(a) Purpose and scope. This section sets forth the applicable State Implementation Plan for Utah 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 March 1, 2016, 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 March 1, 2016, 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 March 1, 2016.
(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; and the National Archives and Records Administration (NARA). 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.
(c) EPA-approved regulations.
Rule No. | Rule title | State effective date | Final rule citation, date | Comments |
---|---|---|---|---|
R307-101. General Requirements | ||||
R307-101-1 | Foreward | 11/8/2012 | 81 FR 4959, 1/29/16 | |
R307-101-2 | Definitions | 08/02/2018 | 84 FR 35832, 7/25/2019. | |
R307-101-3 | Version of Code of Federal Regulations Incorporated by Reference | 5/23/2018 | 85 FR 41398, 7/10/20 | |
R307-102. General Requirements: Broadly Applicable Requirements | ||||
R307-102 | General Requirements: Broadly Applicable Requirements | 11/8/2012 | 81 FR 4959, 1/29/16 | |
R307-104. Conflict of Interest | ||||
R307-104-01 | Authority | 6/1/2016 | 81 FR 50628, 8/2/2016. | |
R307-104-02 | Purpose | 6/1/2016 | 81 FR 50628, 8/2/2016. | |
R307-104-03 | Disclosure of conflict of interest | 6/1/2016 | 81 FR 50628, 8/2/2016. | |
R307-105. General Requirements: Emergency Controls | ||||
R307-105-01 | Air Pollution Emergency Episodes | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-105-02 | Emergency Actions | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-107. General Requirements: Breakdowns | ||||
R307-107 | General Requirements: Breakdowns | 7/31/2012 | 79 FR 7067, 2/6/14 | |
R307-110. General Requirements: State Implementation Plan | ||||
R307-110-01 | Incorporation by Reference | 12/6/2012 | 80 FR 54237, 9/9/15 | |
R307-110-02 | Section I. Legal Authority | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-03 | Section II. Review of New and Modified Air Pollution Sources | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-04 | Section III. Source Surveillance | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-05 | Section IV. Ambient Air Monitoring Program | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-06 | Section V. Resources | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-07 | Section VI. Intergovernmental Cooperation | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-08 | Section VII. Prevention of Air Pollution Emergency Episodes | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-09 | Section VIII. Prevention of Significant Deterioration | 6/16/2006 | 76 FR 41712, 7/15/11 | |
R307-110-10 | Section IX. Control Measures for Area and Point Sources, Part A, Fine Particulate Matter | 12/5/2019 | 86 FR 27036, 5/19/2021 | |
R307-110-11 | Section IX. Control Measures for Area and Point Sources, Part B, Sulfur Dioxide | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-12 | Section IX. Control Measures for Area and Point Sources, Part C, Carbon Monoxide | 6/7/2018 | 85 FR 35811, 6/12/2020 | Only include provisions incorporated from Section IX, Part C.6 (Provo). |
R307-110-13 | Section IX. Control Measures for Area and Point Sources, Part D. Ozone | 5/2/2007 | 73 FR 5122, 9/2/08 | |
R307-110-14 | Section IX. Control Measures for Area and Point Sources, Part E, Nitrogen Dioxide | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-15 | Section IX. Control Measures for Area and Point Sources, Part F, Lead | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-16 | Section IX. Control Measures for Area and Point Sources, Part G, Flouride | 9/15/1998 | 79 FR 11325, 2/28/14 | |
R307-110-17 | Section IX. Control Measures for Area and Point Sources, Part H, Emission Limits | 11/25/2019 | 85 FR 75873, 11/27/2020 | |
R307-110-19 | Section XI. Other Control Measures for Mobile Sources | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-20 | Section XII. Transportation Conformity Consultation | 5/2/2007 | 73 FR 51222, 9/2/08 | |
R307-110-21 | Section XIII. Analysis of Plan Impact | 5/2/2007 | 73 FR 51222, 9/2/08 | |
R307-110-22 | Section XIV. Comprehensive Emission Inventory | 9/18/1998 | 71 FR 7679, 2/14/06 | |
R307-110-23 | Section XV. Utah Code Title 19, Chapter 2, Air Conservation Act | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-24 | Section XVI. Public Notification | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-25 | Section XVII. Visibility Protection | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-26 | Section XVIII. Demonstration of GEP Stack Height | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-27 | Section XIX. Small Business Assistance Program | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-28 | Section XX. Regional Haze | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
