Stations Owned and Operated by the Public Service Company of Colorado 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 VIII. Restrictions on the Use of Oil as a Backup Fuel 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 IX. Emission Regulations Concerning Areas Which Are Nonattainment for Carbon Monoxide—Refinery Fluid Bed Catalytic Cracking Units: 10/2/2005 2/17/2012 77 FR 2466, 1/18/2012 Appendix A, Method of Measuring Opacity from Fugitive Particulate Emission Sources 5/30/1982 1/2/1987 51 FR 43609, 12/3/1986 Appendix B, Method of Measurement of Off-Property Transport of Fugitive Particulate Emissions 5/30/1982 1/2/1987 51 FR 43609, 12/3/1986 5 CCR 1001–05, Regulation Number 3, Part A, Concerning General Provisions Applicable to Reporting and Permitting I. Applicability 2/14/2020 12/22/2022 87 FR 71258, 11/22/2022 II. Air Pollution Emission Notice (APEN) Requirements 2/14/2020 12/22/2022 87 FR 71258, 11/22/2022 III. Administrative Permit Amendment Procedures 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 IV. Operational Flexibility 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 V. Certification and Trading of Emission Reduction Credits Offset and Netting Transactions 10/15/2014 6/3/2019 84 FR 18991, 5/3/2019 VI. Fees 11/30/2018 10/16/2020 85 FR 57696, 9/16/2020 VII. Confidential Information or Data Contained in Air Pollutant Emission Notices, Permit Applications, or Reports Submitted Pursuant to Part C, Section V.C.6 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 VIII. Technical Modeling and Monitoring Requirements 12/15/2010 2/24/2016 81 FR 3963, 1/25/2016 Appendix A, Method for Determining De Minimis Levels For Non-Criteria Reportable Pollutants 10/15/2014 11/13/2017 82 FR 47380, 10/12/2017 Appendix B, Non-criteria Reportable Pollutants (Sorted by BIN) 12/15/2010
2/15/20132/24/2016 81 FR 3963, 1/25/2016 5 CCR 1001–05, Regulation Number 3, Part B, Concerning Construction Permits I. Applicability 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 II. General Requirements for Construction Permits 2/14/2020 12/22/2022 87 FR 71258, 11/22/2022 III. Construction Permit Review Procedures 2/14/2021 4/26/2023 88 FR 18054, 3/27/2023 5 CCR 1001–05, Regulation Number 3, Part D, Concerning Major Stationary Source New Source Review and Prevention of Significant Deterioration I. Applicability 10/15/2014 6/3/2019 84 FR 18991, 5/3/2019 II. Definitions 2/14/2021 4/26/2023 88 FR 18054, 3/27/2023 III. Permit Review Procedures 12/15/2011 2/24/2016 81 FR 3963, 1/25/2016 IV. Public Comment and Hearing Requirements 2/14/2021 4/26/2023 88 FR 18054, 3/27/2023 V. Requirements Applicable to Nonattainment Areas 10/15/2014 6/3/2019 84 FR 18991, 5/3/2019 VI. Requirements applicable to attainment and unclassifiable areas and pollutants implemented under Section 110 of the Federal Act (Prevention of Significant Deterioration Program) 10/15/2014 6/3/2019 84 FR 18991, 5/3/2019 VII. Negligibly Reactive Volatile Organic Compounds (NRVOCs) 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 VIII. Area Classifications 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 IX. Redesignation 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 X. Air Quality Limitations 12/15/2011 2/24/2016 81 FR 3963, 1/25/2016 XI. Exclusions From Increment Consumption 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 XII. Innovative Control Technology 4/30/2008 3/17/2014 79 FR 8632, 2/13/2014 XIII. Federal Class I Areas 12/15/2011 2/24/2016 81 FR 3963, 1/25/2016 XIV. Visibility 12/15/2010 2/24/2016 81 FR 3963, 1/25/2016 XV. Actual PALs 10/15/2014 6/3/2019 84 FR 18991, 5/3/2019 5 CCR 1001–05, Regulation Number 3, Part F, Regional Haze Limits—Best Available Retrofit Technology (BART) and Reasonable Progress (RP) VI. Regional Haze Determinations 2/14/2017 8/6/2018 83 FR 31332, 7/5/2018 VII. Monitoring, Recordkeeping, and