{"data":{"id":"us/40-cfr-52.1870","jurisdiction":"us","citation":"40 CFR 52.1870","heading":"Identification of plan.","body":"(a) Purpose and scope. This section sets forth the applicable State Implementation Plan (SIP) for Ohio under Section 110 of the Clean Air Act, 42 U.S.C. 7401 et seq., and 40 CFR part 51 to meet National Ambient Air Quality Standards.\n(b) Incorporation by reference. (1) Material listed in paragraphs (c) and (d) of this section with an EPA approval date prior to September 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 it exists on the date of the approval, and notice of any change in the material will be published in the Federal Register. Entries in paragraphs (c) and (d) of this section with an EPA approval date after September 1, 2015, will be incorporated by reference in the next update to the SIP compilation.\n(2) EPA Region 5 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 SIP as of September 1, 2015.\n(3) Copies of the materials incorporated by reference may be inspected at the Environmental Protection Agency, Region 5, Air Programs Branch, 77 West Jackson Boulevard, Chicago, IL 60604 or 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.\n(c) EPA approved regulations.\nEPA-Approved Ohio Regulations\nOhio citation Title/Subject Ohio effective date EPA Approval date Notes\nChapter 3745-14 Nitrogen Oxides—Reasonably Available Control Technology\n3745-14-01 Definitions and General Provisions 8/15/2024 5/8/2025, 90 FR 19428\n3745-14-03 Permit Requirements 1/29/2018 9/17/2019, 84 FR 48789\n3745-14-04 Compliance Certification 8/22/2019 4/8/2020, 85 FR 19670\n3745-14-08 Monitoring and Reporting 8/15/2024 5/8/2025, 90 FR 19428\n3745-14-11 Portland Cement Kilns 7/18/2002 8/5/2003, 68 FR 46089\n3745-14-12 Stationary Internal Combustion Engines 5/7/2005 2/4/2008, 73 FR 6427\nChapter 3745-15 General Provisions on Air Pollution Control\n3745-15-01 Definitions 1/22/2009 5/10/2010, 75 FR 25770\n3745-15-02 Purpose 1/25/1980 10/1/1982, 47 FR 43375\n3745-15-03 Submission of Emission Information 6/30/2008 2/20/2013, 78 FR 11748 Only (A).\n3745-15-04 Measurement of Emissions of Air Contaminants 1/25/1980 10/1/1982, 47 FR 43375\n3745-15-05 De Minimis Air Contaminant Source Exemption 1/22/2009 5/10/2010, 75 FR 25770\n3745-15-06 Malfunction of Equipment; Scheduled Maintenance; Reporting 1/25/1980 10/1/1982, 47 FR 43375\n3745-15-07 Air Pollution Nuisances Prohibited 5/17/1982 8/13/1984, 49 FR 32182\n3745-15-08 Circumvention 1/25/1980 10/1/1982, 47 FR 43375\n3745-15-09 Severability 1/25/1980 10/1/1982, 47 FR 43375\nChapter 3745-16 Stack Height Requirements\n3745-16-01 Definitions 3/5/1986 8/25/1988, 53 FR 32392\n3745-16-02 Good Engineering Practice Stack Height Requirements 3/5/1986 8/25/1988, 53 FR 32392\nChapter 3745-17 Particulate Matter Standards\n3745-17-01 Definitions and Referenced Materials 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-03 Measurement Methods and Procedures 8/25/2023 7/18/2024, 89 FR 58293 Except for paragraph (B)(1)(b) and the phrase in paragraph (B)(1)(a) reading “Except as provided in paragraph (B)(1)(b) of this rule”.\n3745-17-04 Compliance Time Schedules 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-07 Control of Visible Particulate Emissions from Stationary Sources 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-08 Restriction of Emission of Fugitive Dust 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-09 Restrictions on Particulate Emissions and Odors from Incinerators 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-10 Restrictions on Particulate Emissions from Fuel Burning Equipment 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-11 Restrictions on Particulate Emissions from Industrial Processes 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-12 Additional Restrictions on Particulate Emissions from Specific Air Contaminant Sources in Cuyahoga County 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-13 Additional Restrictions on Particulate Emissions from Specific Air Contaminant Sources in Jefferson County 8/25/2023 7/18/2024, 89 FR 58293\n3745-17-14 Contingency Plan Requirements for Cuyahoga and Jefferson Counties 8/25/2023 7/18/2024, 89 FR 58293\nChapter 3745-18 Sulfur Dioxide Regulations\n3745-18-01 Definitions and incorporation by reference 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-02 General countywide emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-03 Compliance Time Schedules 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-04 Measurement Methods and Procedures 2/3/2022 5/30/2023, 88 FR 34449 Except (D)(2), (D)(3), (D)(5), (D)(6), (E)(2), (E)(3), and (E)(4).