R307-110-30 | Section XXII. General Conformity | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-31 | Section X, Vehicle Inspection and Maintenance Program, Part A, General Requirements and Applicability | 9/5/2019 | 86 FR 27036, 5/19/2021 | |
R307-110-32 | Section X. Vehicle Inspection and Maintenance Program, Part B, Davis County | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-110-33 | Section X. Vehicle Inspection and Maintenance Programs, Part C, Salt Lake County | 10/7/2004 | 70 FR 44055, 8/1/05 | |
R307-110-34 | Section X. Vehicle Inspection and Maintenance Program, Part D, Utah County | 5/18/2004 | 70 FR 66264, 11/2/05 | |
R307-110-35 | Section X. Vehicle Inspection and Maintenance Program, Part E, Weber County | 11/4/2004 | 70 FR 52467, 9/14/05 | |
R307-110-36 | Section X, Vehicle Inspection and Maintenance Program, Part F, Cache County | 9/5/2019 | 86 FR 27036, 5/19/2021 | |
R307-110-37 | Section XXIII. Interstate Transport | 12/6/2012 | 81 FR 4959, 1/29/16 | |
R307-115. General Conformity | ||||
R307-115-01 | Determining Conformity | 2/8/2008 | 73 FR 51222, 9/2/08 | |
R307-130. General Penalty Policy | ||||
R307-130-01 | Scope | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-130-02 | Categories | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-130-03 | Adjustments | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-130-04 | Options | 7/13/2007 | 73 FR 16543, 3/28/08 | |
R307-150. Emission Inventories | ||||
R307-150-01 | Purpose and General Requirements | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-150-02 | Definitions | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-150-03 | Applicability | 6/25/2019 | 85 FR 75873, 11/27/2020 | |
R307-150-04 | Sulfur Dioxide Milestone Inventory Requirements | 9/4/2008 | 77 FR 74355, 12/14/12 | |
R307-150-05 | Sources Identified in R307-150-3(2), Large Major Source Inventory Requirements | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-150-06 | Sources Identified in R307-150-3(3) | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-150-07 | Sources Identified in R307-150-3(4), Other Part 70 Sources | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-150-08 | Exempted Hazardous Air Pollutants | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-165. Emission Testing | ||||
R307-165 | Emission Testing | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-170. Continuous Emission Monitoring Program | ||||
R307-170-01 | Purpose | 4/1/1999 | 68 FR 26210, 5/15/03 | |
R307-170-02 | Authority | 4/1/1999 | 68 FR 26210, 5/15/03 | |
R307-170-03 | Applicability | 4/1/1999 | 68 FR 26210, 5/15/03 | |
R307-170-04 | Definitions | 1/5/2006 | 71 FR 64125, 11/1/06 | |
R307-170-05 | General Requirements | 1/5/2006 | 71 FR 64125, 11/1/06 | |
R307-170-06 | Minimum Monitoring Requirements for Specific Sources | 4/1/1999 | 68 FR 26210, 5/15/03 | |
R307-170-07 | Performance Specification Audits | 2/8/2008 | 73 FR 51222, 9/2/08 | |
R307-170-08 | Recordkeeping | 4/1/1999 | 68 FR 26210, 5/15/03 | |
R307-170-09 | State Electronic Data Report | 1/5/2006 | 71 FR 64125, 11/1/06 | |
R307-201. Emission Standards: General Emission Standards | ||||
R307-201 | Emission Standards: General Emission Standards | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-202. Emission Standards: General Burning | ||||
R307-202 | Emission Standards: General Burning | 10/6/2014 | 82 FR 46916, 10/10/17 | |
R307-203. Emission Standards: Sulfur Content of Fuels | ||||
R307-203 | Emission Standards: Sulfur Content of Fuels | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-204. Emission Standards: Smoke Management | ||||
R307-204-01 | Purpose and Goals | 11/5/2019 | 86 FR 24729, 5/10/2021 | |
R307-204-02 | Applicability | 11/5/2019 | 86 FR 24729, 5/10/2021 | |
R307-204-03 | Definitions | 11/5/2019 | 86 FR 24729, 5/10/2021 | |
R307-204-04 | General Requirements | 11/5/2019 | 86 FR 24729, 5/10/2021 | |
R307-204-05 | Burn Schedule | 11/5/2019 | 86 FR 24729, 5/10/2021 | |
R307-204-06 | Small Prescribed Fires (de minimis) | 11/5/2019 | 86 FR 24729, 5/10/2021 | |
R307-204-07 | Large Prescribed Fires | 11/5/2019 | 86 FR 24729, 5/10/2021 | |
R307-206. Emission Standards: Abrasive Blasting | ||||
R307-206 | Emission Standards: Abrasive Blasting | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-221. Emission Standards: Emission Controls for Existing Municipal Solid Waste Landfills | ||||