Reporting for Regional Haze Limits 2/14/2011 1/30/2013 77 FR 76871, 12/31/2012 5 CCR 1001–06, Regulation Number 4, Sale and Installation of Wood-Burning Appliances and Use of Certain Wood Burning Appliances During High Pollution Days I. Definitions 1/14/2016 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. II. Limitation on the Sale and Installation of Wood-Burning Stoves 4/30/2017 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. III. Approval Procedure for Pellet Stoves 1/14/2016 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. V. Enforcement 1/14/2016 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. VI. List of Approved-Wood Burning Appliances 1/14/2016 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. VII. High Pollution Days 1/14/2016 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. VIII. Requirements for Installation of Fireplaces 4/30/2017 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. IX. Implementation of Local Controls 1/14/2016 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. X. References 1/14/2016 8/16/2019 84 FR 34063, 7/17/2019 Previous SIP approval 4/17/1997. 5 CCR 1001–08, Regulation Number 6, Standards of Performance for New Stationary Sources IV. Standards of Performance for New Sources of Sulfur Dioxide 3/30/1981 1/6/1982 46 FR 59536, 12/7/1981 5 CCR 1001–09, Regulation Number 7, Control of Ozone Via Ozone Precursors and Hydrocarbons via Oil and Gas Emissions, (Emissions of Volatile Organic Compounds and Nitrogen Oxides), Part A, Applicability and General Provisions I. Applicability 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/11 except for I.A.1.b, I.B.1.b, I.B.2.b, and I.B.2.d; nonsubstantive changes approved 7/3/2018, 2/24/2021, and 11/5/2021. II. General Provisions 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011 except for II.A.12, II.C.1, and the repeal of previously approved II.D; nonsubstantive changes to II.D approved 7/3/2018; nonsubstantive changes approved 2/24/2021 and 11/5/2021. 5 CCR 1001–09, Regulation Number 7, Control of Ozone Via Ozone Precursors and Hydrocarbons via Oil and Gas Emissions, (Emissions of Volatile Organic Compounds and Nitrogen Oxides), Part B, Storage, Transfer, and Disposal of Volatile Organic Compounds and Petroleum Liquids and Petroleum Processing and Refining I. General Requirements for Storage and Transfer of Volatile Organic Compounds 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011. nonsubstantive changes approved 2/24/2021 and 11/5/2021. II. Storage of Highly Volatile Organic Compounds 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011. nonsubstantive changes approved 11/5/2021. III. Disposal of Volatile Organic Compounds 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approvals 8/5/2011 and 2/24/2021; nonsubstantive changes approved 11/5/2021. IV. Storage and Transfer of Petroleum Liquid 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011; nonsubstantive changes to approved 7/3/2018 and 2/24/201. Substantive changes approved 11/5/2021. V. Crude Oil 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011; nonsubstantive approved 7/3/2018, 2/24/2021, and 11/5/2021. VI. Petroleum Processing and Refining 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011; nonsubstantive changes approved 7/3/2018, 2/24/2021, and 11/5/2021. VII. Control of Volatile Organic Compound Leaks from Vapor Collection Systems and Vapor Control Systems Located at Gasoline Terminals, Gasoline Bulk Plants, and Gasoline Dispensing Facilities 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011; nonsubstantive changes approved 2/24/2021, substantive changes made to VII.-VII.B.2.b approved 11/5/2021. Appendix B Criteria for Control of Vapors from Gasoline Transfer to Storage Tanks 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous approval 5/30/95. Substantive changes approved 11/5/2021 Appendix C Criteria for Control of Vapors from Gasoline Transfer at Bulk Plants 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous approval 3/13/81. Nonsubstantive changes approved 11/5/2021. 