\n3745-18-05 Ambient and Meteorological Monitoring Requirements 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-06 General Emission Limit Provisions 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-08 Allen county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-10 Ashtabula county emissions limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-11 Athens county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-15 Butler county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-23 Crawford county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-24 Cuyahoga county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-26 Defiance county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-28 Erie county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-31 Franklin county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-33 Gallia county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-35 Greene county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-37 Hamilton county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-47 Jefferson county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-49 Lake county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-53 Lorain county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-54 Lucas county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-56 Mahoning county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-61 Miami county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-63 Montgomery county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-66 Muskingum County Emission Limits 2/16/2017 10/11/2018, 83 FR 51361\n3745-18-68 Ottawa county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-69 Paulding county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-77 Ross county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-78 Sandusky county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-80 Seneca county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-82 Stark County Emission Limits 4/16/2023 10/7/2024, 89 FR 81008\n3745-18-83 Summit County Emission Limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-84 Trumbull County Emission Limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-85 Tuscarawas County Emission Limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-90 Washington County Emission Limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-91 Wayne county emission limits 2/3/2022 5/30/2023, 88 FR 34449\n3745-18-92 Williams county emission limits 2/3/2022 5/30/2023, 88 FR 34449\nChapter 3745-19 Open Burning Standards\n3745-19-01 Definitions 4/30/2018 6/24/2019, 84 FR 29378\n3745-19-02 Relations to Other Prohibitions 7/7/2006 3/21/2008, 73 FR 15081\n3745-19-03 Open burning in restricted areas 4/30/2018 6/24/2019, 84 FR 29378\n3745-19-04 Open burning in unrestricted areas 4/30/2018 6/24/2019, 84 FR 29378\n3745-19-05 Permission to individuals and notification to the Ohio EPA 4/30/2018 6/24/2019, 84 FR 29378\nChapter 3745-21 Carbon Monoxide, Ozone, Hydrocarbon Air Quality Standards, and Related Emission Requirements\n3745-21-01 Definitions and incorporation by reference 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-02 Ambient air quality standards and guidelines 8/25/2008 7/28/2009, 74 FR 37171\n3745-21-03 Methods of ambient air quality measurement 10/15/2015 9/8/2017, 82 FR 42451\n3745-21-04 Compliance time schedules 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-06 Classification of regions 8/25/2008 7/28/2009, 74 FR 37171 3745-21-06.\n3745-21-07 Control of emissions of organic materials from stationary sources (i.e., emissions that are not regulated by rule 3745-21-09, 3745-21-12 to 3745-21-16, or 3745-21-18 to 3745-21-29 of the Administrative Code) 3/27/2022 1/20/2026, 90 FR 2308 All except the entry for “TRC Buyer Co. dba “The Ruscoe Company” Plant II” in table (M)(1) Emissions Units under OAC 3745-21-07(M)(1).\n3745-21-08 Control of carbon monoxide emissions from stationary sources 10/15/2015 9/8/2017, 82 FR 42451 3745-21-08.\n3745-21-09 Control of emissions of volatile organic compounds from stationary sources and perchloroethylene from dry cleaning facilities 3/27/2022 6/26/26, 91 FR 28521 Except 3745-21-09(PP).\n3745-21-10 Compliance test methods and procedures 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-11 Reasonably available control technology studies for non-CTG Sources in ozone nonattainment areas 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-12 Control of volatile organic compound emissions from commercial bakery oven facilities 10/15/2015 9/8/2017, 82 FR 42451\n3745-21-13 Control of volatile organic compound emissions from reactors and distillation units employed in SOCMI chemical production 10/15/2015 9/8/2017, 82 FR 42451\n3745-21-14 Control of volatile organic compound emissions from process vents in batch operations 10/15/2015 9/8/2017, 82 FR 42451\n3745-21-15 Control of volatile organic compound emissions from wood furniture manufacturing operations 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-16 Control of volatile organic compound emissions from industrial wastewater 10/15/2015 9/8/2017, 82 FR 42451\n3745-21-17 Portable fuel containers 10/15/2015 9/8/2017, 82 FR 42451\n3745-21-18 Commercial motor vehicle and mobile equipment refinishing operations 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-19 Control of volatile