R307-221-01 | Purpose and Applicability | 1/7/1999 | 74 FR 1899, 1/14/09 | |
R307-250. Western Backstop Sulfur Dioxide Trading Program | ||||
R307-250-01 | Purpose | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-250-02 | Definitions | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-03 | WEB Trading Program Trigger | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-250-04 | WEB Trading Program Applicability | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-05 | Account Representative for WEB Sources | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-06 | Registration | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-07 | Allowance Allocations | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-08 | Establishment of Accounts | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-09 | Monitoring, Recordkeeping and Reporting | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-10 | Allowance Transfers | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-250-11 | Use of Allowances from a Previous Year | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-250-12 | Compliance | 11/10/2008 | 77 FR 74355, 12/14/12 | |
R307-250-13 | Special Penalty Provisions for the 2018 Milestone | 12/31/2003 | 77 FR 74355, 12/14/12 | |
R307-301. Utah and Weber Counties: Oxygenated Gasoline Program | ||||
R307-301-3 | Average Oxygen Content Standard | 9/10/2001 | 67 FR 59165, 9/20/02 | |
R307-302. Solid Fuel Burning Devices | ||||
R307-302-1 | Purpose and Definitions | 2/1/2017 | 85 FR 10991, 2/26/2020 | |
R307-302-2 | Applicability | 2/1/2017 | 85 FR 10991, 2/26/2020 | |
R307-302-3 | No-Burn Periods for Particulates | 2/1/2017 | 85 FR 10991, 2/26/2020 | |
R307-302-4 | No-Burn Periods for Carbon Monoxide | 2/1/2017 | 85 FR 10991, 2/26/2020 | |
R307-302-5 | Opacity and Prohibited Fuels for Heating Appliances | 2/1/2017 | 85 FR 10991, 2/26/2020 | |
R307-302-6 | Prohibition | 2/1/2017 | 85 FR 10991, 2/26/2020 | |
R307-303. Commercial Cooking | ||||
R307-303 | Commercial Cooking | 4/10/2013 | 81 FR 9343, 2/25/16 | |
R307-305. Davis, Salt Lake, and Utah Counties and Ogden City, and Nonattainment Areas for PM10 : Particulates | ||||
R307-305 | Davis, Salt Lake, and Utah Counties and Ogden City, and Nonattainment Areas for PM10: Particulates | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-307. Road Salting and Sanding | ||||
R307-307 | Road Salting and Sanding | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-309. Nonattainment and Maintenance Areas for PM 10 and PM 2.5 : Fugitive Emissions and Fugitive Dust | ||||
R307-309 | Nonattainment and Maintenance Areas for PM10 and PM2.5: Fugitive Emissions and Fugitive Dust | 8/4/2017 | 84 FR 52369, 10/2/2019 | |
R307-310. Salt Lake County: Trading of Emission Budgets for Transportation Conformity | ||||
R307-310-01 | Purpose | 5/13/2002 | 67 FR 44065, 7/1/02 | |
R307-310-02 | Definitions | 2/8/2008 | 73 FR 51222, 9/2/08 | |
R307-310-03 | Applicability | 5/13/2002 | 67 FR 44065, 7/1/02 | |
R307-311. Utah County: Trading of Emission Budgets for Transportation Conformity | ||||
R307-311 | Utah County: Trading of Emission Budgets for Transportation Conformity | 3/5/2015 | 80 FR 28193, 5/18/15 | |
R307-312. Aggregate Processing Operations for PM2.5 ; Nonattainment Areas | ||||
R307-312 | Aggregate Processing Operations for PM2.5 Nonattainment Areas | 2/4/2016 | 81 FR 71990, 10/19/2016 | |
R307-325. Ozone Nonattainment and Maintenance Areas: General Requirements | ||||
R307-325 | Ozone Nonattainment and Maintenance Areas: General Requirements | 3/9/2007 | 78 FR 59242, 9/26/13 | |
R307-326. Ozone Nonattainment and Maintenance Areas: Control of Hydrocarbon Emissions in Petroleum Refineries | ||||
R307-326 | Ozone Nonattainment and Maintenance Areas: Control of Hydrocarbon Emissions in Petroleum Refineries | 3/9/2007 | 78 FR 59242, 9/26/13 | |
R307-327. Ozone Nonattainment and Maintenance Areas: Petroleum Liquid Storage | ||||
R307-327 | Ozone Nonattainment and Maintenance Areas: Petroleum Liquid Storage | 3/9/2007 | 78 FR 59242, 9/26/13 | |
R307-328. Ozone Nonattainment and Maintenance Areas and Utah and Weber Counties: Gasoline Transfer and Storage | ||||
R307-328 | Ozone Nonattainment and Maintenance Areas and Utah and Weber Counties: Gasoline Transfer and Storage | 2/4/2016 | 81 FR 71990, 10/19/2016 | |
R307-335. Degreasing and Solvent Cleaning Operations | ||||
R307-335 | Degreasing and Solvent Cleaning Operations | 1/1/2013 | 81 FR 9343, 2/25/16 | |