5 CCR 1001–09, Regulation Number 7, Control of Ozone Via Ozone Precursors and Hydrocarbons via Oil and Gas Emissions, (Emissions of Volatile Organic Compounds and Nitrogen Oxides), Part C, Surface Coating, Solvents, Asphalt, Graphic Arts and Printing, and Pharmaceuticals I. Surface Coating Operations 2/14/2021 6/8/2023 88 FR 29827, 5/9/2023 Previous SIP approval 8/5/2011; nonsubstantive changes approved 7/3/2018; substantive changes approved 2/24/2021; nonsubstantive changes approved 11/5/2021. Substantive changes limited approval/disapproval 5/9/2023. II. Solvent Use 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011; substantive changes approved 2/24/2021 and 11/5/2021. III. Use of Cutback Asphalt 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011; nonsubstantive changes approved 2/24/2021 and 11/5/2021. IV. Graphic Arts and Printing 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011. Substantive changes made in 7/3/2018 rulemaking. IBR correction approved 2/24/2021. Nonsubstantive changes approved 11/5/2021. V. Pharmaceutical Synthesis 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 8/5/2011;, nonsubstantive changes approved 2/24/2021 and 86 FR 61071. Appendix D Minimum Cooling Capacities for Refrigerated Freeboard Chillers on Vapor Degreasers 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 5/30/95. Nonsubstantive changes approved 11/5/2021. Appendix E Emissions Limit Conversion Procedure 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Previous SIP approval 5/30/95. Nonsubstantive changes approved 11/5/2021. 5 CCR 1001–09, Regulation Number 7, Control of Ozone Via Ozone Precursors and Hydrocarbons via Oil and Gas Emissions, (Emissions of Volatile Organic Compounds and Nitrogen Oxides), Part D, Oil and Natural Gas Operations I. Volatile Organic Compound Emissions from Oil and Gas Operations 1/30/2022 6/8/2023 88 FR 29827, 5/9/2023 Previous SIP approval 2/13/2008. Substantive changes to section XII; state-only provisions excluded, approved 7/3/2018. Substantive changes approved 11/25/2021 except no action on sections I.D., I.E., I.F. and I.J.1. Conditional approval of sections I.D., I.E., I.F., and I.J.1. 5/13/2022. Limited approval/disapproval section I.D., I.E., I.F., and I.J.1 5/9/2023. II. Statewide Controls for Oil and Gas Operations 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 Substantive changes to II.C., II.C.1., II.C.1.b.(ii)-(B), and II.F approved 11/5/2021. III. Natural Gas-Actuated Pneumatic Controllers Associated with Oil and Gas Operations 2/14/2020 6/8/2023 88 FR 29827, 5/9/2023 Substantive changes to III.–III.B.3., III.B.5., III.B.7.–III.C.2.c.(ii), III.D.–III.D.2.b., III.D.3.b., and III.E.–III.E.2.c. approved 11/5/2021. Revisions to definitions for pneumatic controls approved 5/9/2–23. 5 CCR 1001–09, Regulation Number 7, Control of Ozone Via Ozone Precursors and Hydrocarbons via Oil and Gas Emissions, (Emissions of Volatile Organic Compounds and Nitrogen Oxides), Part E, Combustion Equipment and Major Source RACT I. Control of Emissions from Engines 11/14/2020 6/8/2023 88 FR 29827, 5/9/2023 Previous SIP approval 8/19/2005 and 12/31/2012; nonsubstantive changes to sections XVI.A.–C. 7/3/2018; substantive changes approved 2/24/2021, except sections XVI.D.4.b.(i) and XVI.D.4.d. section XVII.E.3.a. from the Regional Haze SIP approved in SIP. Previous SIP approval 12/31/2012; nonsubstantive changes approved 2/24/2021 and 11/5/2021. Limited approval/disapproval 5/9/2023. II. Control of Emissions from Stationary and Portable Engines and Other Combustion Equipment in the 8-Hour Ozone Control Area 2/14/2020 6/8/2023 88 FR 29827, 5/9/2023 Previous SIP approvals 8/19/2005 and 12/31/2012; nonsubstantive changes to approved 7/3/2018; substantive changes approved 2/24/2021 except sections XVI.D.4.b.