organic compound emissions from aerospace manufacturing and rework facilities 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-20 Control of volatile organic emissions from shipbuilding and ship repair operations (marine coatings) 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-21 Storage of volatile organic liquids in fixed roof tanks and external floating roof tanks 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-22 Control of volatile organic compound emissions from offset lithographic printing and letterpress printing facilities 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-23 Control of volatile organic compound emissions from industrial solvent cleaning operations 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-24 Flat wood paneling coatings 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-25 Control of VOC emissions from reinforced plastic composites production operations 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-26 Surface coating of miscellaneous metal and plastic parts 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-27 Boat manufacturing 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-28 Miscellaneous industrial adhesives and sealants 3/27/2022 1/20/2026, 90 FR 2308\n3745-21-29 Control of volatile organic compound emissions from automobile and light-duty truck assembly coating operations, heavier vehicle assembly coating operations, and cleaning operations associated with these coating operations 3/27/2022 1/20/2026, 90 FR 2308\nChapter 3745-23 Nitrogen Oxide Standards\n3745-23-01 Definitions 8/15/2024 12/30/2024, 89 FR 106330\n3745-23-02 Methods of Measurement 8/15/2024 12/30/2024, 89 FR 106330\nChapter 3745-24 Nitrogen Oxide Emission Statements\n3745-24-01 Definitions 12/16/2005 9/27/2007, 72 FR 54844\n3745-24-02 Applicability 12/16/2005 9/27/2007, 72 FR 54844\n3745-24-03 Deadlines for the Submission of the Emission Statements 12/16/2005 9/27/2007, 72 FR 54844\n3745-24-04 Emission Statement Requirements 4/1/1994 10/13/1994, 59 FR 51863\nChapter 3745-25 Emergency Episode Standards\n3745-25-01 Definitions and Reference to Materials 12/19/2024 11/26/2025, 90 FR 52436\n3745-25-02 Ambient Air Quality Standards 12/19/2024 11/26/2025, 90 FR 52436 Except (A)(4).\n3745-25-03 Air Pollution Emergencies and Episode Criteria 12/19/2024 11/26/2025, 90 FR 52436\n3745-25-04 Air Pollution Emergency Emission Control Action Programs 7/7/2025 11/26/2025, 90 FR 52436\n3745-25-05 Air Pollution Emergency Orders 12/19/2024 11/26/2025, 90 FR 52436\nChapter 3745-26 I/M Program Rules and Regulations\n3745-26-01 Definitions 8/15/1996 1/6/1997, 62 FR 646\n3745-26-02 Obligations of the Motor Vehicle Owner in the Anti-tampering and Basic Automobile Inspection and Maintenance Programs 6/13/1994 4/4/1995, 60 FR 16989\n3745-26-03 Inspection Station Licensing Procedure 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-04 Licensed Inspection Station Requirements and Obligations 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-05 Provisions for Qualification as a Class B Inspection Station 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-06 Requirements for Certified Inspectors 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-07 Suspension or Revocation of Inspection Station License or Inspector Certification 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-08 Procedure for Station Change of Ownership, Name, or Location, or Cessation of Inspection Operation 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-09 Fee System 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-10 Requirements for Contractors in the Basic Enhanced or Opt-in Enhanced Automobile Inspection and Maintenance Program 6/13/1994 4/4/1995, 60 FR 16989\n3745-26-11 Inspection Requirements 5/15/1990 12/17/1993, 58 FR 65933\n3745-26-12 Requirements for Motor Vehicle Owners in the Enhanced or Opt-in Enhanced Automobile Inspection and Maintenance Program 8/15/1996 1/6/1997, 62 FR 646\n3745-26-13 Requirements for Certified Inspectors in the Enhanced or Opt-in Enhanced Automobile Inspection and Maintenance Program 6/13/1994 4/4/1995, 60 FR 16989\n3745-26-14 Enforcement of Program Rules and Regulations for the Enhanced or Opt-in Enhanced Automobile Inspection and Maintenance Program 6/13/1994 4/4/1995, 60 FR 16989\nChapter 3745-31 Permit-to-Install New Sources and Permit-to-Install and Operate Program\n3745-31-01 Definitions 3/11/2023 4/2/2026, 91 FR 16550 Except for (A)(8), (E)(3)(b)(ii) and (iii), (M)(10)(a)(ii), (P)(12), (Q), and (S)(11).\n3745-31-02 Applicability, requirements, and obligations 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-03 Exemptions 8/14/2025 4/2/2026, 91 FR 16550 Except for (B)(1)(p).\n3745-31-04 Applications 5/29/2014 6/25/2015, 80 FR 36477\n3745-31-05 Criteria for decision by the Director 3/11/2023 4/2/2026, 91 FR 16550 Except for (E).