R307-340. Ozone Nonattainment and Maintenance Areas: Surface Coating Processes | ||||
R307-340 | Ozone Nonattainment and Maintenance Areas: Surface Coating Processes | 3/9/2007 | 78 FR 59242, 9/26/13 | |
R307-341. Ozone Nonattainment and Maintenance Areas: Cutback Asphalt | ||||
R307-341 | Ozone Nonattainment and Maintenance Areas: Cutback Asphalt | 1/16/2007 | 78 FR 59242, 9/26/13 | |
R307-342. Adhesives and Sealants | ||||
R307-342 | Adhesives and Sealants | 8/1/2013 | 81 FR 9343, 2/25/16 | |
R307-343. Emissions Standards for Wood Furniture Manufacturing Operations | ||||
R307-343 | Emissions Standards for Wood Furniture Manufacturing Operations | 5/1/2013 | 81 FR 9343, 2/25/16 | |
R307-344. Paper, Film, and Foil Coatings | ||||
R307-344 | Paper, Film, and Foil Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-345. Fabric and Vinyl Coatings | ||||
R307-345 | Fabric and Vinyl Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-346. Metal Furniture and Surface Coatings | ||||
R307-346 | Metal Furniture Surface Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-347. Large Appliance Surface Coatings | ||||
R307-347 | Large Appliance Surface Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-348. Magnet Wire Coatings | ||||
R307-348 | Magnet Wire Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-349. Flat Wood Panel Coatings | ||||
R307-349 | Flat Wood Panel Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-350. Miscellaneous Metal Parts and Products Coatings | ||||
R307-350 | Miscellaneous Metal Parts and Products Coatings | 2/3/2013 | 81 FR 9343, 2/25/16 | |
R307-351. Graphic Arts | ||||
R307-351 | Graphic Arts | 2/1/2013 | 81 FR 9343, 2/25/16 | Except R307-351-2 and R307-351-4. |
R307-351-2 | Applicability | 10/8/2014 | 81 FR 9343, 2/25/16 | |
R307-351-4 | Standards for Rotogravure, Flexographic, and Specialist Pring Operations | 2/15/2013 | 81 FR 9343, 2/25/16 | |
R307-352. Metal Container, Closure, and Coil Coatings | ||||
R307-352 | Metal Container, Closure, and Coil Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-353. Plastic Parts Coatings | ||||
R307-353 | Plastic Parts Coatings | 5/1/2013 | 81 FR 9343, 2/25/16 | |
R307-354. Automotive Refinishing Coatings | ||||
R307-354 | Automotive Refinishing Coatings | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-355. Control of Emissions From Aerospace Manufacture and Rework Facilities | ||||
R307-355 | Control of Emissions from Aerospace Manufacture and Rework Facilities | 2/1/2013 | 81 FR 9343, 2/25/16 | |
R307-355-5 | Emission standards | 2/15/2013 | 81 FR 9343, 2/25/16 | |
R307-356. Appliance Pilot Light | ||||
R307-356 | Appliance Pilot Light | 1/1/2013 | 81 FR 9343, 2/25/16 | |
R307-357. Consumer Products | ||||
R307-357 | Consumer Products | 8/1/2013 | 81 FR 9343, 2/25/16 | Except R307-357-4. |
R307-357-4 | Standards | 5/8/2014 | 81 FR 9343, 2/25/16 | |
R307-361. Architectural Coatings | ||||
R307-361 | Architectural Coatings | 10/31/2013 | 81 FR 9343, 2/25/16 | |
R307-401. Permit: New and Modified Sources | ||||
R307-401-01 | Purpose | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-02 | Definitions | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-03 | Applicability | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-04 | General Requirements | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-05 | Notice of Intent | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-06 | Review Period | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-07 | Public Notice | 10/3/2013 | 81 FR 4959, 1/29/16 | |
R307-401-08 | Approval Order | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-09 | Small Source Exemption | 1/1/2011 | 79 FR 7070, 2/6/14 | |
R307-401-10 | Source Category Exemptions | 08/02/2018 | 86 FR 28494, 5/27/2021 | |
R307-401-11 | Replacement-in-Kind Equipment | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-12 | Reduction in Air Contaminants | 08/07/2014 | 81 FR 46338, 7/19/2016 | |
R307-401-13 | Plantwide Applicability Limits | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-14 | Used Oil Fuel Burned for Energy Recovery | 2/8/2008 | 79 FR 27190, 5/13/14 | |
R307-401-15 | Air Strippers and Soil Venting Projects | 2/7/2013 | 81 FR 4957, 1/29/16 | |
R307-401-16 | De minimis Emissions From Soil Aeration Projects | 6/16/2006 | 79 FR 27190, 5/13/14 | |
R307-401-17 | Temporary Relocation | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-401-18 | Eighteen Month Review | 6/16/2006 | 79 FR 7072, 2/6/14 | |
R307-403. Permits: New and Modified Sources in Nonattainment Areas and Maintenance Areas | ||||