(i) and XVI.D.4.d. Substantive changes approved 11/5/2021. Limited approval/disapproval 5/9/2023except NOX emission limits for refinery fuel heaters in II.A.4.g. III. Control of Emissions from Specific Major Sources of VOC and/or NOx in the 8-Hour Ozone Control Area 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 New section approved in SIP 2/24/2021. Substantive changes approved 11/5/2021. IV. Control of Emissions from Breweries in the 8-hour Ozone Control Area 2/14/2020 12/6/2021 86 FR 61071, 11/5/2021 New section approved in SIP 2/24/2021. Nonsubstantive changes approved 11/5/2021. 5 CCR 1001–12, Regulation Number 10, Criteria for Analysis of Transportation Conformity I. Requirement to Comply with the Federal Rule 1/30/2012 4/3/2014 79 FR 12079, 3/4/2014 II. Definitions 3/30/2016 5/7/2018 83 FR 14757, 4/6/2018 III. Interagency Consultation 3/30/2016 5/7/2018 83 FR 14757, 4/6/2018 IV. Emission reduction credit for certain control measures 1/30/2012 4/3/2014 79 FR 12079, 3/4/2014 V. Enforceability of design concept and scope and project-level mitigation and control measures 1/30/2012 4/3/2014 79 FR 12079, 3/4/2014 5 CCR 1001–13, Regulation Number 11, Motor Vehicle Emissions Inspection Program—Part A, General Provisions, Area of Applicability, Schedules for Obtaining Certification of Emissions Control, Definitions, Exemptions, and Clean Screening/Remote Sensing I. Applicability 2/15/2013
12/30/201311/21/2016 81 FR 72720, 10/21/2016 II. Definitions 11/30/2014 3/11/2019 84 FR 2449, 2/7/2019 III. Exemption from Section 42–4–314, C.R.S. for Department of Defense Personnel Participating in the Privately Owned Vehicle Import Control Program 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 IV. Clean Screen/Remote Emissions Sensing 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 V. Expansion of the Enhanced Emissions Program to the North Front Range Area 1/14/2017 8/2/2018 83 FR 31068, 7/3/2018 5 CCR 1001–13, Regulation Number 11, Motor Vehicle Emissions Inspection Program—Part B, Standards and Procedures for the Approval, Operation, Gas Span Adjustment, Calibration and Certification of the Division Approved Test Analyzer Systems for Use in the Basic and Enhanced Areas and Test Analyzer Systems for Licensed Dealers in the Enhanced Area I. Approval of the Colo '94 Test Analyzer Systems 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 II. Application for Approval of Colo '94 Test Analyzer Systems Equipment Manufacturers 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 III. Performance and Design Specification for the Colo '94 Exhaust Gas Analyzers 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 IV. Span Gases For Use With Colorado 94 and Colorado 97 Test Analyzer Systems 11/30/2014 3/11/2019 84 FR 2449, 2/7/2019 V. Documentation, Logistics, and Warranty Requirements 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VI. Calibration of Colorado '94 Test Analyzer Systems 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VII. Approval of the Colorado Automobile Dealers Transient Mode Test Analyzer System 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VIII. Applications for Approval of the Colorado Automobile Dealers Transient Mode Test Analyzer System 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 IX. Approval of the Colorado On-Board Diagnostic (OBD) Test Analyzer System 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 X. The Colorado On-Board Diagnostics (OBD) Test Analyzer System 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 5 CCR 1001–13, Regulation Number 11, Motor Vehicle Emissions Inspection Program—Part C, Inspection Procedures and Requirements for Exhaust Emissions, Fuel Evaporation Control, Visible Smoke Emissions, Emissions Control Systems, On-Board Diagnostics (OBD); and Practices to Ensure Proper Emissions Related Adjustments and Repairs I. Pre-inspection Requirements 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 II. Exhaust Emissions Inspection Procedures 11/30/2014,