\n3745-31-06 Completeness determinations, processing requirements, public participation, public notice, and issuance 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-07 Termination, revocation, expiration, renewal, revision and transfer 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-08 Registration status permit-to-operate 5/29/2014 6/25/2015, 80 FR 36477\n3745-31-09 Variances on operation 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-10 NSR projects at existing emissions units at a major stationary source 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-11 Attainment provisions—ambient air increments, ceilings, and classifications 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-12 Attainment provisions—data submission requirements 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-13 Attainment provisions—review of major stationary sources and major modifications, stationary source applicability, and exemptions 3/11/2023 4/2/2026, 91 FR 16550 Except for (H)(1)(c).\n3745-31-14 Attainment provisions—pre-application analysis 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-15 Attainment provisions—control technology review 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-16 Attainment provisions—major stationary source impact analysis 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-17 Attainment provisions—additional impact analysis 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-18 Attainment provisions—air quality models 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-19 Attainment provisions—notice to the United States environmental protection agency 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-20 Attainment provisions—innovative control technology 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-21 Nonattainment provisions—review of major stationary sources and major modifications—stationary source applicability and exemptions 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-22 Nonattainment provisions—conditions for approval 3/11/2023 4/2/2026, 91 FR 16550 Except for (A)(3)(b).\n3745-31-23 Nonattainment provisions—stationary sources locating in designated clean or unclassifiable areas which would cause or contribute to a violation of a national ambient air quality standard 3/11/2023 4/2/2026, 91 FR 16550 Except for 1-hour NO2 SIL in (A).\n3745-31-24 Nonattainment provisions—baseline for determining credit for emission and air quality offsets 3/11/2023 4/2/2026, 91 FR 16550 Except for (F).\n3745-31-25 Nonattainment provisions—location of offsetting emissions 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-26 Nonattainment provisions—offset ratio requirements 3/11/2023 4/2/2026, 91 FR 16550 Except for (D).\n3745-31-27 Nonattainment provisions—administrative procedures for emission offsets 3/11/2023 4/2/2026, 91 FR 16550 Except for (A)(1)(b).\n3745-31-28 Review of major stationary sources of hazardous air pollutants requiring MACT determinations 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-29 General permit-to-install and general PTIO 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-30 Permits-by-rule 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-32 Plantwide applicability limit 3/11/2023 4/2/2026, 91 FR 16550\n3745-31-34 Permits to install for major stationary sources and major modifications of sources emitting greenhouse gases 3/31/2011 2/14/2020, 85 FR 8406 Except for (B), (C), and (D).\nChapter 3745-49 Miscellaneous Rules\n3745-49-01 Administrative Procedures—applicability and construction of rules 4/2/2012 4/23/2021, 86 FR 21648\n3745-49-02 Administrative procedures—definitions 4/2/2012 4/23/2021, 86 FR 21648\n3745-49-05 Draft actions and proposed actions 4/2/2012 4/23/2021, 86 FR 21648\n3745-49-06 Issuance of final actions 4/2/2012 4/23/2021, 86 FR 21648\n3745-49-07 Public notice 7/27/2019 4/23/2021, 86 FR 21648\n3745-49-08 Contents of public notices 4/2/2012 4/23/2021, 86 FR 21648\nChapter 3745-101 Transportation Conformity\n3745-101-02 Definitions 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-03 Applicability, Priority, and Frequency of Conformity Determinations 2/16/1999 5/30/2000, 65 FR 34395 Only (A), (B), (C), (D), (G), (H), (I), (J), (K), and (L).\n3745-101-05 Content of Transportation Plans 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-06 Relationship with NEPA and Fiscal Constraints 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-07 Criteria and Procedures for Conformity Determination, Assumptions, Emissions Model, and Consultation 2/16/1999 5/30/2000, 65 FR 34395 Only (A), (B), and (C) Except (C)(1)(a) and (C)(2)(a).\n3745-101-08 Criteria and Procedures for Implementation of TCMs, Current Conformity, and Projects from a Plan and TIP 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-09 Localized CO and PM10 Violations and Compliance with PM10 Control Measures 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-10 Motor Vehicle Emissions Budgets 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-11 Criteria and Procedures: Emission Reductions in Areas without Motor Vehicle Emissions Budgets 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-12 Consequences of Control Strategy Implementation Plan Failures 2/16/1999 5/30/2000, 65 FR 34395 Except for (A)(2).