R307-403 | Permits: New and Modified Sources in Nonattainment Areas and Maintenance Areas | 9/15/1998 | 71 FR 7679, 2/14/2006 | Except for R307-403-1, R307-403-2, R307-403-6, R307-403-10, R307-403-11. |
R307-403-1 | Purpose and Definitions | 08/02/2018 12/04/2013 |
84 FR 35832, 7/25/2019 | |
R307-403-2 | Applicability | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-3 | Review of Major Sources of Air Quality Impact | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-4 | Offsets: General Requirements | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-5 | Offsets: Particulate Matter Nonattainment Areas | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-6 | Offsets: Ozone Nonattainment Areas | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-7 | Offsets: Baseline | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-9 | Construction in Stages | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-10 | Analysis of Alternatives | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-403-11 | Actual PALS | 08/02/2018 | 84 FR 35832, 7/25/2019 | |
R307-405. Permits: Major Sources in Attainment or Unclassified Areas (PSD) | ||||
R307-405-01 | Purpose | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-02 | Applicability | 11/25/2019 | 85 FR 41398, 7/10/20 | |
R307-405-03 | Definitions | 02/02/2012 | 81 FR 46838, 7/19/2016 | |
R307-405-04 | Area Designations | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-05 | Area Redesignation | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-06 | Ambient Air Increments | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-07 | Ambient Air Ceilings | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-08 | Exclusions from Increment Consumption | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-09 | Stack Heights | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-10 | Exemptions | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-11 | Control Technology Review | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-12 | Source Impact Analysis | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-13 | Air Quality Models | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-14 | Air Quality Analysis | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-15 | Source Information | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-16 | Additional Impact Analysis | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-17 | Sources Impacting Federal Class I Areas: Additional Rquirements | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-18 | Public Participation | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-19 | Source Obligation | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-20 | Innovative Control Technology | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-21 | Actuals PALs | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-405-22 | Banking of Emission Offset Credit in PSD Areas | 9/7/2007 | 76 FR 41712, 7/15/11 | |
R307-406. Visibility | ||||
R307-406 | Visibility | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-410. Permits: Emissions Impact Analysis | ||||
R307-410-01 | Purpose | 6/6/2006 | 79 FR 7072, 2/6/14 | |
R307-410-02 | Definitions | 08/07/2014 | 81 FR 46838, 7/19/2016 | |
R307-410-03 | Use of Dispersion Models | 11/25/2019 | 85 FR 41398, 7/10/20 | |
R307-410-04 | Modeling of Criteria Pollutant Impacts in Attainment Areas | 6/6/2006 | 79 FR 7072, 2/6/14 | |
R307-410-06 | Stack Heights and Dispersion Techniques | 08/07/2014 | 81 FR 46838, 7/19/2016 | |
R307-413. Permits: Exemptions and Special Provisions | ||||
[R307-7] | Exemption from Notice of Intent Requirements for Used Oil Fuel Burned for Energy Recovery | 11/15/1996 | 67 FR 35442, 5/20/02 | Recodification not approved. |
R307-413-7 | Exemption from Notice of Intent Requirements for Used Oil Fuel Burned for Energy Recovery | 9/15/1998 | 71 FR 7679, 2/14/06 | |
R307-414. Permits: Fees for Approval Orders | ||||
R307-414 | Permits: Fees for Approval Orders | 12/17/2000 | 72 FR 4641, 2/1/07 | |
R307-420. Permits: Ozone Offset Requirements in Davis and Salt Lake Counties | ||||
R307-420-1 | Purpose | 3/1/1999, 7/1/2013 | 82 FR 46419, 10/5/2017 | |
R307-420-2 | Definitions | 3/1/1999, 7/1/2013 | 82 FR 46419, 10/5/2017 | |
R307-420-3 | Applicability | 3/1/1999, 7/1/2013 | 82 FR 46419, 10/5/2017 | |
R307-420-4 | General Requirements | 3/1/1999, 7/1/2013 | 82 FR 46419, 10/5/2017 | |
R307-420-5 | Contingency Measure: Offsets for Oxides of Nitrogen | 3/1/1999, 7/1/2013 | 82 FR 46419, 10/5/2017 |
(d) EPA-approved source-specific requirements.