9/30/20173/11/2019 84 FR 2449, 2/7/2019 . III. Emissions Control Systems Inspection Procedures 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 IV. On-Board Diagnostic II Inspection Procedures 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 V. Evaporative Fuel Control Inspection Procedures 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 VI. Free Reinspection 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VII. Repair Information 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VIII. Certification of Emissions Control 11/30/2014 3/11/2019 84 FR 2449, 2/7/2019 IX. [Reserved] X. Emissions Related Repairs 11/30/2014 3/11/2019 84 FR 2449, 2/7/2019 XI. Engine Changes 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 XII. Clean Screen Inspection Program Procedures 11/30/2014 3/11/2019 84 FR 2449, 2/7/2019 5 CCR 1001–13, Regulation Number 11, Motor Vehicle Emissions Inspection Program—Part D, Qualification and Licensing of Emissions Mechanics, Emissions Inspectors and Clean Screen Inspectors; Licensing of Emissions Inspection and Readjustment Stations, Inspection-Only Stations, Inspection-Only Facilities, Fleets, Motor Vehicle Dealer Test Facilities and Enhanced Inspection Centers; Qualification of Clean Screen Inspection Sites; and Registration of Emissions Related Repair Facilities and Technicians I. Licensing of Emissions Inspection and Readjustment Stations, Inspection-Only Stations, Inspection-Only Facilities, Enhanced Inspection Centers, Fleet Inspection Stations and Motor Vehicle Dealer Test Facilities 9/30/2017 3/11/2019 84 FR 2449, 2/7/2019 II. Qualification and Licensing of Emission Mechanics, and Emissions Inspectors 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 III. Registration of Emissions Related Repair Facilities 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 IV. Requirements for Clean Screen/Remote Sensing Sites 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 V. Qualification of Clean Screen Emissions Inspectors 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VI. Requalification Requirements for all Clean Screen Emissions Inspectors 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VII. Transmittal of Letters of Qualification and Issuance of Clean Screen Inspector Licenses 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 VIII. Lapse of Certificate of Qualification for Clean Screen Inspector 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 IX. Program License Application Performance Review Criteria 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 5 CCR 1001–13, Regulation Number 11, Motor Vehicle Emissions Inspection Program—Part E, Prohibited Acts and Penalties to Ensure Proper Inspection Procedures, Adherence to Prescribed Procedures and Effective Emissions Related Repairs I. The Grounds Upon Which The License Of An Emissions Mechanic, Emissions Inspector Or Any Type Of AIR Program Inspection Business May Be Suspended, For A Period Of Time Not Less Than Six Months, Or Revoked 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 5 CCR 1001–13, Regulation Number 11, Motor Vehicle Emissions Inspection Program—Part F, Maximum Allowable Emissions Limits for Motor Vehicle Exhaust, Evaporative and Visible Emissions for Light-Duty and Heavy-Duty Vehicles I. The Idle Short Test Concentration Limits For Light-Duty Vehicles And Heavy-Duty Trucks Specified In Sections I (A) And II (A) Respectively Of This Part F Are Those Necessary To Comply With Emissions Reductions As The Program Matures 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 II. Heavy-Duty Vehicles (1978 and Earlier Greater