\n3745-101-13 Requirements for Adoption or Approval of Projects by Other Recipients of Funds Designated Under Title 23 U.S.C. or the Federal Transit Laws 2/16/1999 5/30/2000, 65 FR 34395 Except for (A)(1).\n3745-101-14 Procedures for Determining Regional Transportation-related Emissions 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-15 Procedures for Determining Localized CO and PM10 Concentrations (Hot-spot Analysis) 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-17 Enforceability of Design Concept and Scope and Project-level Mitigation and Control Measures 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-18 Exempt Projects 2/16/1999 5/30/2000, 65 FR 34395\n3745-101-19 Traffic Signal Synchronization Projects 2/16/1999 5/30/2000, 65 FR 34395\nChapter 3745-102 General Federal Action Conformity\n3745-102-01 Purpose 8/21/1995 3/11/1996, 61 FR 9644\n3745-102-02 Definitions 8/21/1995 3/11/1996, 61 FR 9644\n3745-102-03 Applicability 8/21/1995 3/11/1996, 61 FR 9644\n3745-102-04 Analysis, Other Requirements 8/21/1995 3/11/1996, 61 FR 9644\n3745-102-05 Conformity Determinations 8/21/1995 3/11/1996, 61 FR 9644\n3745-102-06 Mitigation of Air Quality Impacts 8/21/1995 3/11/1996, 61 FR 9644\nChapter 3745-110—Nitrogen Oxides—Reasonably Available Control Technology\n3745-110-01 Definitions 3/25/2022 1/20/2026, 90 FR 2308\n3745-110-02 Applicability 3/25/2022 1/20/2026, 90 FR 2308\n3745-110-03 RACT requirements and/or limitations for emissions of NOX from stationary sources 3/25/2022 1/20/2026, 90 FR 2308\n3745-110-04 Compliance Deadlines 3/25/2022 1/20/2026, 90 FR 2308\n3745-110-05 Compliance Methods 3/25/2022 1/20/2026, 90 FR 2308\nChapter 3745-112 Volatile Organic Compound Limits in Consumer Products\n3745-112-01 Definitions 6/20/2022 7/10/2023, 88 FR 43440\n3745-112-02 Applicability 6/20/2022 7/10/2023, 88 FR 43440\n3745-112-03 Standards 6/20/2022 7/10/2023, 88 FR 43440\n3745-112-04 Exemptions 6/20/2022 7/10/2023, 88 FR 43440\n3745-112-05 Administrative Requirements 6/20/2022 7/10/2023, 88 FR 43440\n3745-112-06 Reporting Requirements 6/20/2022 7/10/2023, 88 FR 43440\n3745-112-07 Variances 6/20/2022 7/10/2023, 88 FR 43440\n3745-112-08 Test Methods 6/20/2022 7/10/2023, 88 FR 43440\n(d) EPA approved state source-specific requirements.\nEPA-Approved Ohio Source-Specific Provisions\nName of source Number Ohio effective date EPA Approval date Comments\nAccel Group, Inc P0120345 9/16/2019 10/30/2020, 85 FR 68758 Only paragraphs B.4, B.6, B.8, B.9.c), C.1.b)(1)d, C.1.b)(2)a, C.1.d)(2), C.1.d)(3), C.1.e)(3), C.1.f)(1)c, C.2.b)(1)d, C.2.b)(2)a, C.2.d)(2), C.2.d)(3), C.2.e)(3), and C.2.f)(1)e.\nAK Steel Corporation Director's Final Findings and Orders (DFFO) 8/18/1995 4/25/1996, 61 FR 18255\nAkron Paint and Varnish P0136483 12/11/2024 6/26/26, 91 FR 28521 Only sections B.8., C.3.b)(1)b., C.3.c)(1), C.3.d)(4), C.3.e)(4), C.3.f)(2), C.4.b)(1)c., C.4.c)(1), C.4.d)(1), C.4.e)(6), C.4.f)(2), C.5.b)(1)c., C.5.c)(1), C.5.d)(1), C.5.e)(6), and C.5.f)(2).\nCardinal Power Plant DFFO 7/26/2024 7/8/2025, 90 FR 29993 Regional haze emission limit.\nCarmeuse Lime, Inc.-Grand River Operations P0137844 7/10/2025 6/26/26, 91 FR 28521 Only sections B.3.through B.7., C.1.b)(1)b., C.1.c)(1), C.1.d)(1), C.1.e)(1), C.1.f)(1)a., C.2.b)(1)b., C.2.c)(1), C.2.d)(1), C.2.e)(1), and C.2.f)(1)a.\nCarmeuse Lime, Inc. Maple Grove DFFO 11/8/2024 12/11/2025, 90 FR 57374\nCleveland-Cliffs Cleveland Works P0138035 11/13/2025 6/26/2026, 91 FR 38517 Only sections C.1.b)(1)e., C.1.b)(2)a., C.1.d)(2), C.1.d)(3), C.1.d)(4), C.1.e)(2), C.1.e)(3), C.1.e)(5), C.1.f)(1)d., C.1.f)(1)f., and C.1.f)(2).\nCleveland-Cliffs Cleveland Works P0138036 11/13/2025 6/26/2026, 91 FR 38517 Only sections C.1.b)(1)i., C.1.b)(1) j., C.1.b)(1) k., C.1.b)(2)g., C.1.b)(2)h., C.1.d)(6)., C.1.d)(7)., C.1.e)(6), and C.1.f)(1)g.\nCleveland-Cliffs Cleveland Works P0138136 11/13/2025 6/26/2026, 91 FR 38517 Only sections B.11., C.1.b)(1)g., C.1.d)(7), C.1.e)(5), C.2.b)(1)g, C.2.d)(9), C.2.e)(6), C.3.b)(1)e., C.3.d)(4), C.3.e)(4), C.4.b)(1)f., C.4.d)(9), C.4.e)(6), C.5.b)(1)d., C.5.b)(1)e., C.5.b)(1)f., C.5.b)(2)d., C.5.d)(4), C.5.d)(5), C.5.e)(4), C.5.e)(5), C.5.e)(6), C.5.f)(1)e., C.6.b)(1)d., C.6.b)(1)e., C.6.b)(1)f., C.6.b)(2)d, C.6.d)(3), C.6.e)(4), C.6.f)(1)b, C.7.b)(1)h., C.7.b)(1)i., C.7.b)(1)j., C.7.b)(2)f., C.7.d)(5), C.7.d)(6), C.7.d)(7), C.7.e)(6), C.7.e)(7), C.7.f)(1)e., C.8.b)(1)e., C.8.b)(1)f., C.8.b)(1)g., C.8.b)(2)e., C.8.d)(2), C.8.d)(3), C.8.e)(4), C.8.e)(5), C.8.f)(1)d., C.9.b)(1)e., C.9.b)(1)f., C.9.b)(2)f., C.9.d)(3), C.9.e)(4), and C.9.f)(1)e.\nCleveland-Cliffs Cleveland Works P0138521 11/13/2025 6/26/2026, 91 FR 38517 Only sections C.1.b)(1)e., C.1.b)(1)f., C.1.b)(2)c., and C.1.f)(1).\nExcello Specialty PTI 13-2396 12/11/1991 4/25/1996, 61 FR 18255\nFord-Cleveland Casting DFFO 7/10/1995 5/6/1996, 61 FR 20139\nFord-Engine Plant 1 DFFO 5/31/1996 2/25/1997, 62 FR 8383\nForest City Technologies, Plant 4 P0127984 6/23/2020 12/5/2023, 88 FR 84241 Only paragraphs C.1.b)(1)e., C.1.d)(3), C.1.e)(1)c., C.1.f)(1)d., C.2.b)(1)e., C.2.d)(4), C.2.e)(3)b., and C.2.f)(1)d.