Rule title | State effective date | Final rule citation, date | Comments |
---|---|---|---|
Hill Air Force Base | |||
Ozone NAAQS Approval Orders: | |||
Air Quality Approval Order for Remodeling BX Service Station (7/12/1979) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
Approval Order for Hydrazine Exhaust Incinerator, Davis County (2/5/1985) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
Approval Order for Industrial Wastewater Treatment Facility, Davis County (2/20/1986) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
Approval Order for Paint Booth, HVAC Modification, Standby Generators, and Fuel Storage Tanks, Davis County (7/18/1983) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
BAQE-026-88, Approval Order for Paint Spray Booth in Building 1913 and Solvent Spray Booth in Building 1915, Davis County (1/20/1988) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
BAQE-039-91, Approval Order for Building 1701 - Dip Tank, Bake Oven, Paint Booths, Davis County (2/7/1991) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
BAQE-353-88, Approval Order for Two Cold Solvent Cleaning Tanks in Building 2013, Weber County (7/21/1988) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
BAQE-525-88, Approval Order for Structural Repair and Maintenance Facility, Davis County (10/13/1988) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
BAQE-669-88, Approval Order for Paint Distillation Unit in Building 514, Davis County (12/20/1988) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
Construction Approval Order (6/27/1978) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-0103-93, Modified Approval Order for Aircraft Purge System Near Building 287, Davis County (2/11/1993) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-067-95, Modified Approval Order to DAQE-1006-94, Paint Booth Consolidation (1/31/1995) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-068-95, Support Document for Approval Order DAQE-067-95 (1/30/1995) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-0719-93, Approval Order for Air Permit for Emergency Power Generators, Davis County (8/20/1993) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-0752-93, Modified Approval Order for: A. Replacement Boilers in Buildings 1624, 1904, 2104, 2203; B. Paint Spray Booth in Building 751; C. Carbon Brake Coating Process in Building 507; Davis County (8/27/1993) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-1134-95, Approval Order for Setup Chemical Milling Process Line in Bldg 238, Davis County (12/7/1995) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-1171-92, Approval Order for Emergency Generators and Media Blast Booth, Davis County (1/4/1993) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-163-96, Approval Order for Medium Pressure Water & Chemical Paint Stripping of Aircraft, Davis County (2/9/1996) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-167-92, Approval Order for JP-4 Tank Throughput Limitations (2/19/1992) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-403-95, Approval Order for Construction of Two Boilers Each in Buildings 1590 and 1703, Davis County (5/8/1995) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-416-92, Approval Order for Industrial Wastewater Treatment Plant Sludge Dryers, Building 577, Davis County (4/28/1992) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-775-95, Approval Order to Modify AO for Engine Test Facilities, Davis County (8/30/1995) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-824-94, Approval Order For Used Oil Burner/Boiler Permit Modification, Davis County (9/29/1994) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-860-95, Your Letter of 6 September 1995, Phase II Vapor Recovery at Building 454 (9/20/1995) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-894-91, Approval Order; Wording Change to Approval Order Dated June 22, 1988, Davis County (11/25/1991) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-915-94, Change of Jet Fuel from JP-4 to JP-8 (10/18/1994) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
Salt Lake County | |||
Ozone NAAQS Approval Orders: | |||
DAQE-0063-94, Pacificorp Gadsby Power Plant, Approval Order for SIP Change, Title V Major (2/3/1994) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-300-95, Olympia Sales Company, Approval Order Revised to Meet the Ozone Maintenance Plan, Salt Lake County, Toxic Major Title V Major (4/13/1995) | 3/4/1997 | 62 FR 38213, 7/17/1997 | |
DAQE-433-94, Kennecott Utah Copper - Utah Power Plant, Approval Order for RACT Analysis, Salt Lake County, Title V Major (5/27/1994) | 3/4/1997 | 62 FR 38213, 7/17/1997 |
(e) EPA-approved nonregulatory provisions.