Than 6000 lbs. GVWR) Subject to Idle Short Test(s) 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 III. Transient Test Mass Emissions Limits In Grams/Mile (GPM) 1/30/2006 1/22/2013 77 FR 75388, 12/20/2012 IV. Evaporative Emissions Control Standards 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 V. Visible Smoke 2/15/2013 11/21/2016 81 FR 72720, 10/21/2016 VI. Clean Screen Program Maximum Allowable Emissions Limits 9/30/2017 3/11/2019 84 FR 2449, 2/7/2019 VII. On-Board Diagnostic Inspection Passing Criteria 9/30/2017 3/11/2019 84 FR 2449, 2/7/2019 5 CCR 1001–13, Regulation Number 11, Appendices Appendix A, Technical Specifications 11/30/2014,
9/30/20173/11/2019 84 FR 2449, 2/7/2019 5 CCR 1001–14, Emission Budgets for Nonattainment Areas in the State of Colorado Budgets 8/30/1995 4/30/1998 63 FR 15294, 3/31/1998 5 CCR 1001–18, Regulation Number 16, Street Sanding Emissions I. Street Sanding Materials Specifications 4/19/2001 10/16/2002 67 FR 58335, 9/16/2002 II. Street Sanding Requirements Specific to the Denver PM–10 Attainment/Maintenance Area 4/19/2001 10/16/2002 67 FR 58335, 9/16/2002 5 CCR 1001–20, Nonattainment-Attainment/Maintenance Areas I. Pagosa Springs Attainment/Maintenance Area 5/30/2000 8/14/2001 66 FR 32556, 6/15/2001 II. Telluride Attainment/Maintenance Area 5/30/2000 8/14/2001 66 FR 32556, 6/15/2001 III. Aspen/Pitkin County PM–10 Attainment/Maintenance Area 2/28/2001 7/14/2003 68 FR 26212, 5/15/2003 IV. Lamar Attainment/Maintenance Area 12/30/2001 11/25/2005 70 FR 61563, 10/25/2005 V. Canon City PM–10 Nonattainment Area 12/30/1993 2/13/1995 59 FR 64332, 12/14/1994 VIII. Steamboat Springs PM10 Attainment/Maintenance Area 11/24/2004 12/30/2001 69 FR 62210, 10/25/2004 5 CCR 1001–21, Regulation Number 21, Control of Volatile Organic Compounds from Consumer Products and Architectural and Industrial Maintenance Coatings I. Applicability 09/14/2019 6/8/2023 88 FR 29827, 5/9/2023 Limited approval/disapproval 5/9/2023. II. Consumer Products 09/14/2019 6/8/2023 88 FR 29827, 5/9/2023 Limited approval/disapproval 5/9/2023. III. Architectural and Industrial Maintenance Coatings 09/14/2019 6/8/2023 88 FR 29827, 5/9/2023 Limited approval/disapproval 5/9/2023. IV. Definitions 09/14/2019 6/8/2023 88 FR 29827, 5/9/2023 Limited approval/disapproval 5/9/2023. (d) EPA-approved source-specific requirements.
Title State effective date EPA effective date Final rule citation/date Comments Long-Term Strategy Review and Revision of Colorado's State Implementation Plan for Class I Visibility Protection: Part I: Hayden Station Requirements 8/15/1996 2/18/1997 62 FR 2305, 1/16/1997 Revision of Colorado's State Implementation Plan for Class I Visibility Protection Craig Station Units 1 and 2 Requirements 4/19/2001 8/6/2001 66 FR 35374, 7/5/2001 (e) EPA-approved nonregulatory provisions.
Title State effective date EPA effective date Final rule citation/date Comments Legislation Concerning Air Pollution Control, and, in connection therewith, revising the Air Program to comply with requirements of the Federal “Clean Air Act Amendments of 1990” 7/1/1993 12/8/1994 59 FR 55584, 11/8/1994 Concerning Legislative Procedures for the Approval of State Implementation Plans and Regulations Related to Air Pollution 5/31/1995 4/30/1998 63 FR 15294, 3/31/1998 Maintenance and Attainment Plan Elements Aspen Revised PM10 Maintenance Plan for the Aspen Attainment/Maintenance Area 12/16/2010 11/18/2013 78 FR 57496, 9/19/2013 Canon City PM10 Maintenance Plan for Canon City 11/20/2008 9/9/2013 78 FR 41307, 7/10/2013 Colorado Springs Colorado Springs Carbon Monoxide Maintenance Plan 12/17/2009 9/30/2013 78 FR 46521, 8/1/2013 Denver Metropolitan Area 1982 Denver Regional Element of the State Air Quality Implementation Plan 3/4/2001 10/11/2001 66 FR 47086, 9/11/2001 Carbon Monoxide Maintenance Plan for the Denver Metropolitan Area 8/30/2003 