\nGeneral Electric Aviation, Evendale Plant P0136500 1/30/2025 6/26/26, 91 FR 28521 Only sections B.2., C.1.b)(1)c., C.1.b)(2)a., C.1.c)(1), C.1.d)(1), C.1.e)(2).\nGeneral Electric Aviation, Evendale Plant P0136501 1/30/2025 6/26/26, 91 FR 28521 Only sections B.2., C.1.b)(1)f., C.1.c)(2), C.1.d)(2), C.1.e)(3), C.2.b)(1)f., C.2.c)(2), C.2.d)(2), and C.2.e)(3).\nGeneral James M. Gavin Power Plant DFFO 7/26/2024 7/8/2025, 90 FR 29993 Regional haze emission limit. ROW\u003e Globe Metallurgical Inc DFFOs 3/26/2025 4/2/2026, 91 FR 16558\nHenkel P0138691 11/18/2025 6/26/2026, 91 FR 38517 Only sections B.4., C.1.b)(1).g., C.1.c)(2), C.1.d)(5), C.1.e)(7), C.1.f)(2), C.2.b)(1)f., C.2.c)(2), C.2.d)(6), C.2.e)(7), C.2.f)(2), C.3.b)(1)g., C.3.c)(2), C.3.d)(5), C.3.e)(7), C.3.f)(2), C.4.b)(1)g., C.4.c)(4), C.4.d)(5), C.4.e)(6), C.4.f)(2), C.5.b)(1)j., C.5.c)(3), C.5.d)(6), C.5.e)(9), C.5.f)(2), C.6.b)(1)d., C.6.c)(2), C.6.d)(2), C.6.e)(4), C.6.f)(3), C.7.b)(1)d., C.7.c)(2), C.7.d)(2), C.7.e)(4), and C.7.f)(3).\nHilton Davis PTI 14-2096 6/12/1991 4/25/1996, 61 FR 18255\nInternational Mill Services DFFO 7/12/1995 5/6/1996, 61 FR 20139\nInternational Paper Company DFFO 8/18/1995 4/25/1996, 61 FR 18255\nLubrizol P0138405 10/1/2025 6/26/2026, 91 FR 38517 Only sections B.2, B.3., B.4., B.5., C.1.b)(1)b., C.1.b)(2)a., C.1.d)(1), C.1.e)(1), and C.1.f)(2).\nLuria Brothers DFFO 7/10/1995 5/6/1996, 61 FR 20139\nMidwest Mica \u0026 Insulation Co DFFO 8/18/1995 4/25/1996, 61 FR 18255\nMorgan Adhesives Co DFFO 7/5/2000 4/17/2001, 74 FR 19721\nOhio Valley Electric Corp.—Kyger Creek Station DFFO 7/26/2024 7/8/2025, 90 FR 29993 Regional haze emission limits.\nOwens Corning P0137247 1/6/2025 6/26/26, 91 FR 28521 Only sections B.11., B.12., B.13., B.14., C.1.b)(1)b., C.1.c)(1), C.1.d)(1), C.1.e)(2), C.2.b)(1)b., C.2.c)(1), C.2.d)(1), C.2.e)(2), C.3.b)(1)b., C.3.c)(1), C.3.d)(1), C.3.e)(2), C.4.b)(1)b., C.4.c)(1), C.4.d)(1), C.4.e)(2), C.5.b)(1)b., C.5.c)(1), C.5.d)(3), C.5.e)(2), C.6.b)(1)c., C.6.d)(1), C.6.e)(2), C.6.f)(3), C.7.b)(1)b.), C.7.d)(1), C.7.e)(2), C.7.f)(2), C.8.b)(1)b., C.8.c)(1), C.8.d)(1), C.8.e)(2), C.9.b)(1)c., C.9.c)(1), C.9.d)(1), C.9.e)(2), C.10.b)(1)b., C.10.d)(1), C.10.e)(2), and C.10.f)(2).\nP.H. Glatfelter Co.—Chillicothe P0118907 07/20/15 03/04/16, 81 FR 11447 Regional haze BART emissions limits.\nRFD Beaufort, Inc P0127562 3/25/2025 3/23/2026, 91 FR 13773 Only paragraphs C.1.b)(1)c. and C.1.b)(2)c.\nReilly Industries, Inc DFFO 8/18/1995 4/25/1996, 61 FR 18255\nRoss Incineration P0137637 7/31/2025 6/26/26, 91 FR 28521 Only sections C.1.b)(1)k., C.1.b)(1)l., C.1.b)(2)k., C.1.b)(2)l., C.1.c)(19), C.1.d)(54), C.1.e)(20), C.1.f)(1)f.\nSmallwood P0130909 11/10/2021 1/20/2026, 90 FR 2308 Only sections C.1.b)(1)e., C.1.b)(2)b., C.1.c)(3), C.1.d)(7) and C.1.e)(5).\nSprayon Products, Inc DFFO 8/18/1995 4/25/1996, 61 FR 18255\nT\u0026B Foundry Company DFFO 7/10/1995 5/6/1996, 61 FR 20139\nTyson Foods P0137384 6/11/2025 6/26/26, 91 FR 28521 Only sections B.3., C.1.(b)(1)d., C.1.c)(3), C.1.d)(4), C.1.e)(3), C.1.f)(3), C.2.b)(1)d., C.2.c)(3), C.2.d)(4), C.2.e)(3), C.2.f)(3), C.3.b)(1)d., C.3.c)(2), C.3.d)(5), C.3.e)(3), C.3.f)(3), C.4.b)(1)d., C.4.c)(3), C.4.d)(5), C.4.e)(3), C.4.f)(3), C.5.b)(1)d., C.5.c)(3), C.5.d)(5), C.5.e)(3), C.5.f)(2)b. [that follows C.5.f)(2)h.] C.6.b)(1)d., C.6.c)(3), C.6.d)(4), C.6.e)(3), C.6.f)(3), C.7.b)(1)d., C.7.c)(3), C.7.d)(4), C.7.e)(3), and C.7.f)(3).\nUnited Ready Mix DFFO 7/10/1995 5/6/1996, 61 FR 20139\nValgroup P0133504 7/18/2023 4/17/2025, 90 FR 16088 Only paragraphs C.2.b)(1), C.2.b)(1)d., C.2.b)(2), C.2.b)(2)d., C.2.d), C.2.d)(1), C.2.e), and C.2.e)(2).\nWheeling-Pittsburg Steel Corporation DFFO 10/31/1995 6/12/1996, 61 FR 29662\n(e) EPA approved nonregulatory and quasi-regulatory provisions.\nEPA-Approved Ohio Nonregulatory and Quasi-Regulatory Provisions\nTitle Applicable geographical or non-attainment area State date EPA approval Comments\nLegislative Provisions\nAuthority to Require NSR Permits Statewide 1/25/1982 ORC 3704.03 (F).\nLocal Permits for Burning Construction Debris Statewide 7/15/1985 ORC 3704.11 (C).\nOhio EPA Authority Statewide 1/25/1982 ORC 3704 (summary).\nRequirements for Board Members Statewide 1/25/1982 ORC 102 (summary).\nDefinition of Air Contaminant Statewide ORC 3704.01 (B); submitted 8/26/1982.\n2015 Ozone Clean Data Determination Cleveland area (Cuyahoga, Geauga, Lake, Lorain, Medina, Portage, Summit Counties) N/A 5/14/2026, 91 FR 27211 EPA's final determination suspends requirements for Ohio EPA to submit an attainment demonstration and other associated nonattainment planning requirements for the Cleveland area for as long as the area continues to attain the 2015 ozone NAAQS.\nSummary of Criteria Pollutant Attainment Plans\nLead (2008) Canton (partial Stark County) 9/19/2024 7/16/2026, 91 FR 43557 Includes approval of the 2020 lead base year emissions inventory.