Rule title | State effective date | Final rule citation, date | Comments |
---|---|---|---|
Section I. Legal Authority | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section II. Review of New and Modified Air Pollution Sources | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section III. Source Surveillance | 1/1/2003 | 68 FR 37744, 6/25/2003 | |
IV. Ambient Air Monitoring Program | |||
Section IV.A. Introduction | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section IV.B. Air Quality Surveillance Network Design | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section IV.C. Network Description | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section IV.D. Data Reporting | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section IV.E. Episode Monitoring | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section IV.F. Annual Review | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section V. Resources | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section VI. Intergovernmental Cooperation | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section VII. Prevention of Air Pollution Emergency Episodes | 1/1/2003 | 68 FR 37744, 6/25/2003 | |
Section VIII. Prevention of Significant Deterioration | 6/16/2006 | 76 FR 41712, 7/15/2011 | |
IX. Control Measures for Area and Point Sources | |||
Section IX.A.1. Fine Particulate Matter (PM10), Area Designation Background | 8/14/1991 | 59 FR 35036, 7/8/1994 | |
Section IX.A.2. Fine Particulate Matter (PM10), PM10 Concentrations | 8/14/1991 | 59 FR 35036, 7/8/1994 | |
Section IX.A.3. Fine Particulate Matter (PM10), Utah County | 9/5/2002 | 67 FR 78181, 12/23/2002 | |
Section IX.A.4. Fine Particulate Matter (PM10), Salt Lake County - Magna | 8/14/1991 | 59 FR 35036, 7/8/1994 | |
Section IX.A.5. Fine Particulate Matter (PM10), Salt Lake Nonattainment Area | 8/14/1991 | 59 FR 35036, 7/8/1994 | |
Section IX.A.6. Fine Particulate Matter (PM10), Control Strategies | 9/5/2002 | 67 FR 78181, 12/23/2002 | |
Section IX.A.7. Fine Particulate Matter (PM10), Maintenance | 9/5/2002 | 67 FR 78181, 12/23/2002 | |
Section IX.A.8. Fine Particulate Matter (PM10), Contingency Measures | 9/5/2002 | 67 FR 78181, 12/23/2002 | |
Section IX.A.9. Fine Particulate Matter (PM10), Annual Average | 9/5/2002 | 67 FR 78181, 12/23/2002 | |
Section IX.A.10. Fine Particulate Matter (PM10), Transportation Conformity | 9/5/2002 | 67 FR 78181, 12/23/2002 | |
Section IX.A. Fine Particulate Matter (PM10), Appendix A - Emission Limitations and Operating Practices (Davis and Salt Lake Counties) | 9/5/2002 | 67 FR 78181, 12/23/2002 | |
Section IX.A.23. Fine Particulate Matter, PM2.5 SIP for the Logan, UT-ID Nonattainment Area | 12/4/2014 | 83 FR 59316, 11/23/2018 | Except for Chapters 1-3, Area Sources found in Chapter 6.6, Chapter 8 and Chapter 9. |
Section IX.B. Sulfur Dioxide | 1/1/2003 | 68 FR 37744, 6/25/2003 | |
Section IX.C. Carbon Monoxide | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section IX.C.6. Carbon Monoxide, Provo | 6/7/2018 | 85 FR 35811, 6/12/2020 | |
Section IX.C.7. Carbon Monoxide Maintenance Provision for Salt Lake City | 12/2/2004 | 70 FR 44055, 8/1/2005 | |
Section IX.C.8. Carbon Monoxide Maintenance Provisions for Ogden | 1/4/2005 | 70 FR 54267, 9/14/2005 | |
Section IX.D. 8-Hour Ozone Maintenance Provisions for Salt Lake and Davis Counties | 1/3/2007 | 78 FR 59242, 9/26/2013 | With exceptions identified in document. |
Section IX.E. Nitrogen Dioxide | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section IX.F. Lead | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section IX.G. Fluoride | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section IX.H.1. General Requirements: Control Measures for Area and Point Sources, Emission Limits and Operating Practices, PM10 Requirements | 1/3/2019 | 85 FR 10991, 2/26/2020 | |
Section IX.H.2. Source Specific Emission Limitations in Salt Lake County PM10 Nonattainment/Maintenance Area | 1/3/2019 | 85 FR 10991, 2/26/2020 | |
Section IX.H.3. Source Specific Emission Limitations in Utah County PM10 Nonattainment/Maintenance Area | 12/3/2015 | 82 FR 47153 10/11/2017 |
|
Section IX.H.4. Interim Emission Limits and Operating Practices | 12/3/2015 | 82 FR 47153 10/11/2017 |
|
Section IX.H.21. General Requirements: Control Measures for Area and Point Sources, Emission Limits and Operating Practices, Regional Haze Requirements | 11/25/2019 | 85 FR 75873, 11/27/2020 | |
Section IX.H.22. Source Specific Emission Limitations: Regional Haze Requirements, Best Available Retrofit Technology | 11/25/2019 | 85 FR 75873, 11/27/2020 | |
X. Vehicle Inspection and Maintenance Program | |||
Section X.A. General Requirements and Applicability | 9/5/2019 | 86 FR 27036, 5/19/2021 | |
Section X.B. Davis County | 2/14/1997 | 62 FR 38213, 7/17/1997 | |
Section X.C. Salt Lake County | 10/7/2004 | 70 FR 44055, 8/1/2005 | |
Section X.D. Utah County | 5/18/2004 | 70 FR 66264, 11/2/2005 | |
Section X.E. Weber County | 11/4/2004 | 70 FR 54267, 9/14/2005 | |
Section X.F. Cache County | 9/5/2019 | 86 FR 27036, 5/19/2021 | |