11/15/2004 69 FR 55752, 9/16/2004 Ozone Redesignation Request and Maintenance Plan for the Denver Metropolitan Area 1/11/2001 10/11/2001 66 FR 47086, 9/11/2001 PM10 Redesignation Request and Maintenance Plan For the Denver Metropolitan Area 4/19/2001 10/16/2002 67 FR 58335, 9/16/2002 Revision to the Colorado State Implementation Plan: Concerning the removal of the Colorado Clean Vehicle Fleet Program from the SIP, and the adoption of a replacement program 3/1/2000 1/14/2002 66 FR 64751, 12/14/2001 Early Action Compact Ozone Action Plan 5/31/2004 9/19/2005 70 FR 48652, 8/19/2005 2008 Ozone Moderate Area Attainment Plan 1/14/2017 8/2/2018 83 FR 31068, 7/3/2018 Reasonably Available Control Technology for the 2008 8-Hour Ozone National Ambient Air Quality Standard (NAAQS) Moderate State Implementation Plan (RACT SIP) 11/21/2017 61/8/20232024 88 FR 2982785511, 512/98/2023 Except major source NOX RACT. Previous SIP approvals 7/03/2018, 2/24/2021, and 11/05/2021. Limited approval/limited disapproval of RACT regulations 5/9/2023. Disapproval of refinery fueled process heaters located at major sources of NOX on December 8, 2023. Ozone (8-hour, 2015) DMNFR NNSR Certification 7/6/2020 6/13/2022 87 FR 29232, 5/13/2022 2008 Ozone Serious Area Attainment Plan 2/14/2020 12/7/2023 88 FR 76676, 11/7/2023 Disapproval of contingency measures. RACM and attainment demonstration withdrawn. Reasonably Available Control Technology for the 2008 8-Hour Ozone National Ambient Air Quality Standard (NAAQS) Serious State Implementation Plan (RACT SIP) 2/14/2020 61/8/2023 5/9/2023 Limited approval and limited disapproval2024 88 FR 85511, 12/8/2023 Disapproval of RACT for certain major sources of NOX on December 8, 2023. Fort Collins Revised Carbon Monoxide Maintenance Plan, Fort Collins Attainment/Maintenance Area 12/16/2010 11/12/2013 78 FR 56164, 9/12/2013 Greeley Greeley Carbon Monoxide Maintenance Plan 12/17/2009 10/1/2013 78 FR 46816, 8/2/2013 Lamar PM10 Redesignation Request and Maintenance Plan for the Lamar Area 12/30/2001 11/25/2005 70 FR 61563, 10/25/2005 Longmont Revised Carbon Monoxide Maintenance Plan for the Longmont Attainment/Maintenance Area 3/1/2004 11/29/2004 69 FR 58264, 9/30/2004 Pagosa Springs Final Revised PM10 Maintenance Plan for the Pagosa Springs Attainment/Maintenance Area 11/19/2009 4/9/2014 79 FR 13256, 3/10/2014 Steamboat Springs Revised PM10 Maintenance Plan for theSteamboat Springs Attainment/Maintenance Area 1/30/2012 3/23/2015 80 FR 2827, 1/21/2015 Telluride Revised PM10 Attainment/Maintenance Plan Telluride Attainment/Maintenance Area 11/19/2009 3/13/2014 79 FR 8090, 2/11/2014 Local Ordinances/Resolutions Adopting the Fort Collins Better Air Campaign for Inclusion in the Fort Collins Element of the State Implementation Plan for Air Quality 9/5/1989 6/17/1991 56 FR 15499, 4/17/1991 Visibility State Implementation Plan for Class I Visibility Protection, State of Colorado 11/19/1987 10/11/1988 53 FR 30428, 8/12/1988 Regional Haze 5 Year Progress Report 11/19/2015 10/11/2019 84 FR 47884, 9/11/2019 Long-Term Strategy Review and Revision of Colorado's State Implementation Plan for Class I Visibility Protection, Part II: Revision of the Long-Term Strategy 11/18/2004 12/4/2006 71 FR 64465, 11/2/2006 [80 FR 58209, Sept. 28, 2015, as amended at 81 FR 3966, Jan. 25, 2016; 81 FR 21468, Apr. 12, 2016; 81 FR 72722, Oct. 21, 2016; 82 FR 47382, Oct. 12, 2017; 83 FR 14758, Apr. 6, 2018; 83 FR 31071, July 3, 2018; 83 FR 31333, July 5, 2018; 84 FR 2451, Feb. 7, 2019; 84 FR 18992, May 3, 2019; 84 FR 34064, July 17, 2019; 84 FR 47885, Sept. 11, 2019; 85 FR 57697, Sept. 16, 2020; 86 FR 11128, Feb. 24, 2021; 86 FR 61073, Nov. 5, 2021; 87 FR 29231, 29235, May 13, 2022; 87 FR 71261, Nov. 22, 2022; 88 FR 18055, Mar. 27, 2023; 88 FR 18426, Mar. 29, 2023; 88 FR 29833, May 9, 2023; 88 FR 76678, Nov. 7, 2023; 88 FR 85513, Dec. 8, 2023]