\nOzone (8-Hour, 2015) Cincinnati 7/24/2020 3/3/2021, 86 FR 12270 EPA is approving only the 2014 base year emissions inventory and emissions statement elements.\nOzone (8-Hour, 2015) Cleveland 12/21/2022 7/7/2025, 90 FR 29742 EPA is approving only the 2017 base year emissions inventory, the reasonable further progress demonstration including associated 2023 motor vehicle emissions budgets, I/M, and nonattainment new source review.\nPM2.5 (2012) Cleveland 10/14/2016 9/6/2018, 83 FR 45193 EPA is approving the following elements: the base year 2011 emissions inventory; the demonstration of attainment for 2021; current controls as meeting RACM requirements.\nSO2 (2010) Lake County 2/16/2017 2/14/2019, 84 FR 3986 EPA is approving the following plan elements: The emission inventory; the demonstration of attainment; and revised emission limits as meeting RACM requirements.\nSO2 (2010) Muskingum River 5/24/2023 9/8/2023, 88 FR 61969\nSO2 (2010) Steubenville 6/25/2019 10/22/2019, 84 FR 56385\nSummary of Criteria Pollutant Maintenance Plan\nOzone 1-Hour Cincinnati (Butler, Clermont, Hamilton, and Warren Counties) 6/28/1999 7/5/2000, 65 FR 37879\nOzone 1-Hour Columbiana County 3/25/1994 3/10/1995, 59 FR 48395\nOzone 1-Hour Columbus (Franklin, Delaware and Licking Counties) 1/1/1994 4/1/1996, 61 FR 3591\nOzone 1-Hour Dayton-Springfield (Miami, Montgomery, Clark, and Greene Counties) 11/8/1993 7/5/1995, 60 FR 22289\nOzone 1-Hour Jefferson County 3/25/1994 3/10/1995, 58 FR 66334\nOzone 1-Hour Youngstown (Mahoning and Trumbull Counties) and Canton (Stark County) 3/25/1994 4/1/1996, 61 FR 3319\nOzone (8-Hour, 1997) Canton (Stark County) 4/12/2019 11/19/2019, 84 FR 63806\nOzone (8-Hour, 1997) Cincinnati (Butler, Clermont, Clinton, Hamilton, and Warren Counties) 12/14/2009 5/11/2010, 75 FR 26118\nOzone (8-Hour, 1997) Cleveland (Ashtabula, Cuyahoga, Geauga, Lake, Lorain, Medina, Portage, and Summit Counties) 3/17/2009 9/15/2009, 74 FR 47414\nOzone (8-Hour, 1997) Columbus (Delaware, Fairfield, Franklin, Knox, Licking, and Madison Counties) 3/17/2009 9/15/2009, 74 FR 47404\nOzone (8-Hour, 1997) Dayton-Springfield (Miami, Montgomery, Clark, and Greene Counties) 4/12/2019 10/1/2019, 84 FR 52001\nOzone (8-Hour, 1997) Lima (Allen County) 4/12/2019 11/19/2019, 84 FR 63806\nOzone (8-Hour, 1997) Parkersburg-Marietta (Washington County) 4/12/2019 11/19/2019, 84 FR 63806\nOzone (8-Hour, 1997) Steubenville-Weirton (Jefferson County) 4/12/2019 11/19/2019, 84 FR 63806\nOzone (8-Hour, 1997) Toledo (Lucas and Wood Counties) 4/12/2019 11/19/2019, 84 FR 63806\nOzone (8-Hour, 1997) Wheeling (Belmont County) 4/12/2019 11/19/2019, 84 FR 63806\nOzone (8-Hour, 1997) Youngstown (Columbiana, Mahoning and Trumbull Counties) 4/12/2019 11/19/2019, 84 FR 63806\nOzone (8-Hour, 2008) Cincinnati (Butler, Clermont, Clinton, Hamilton, and Warren Counties) 11/6/2024 2/12/2026, 91 FR 6517 2nd maintenance plan. Conformity Budgets 2037 [tons/day] Ohio and Indiana: VOC 11.01; NOX 9.32\nOzone (8-Hour, 2008) Cleveland-Akron-Lorain (Ashtabula, Cuyahoga, Geauga, Lake, Lorain, Medina, Portage, and Summit Counties) 11/6/2024 2/12/2026, 91 FR 6517 2nd maintenance plan. Conformity Budgets 2037 [tons/day] VOC 14.73; NOX 12.24\nOzone (8-Hour, 2008) Columbus (Delaware, Fairfield, Franklin, Knox, Licking, and Madison Counties) 11/6/2024 2/12/2026, 91 FR 6517 2nd maintenance plan. Conformity Budgets 2036 [tons/day] VOC 13.74; NOX 7.59\nOzone (8-Hour, 2015) Columbus (Delaware, Fairfield, Franklin, and Licking Counties 4/23/2019 8/21/2019, 84 FR 43508\nOzone (8-Hour, 2015) Cincinnati (Butler, Clermont, Hamilton, and Warren Counties) 12/21/2021 6/9/2022, 87 FR 35104 EPA is approving the following elements: a determination that the Cincinnati area has attained the 2015 8-Hour ozone standard, a maintenance plan for the 2015 a8-Hour ozone NAAQS, 2026 and 2035 VOC and NOX motor vehicle emission budgets for the Cincinnati area.\nOzone (8-hour, 2015) Cleveland (Cuyahoga, Geauga, Lake, Lorain, Medina, Portage, and Summit Counties) 12/8/2025 6/29/2026, 91 FR 39019\nPM-10 Cuyahoga and Jefferson Counties 5/22/2000 1/10/2001, 65 FR 77308\nPM2.5 (1997) Canton (Stark County) 6/26/2012 10/22/2013, 78 FR 62459\nPM2.5 (1997) Cincinnati (Butler, Clermont, Hamilton, and Warren Counties) 1/25/2011 12/23/2011, 76 FR 80253\nPM2.5 (1997) Cleveland (Ashtabula, Cuyahoga, Lake, Lorain, Medina, Portage, and Summit Counties) 10/5/2011 9/18/2013, 78 FR 57270\nPM2.5 (1997) Columbus (Coshocton, Delaware, Fairfield, Franklin, and Licking Counties) 6/3/2011 11/7/2013, 78 FR 66845\nPM2.5 (1997) Dayton-Springfield (Clark, Greene, and Montgomery Counties) 6/1/2011 9/26/2013, 78 FR 59258\nPM2.5 (1997) Huntington-Ashland (Adams, Gallia, Lawrence, and Scioto Counties) 5/4/2011 12/31/2012, 77 FR 76883\nPM2.5 (1997) Parkersburg-Marietta (Washington County) 2/29/2012 8/29/2013, 78 FR 53275\nPM2.5 (1997) Steubenville-Weirton (Jefferson County) 4/16/2012 9/18/2013, 78 FR 57273\nPM2.5 (1997) Wheeling (Belmont County) 4/16/2012 8/29/2013, 78 FR 53275\nPM2.5 (2006) Canton (Stark County) 9/8/2021 1/22/2024, 89 FR 3889 2nd maintenance plan.