Section XI. Other Control Measures for Mobile Sources | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XII. Transportation Conformity Consultation | 5/2/2007 | 73 FR 51222, 9/2/2008 | |
Section XIII. Analysis of Plan Impact | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XIV. Emission Inventory Development | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section XV. Title 19, Chapter 2 Utah Code Annotated, 1993 | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVI. Public Notification | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
XVII. Visibility Protection | |||
Section XVII.A. Introduction | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section XVII.B. Background | 4/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVII.C. Visibility Protection | 4/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVII.D. Visibility Monitoring | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section XVII.E. New or Modified Source Analysis of Visibility Impact | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section XVII.F. Existing Source Visibility Impact and BART | 4/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVII.G. Regional Haze | 4/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVII.H. Long Term Plan to Show Progress Toward Improved Visibility | 4/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVII.I. Visibility Progress Report | 4/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVII.J. Policy of the Air Conservation Committee Concerning the Protection of Scenic Views Associated with Mandatory Class I Areas from Signficant Impairment for Visibility | 4/12/1993 | 68 FR 37744, 6/25/2003 | |
Section XVIII. Demonstration of GEP Stack Height | 2/25/2000 | 68 FR 37744, 6/25/2003 | |
Section XIX. Small Business Assistance Program | 11/12/1993 | 68 FR 37744, 6/25/2003 | |
XX. Regional Haze | |||
Section XX.A. Executive Summary | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.B. Background on the Regional Haze Rule | 8/15/2019 | [85 FR 75873, 11/27/2020 | |
Section XX.C. Long-Term Strategy for the Clean-Air Corridor | 8/15/2019 | 85 FR 75873,11/27/2020 | |
Section XX.D. Long-Term Strategy for Stationary Sources | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.E. Sulfur Dioxide Milestones and Backstop Trading Program | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.F. Long-Term Strategy for Mobile Sources | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.G. Long-Term Strategy for Fire Programs | 4/7/2011 | 85 FR 75873, 11/27/2020 | |
Section XX.H. Assessment of Emissions from Paved and Unpaved Road Dust | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.I. Pollution Prevention and Renewable Energy Programs | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.J. Other GCVTC Recommendations | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.K. Projection of Visibility Improvement Anticipated from Long-Term Strategy | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.L. Periodic Implementation Plan Revisions | 8/15/2019 | [85 FR 75873, 11/27/2020 | |
Section XX.M. State Planning/Interstate Coordination and Tribal Implementation | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XX.N. Enforceable Commitments for the Utah Regional Haze SIP | 8/15/2019 | 85 FR 75873, 11/27/2020 | |
Section XXII. General Conformity | 1/1/2003 | 68 FR 37744, 6/25/2003 | |
Section XXIII. Interstate Transport | 2/9/2007 | 73 FR 16543, 3/28/2008 | |
Progress Report for Utah's State Implementation Plan for Regional Haze | 2/4/2016 | 85 FR 64050, 10/9/2020 | |
Maintenance Plans | |||
Ogden Carbon Monoxide (CO) Maintenance Plan Summary | |||
Salt Lake and Davis County Ozone Maintenance Plan Summary | |||
Salt Lake and Tooele Counties Sulfur Dioxide (SO2) Plan Summary | |||
Salt Lake City Carbon Monoxide (CO) Maintenance Plan | |||
Salt Lake County Particulate Matter (PM10) Attainment Plan Summary | 12/3/2015 | 85 FR 10991, 2/26/2020 | |
Utah County Particulate Matter (PM10) Attainment Plan Summary | 12/3/2015 | 85 FR 10991, 2/26/2020 | |
Ogden City Particulate Matter (PM10) Attainment Plan Summary | 12/3/2015 | 85 FR 10991, 2/26/2020 | |
Logan, UT-ID Fine Particulate Matter (PM2.5) Attainment Plan Summary | 12/5/2019 | 86 FR 27036, 5/19/2021 | |
Summary of Criteria Pollutant Attainment Plans | |||
Ozone (8-hour, 2015) Uinta Basin, Northern Wasatch Front and Southern Wasatch Front 2017 Base Year Inventories | 7/29/2020 | 86 FR 35405, 7/6/2021 |
[81 FR 39200, June 16, 2016, as amended at 81 FR 43923, July 5, 2016; 81 FR 50628, Aug. 2, 2016; 81 FR 46838, July 19, 2016; 81 FR 71990, Oct. 19, 2016; 82 FR 9141, Feb. 3, 2017; 82 FR 46419, Oct. 5, 2017; 82 FR 46914, Oct. 10, 2017; 82 FR 47153, Nov. 13, 2017; 83 FR 59316, Nov. 23, 2018; 84 FR 27041, June 11, 2019; 84 FR 44229, Aug. 23, 2019; 84 FR 35832, July 25, 2019; 84 FR 52369, Oct. 2, 2019; 85 FR 10991, Feb. 26, 2020; 85 FR 35811, June 12, 2020; 85 FR 41398, July 10, 2020; 85 FR 64052, Oct. 9, 2020; 85 FR 75873, Nov. 27, 2020; 86 FR 24729, May 10, 2021; 86 FR 27036, May 19, 2021; 86 FR 28494, May 27, 2021; 86 FR 35405, July 6, 2021]