\nPM2.5 (2006) Cleveland (Cuyahoga, Lake, Lorain, Medina, Portage, and Summit Counties) 9/8/2021 1/22/2024, 89 FR 3889 2nd maintenance plan.\nPM2.5 (2006) Steubenville-Weirton (Jefferson County) 9/8/2021 1/22/2024, 89 FR 3889 2nd maintenance plan.\nPM2.5 (2012) Cleveland 7/24/2018 4/12/2019, 84 FR 14881 EPA is approving the following elements: a determination that the Cleveland area has attained the 2012 annual PM2.5 standard, a maintenance plan for the 2012 annual PM2.5 NAAQS, 2022 and 2030 primary PM2.5 and NOX MVEBs for the Cleveland area.\nSO2 (1971) Center Township (Morgan County) and Waterford Township (Washington County) 6/25/1992 9/21/1994, 59 FR 48403\nSO2 (1971) Lake County and Steubenville/Mingo Junction (Jefferson County) 10/26/1995 8/30/1999, 64 FR 47113\nSO2 (1971) Franklin Township (Coshocton County), Addison Township (Gallia County), and Lorain County 3/20/2000 6/5/2000, 65 FR 35577\nSO2 (1971) Cuyahoga and Lucas Counties 9/27/2003 7/8/2004, 69 FR 41342\nSO2 (2010) Campbell-Clermont (Pierce Township in Clermont County) 11/07/2024 7/16/2025, 90 FR 31872 2nd Maintenance Plan.\nSO2 (2010) Lake County 4/9/2018 5/14/2019, 84 FR 21253\nSO2 (2010) Steubenville OH-WV (partial Jefferson County) 6/25/2019 11/29/2019, 84 FR 65683\nSO2 (2010) Muskingum River 3/31/2025 4/2/2026, 91 FR 16558\nCO (1979) Cleveland (Cuyahoga County) 10/20/2005 6/1/2006, 71 FR 31097\nLead (2008) Bellefontaine (Logan County) 10/29/2013 7/28/2014, 79 FR 43655 Includes approval of the 10/29/2013 emissions inventory.\nLead (2008) Canton (partial Stark County) 9/19/2024 7/16/2026, 91 FR 43557 Includes approval of the 2020 lead base year emissions inventory.\nLead (2008) Cleveland (partial Cuyahoga County) 6/29/2016 5/31/2017, 82 FR 24871 Includes approval of the 2013 lead base year emissions inventory and emission limits and PMP as RACM for the Ferro facility.\nLead (2008) Delta (partial Fulton County) 4/27/2017 3/13/2018, 83 FR 10796 Includes approval of the 2013 lead base year emissions inventory and Preventative Maintenance Plan as RACM/RACT for the Bunting Bearing LLC Delta facility.\nInfrastructure Requirements\nSection 110(a)(2) infrastructure requirements for the 1997 8-hour ozone NAAQS Statewide 12/5/2007 7/13/2011, 76 FR 41075 Fully approved for all CAA elements except 110(a)(2)(D)(I), which has been remedied with a FIP.\nSection 110(a)(2) infrastructure requirements for the 1997 PM2.5 NAAQS Statewide 12/5/2007 7/13/2011, 76 FR 41075 Fully approved for all CAA elements except 110(a)(2)(D)(I), which has been remedied with a FIP.\nSection 110(a)(2) infrastructure requirements for the 2006 PM2.5 NAAQS Statewide 9/4/2009 5/10/2018, 83 FR 21719 Fully approved for all CAA elements except 110(a)(2)(D)(I), which has been disapproved and remedied with a FIP.\nSection 110(a)(2) infrastructure requirements for the 2008 lead NAAQS Statewide 10/12/2011 10/6/2014, 79 FR 60075 Fully approved for all CAA elements.\nSection 110(a)(2) infrastructure requirements for the 2008 ozone NAAQS Statewide 12/27/2012 5/10/2018, 83 FR 21719 Fully approved for all CAA elements except 110(a)(2)(D)(I), which has been disapproved and remedied with a FIP.\nSection 110(a)(2) infrastructure requirements for the 2010 NO2 NAAQS Statewide 2/8/2013 5/10/2018, 83 FR 21719 Fully approved for all CAA elements.\nSection 110(a)(2) infrastructure requirements for the 2010 SO2 NAAQS Statewide 6/7/2013 5/10/2018, 83 FR 21719 No action has been taken on 110(a)(2)(D)(I). All other CAA elements have been approved.\nSection 110(a)(2)(D) infrastructure requirements for the 2012 PM2.5 NAAQS Statewide 12/4/2015 5/10/2018, 83 FR 21719 Fully approved for all CAA elements.\nSection 110(a)(2) infrastructure requirements for the 2015 ozone NAAQS Statewide 9/28/2018 2/13/2023, 88 FR 9336 Approved CAA elements: 110(a)(2)(A), (B), (C), (D)(i)(II) prongs 3 and 4, (E), (F), (G), (H), (J), (K), (L), and (M). Elements (D)(i)(I) prongs 1 and 2 are disapproved.\nSummary of Plan Element\nParticulate Matter (PM-10) Plan Statewide 11/14/1991 6/27/1994, 59 FR 27464\nSummary of the 15 Percent (%) Rate of Progress (ROP) Plan Control Measures for Volatile Organic Compounds (VOC) Emissions\nCincinnati 15% Plan Cincinnati (Butler, Clermont, Hamilton, and Warren Counties) 3/19/1994 3/30/1998, 63 FR 4188\nVisibility Protection\nRegional Haze Plan Statewide 11/30/2016 5/10/2018, 83 FR 21719 Full Approval.\nRegional Haze Five-Year Progress Report Statewide 3/11/2016 12/21/2017, 82 FR 60543\nRegional Haze Plan for the Second Implementation Period Statewide 7/30/2021, 8/6/2024, and 6/16/2025 7/8/2025, 90 FR 29993 Full Approval.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS","Subpart KK—Ohio"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"254592774c1def36f62538e6fef75d4987b48fe6e8a9b53dae135a798271fd5d","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-52.1837","next":"us/40-cfr-52.1871"},"notice":"GroundRules: Original legal text. Not legal advice."}