40 C.F.R. § 52.420

Current through October 31, 2024

Section 52.420 - [Effective until 11/21/2024] Identification of plan

(a)Purpose and scope. This section sets forth the applicable State implementation plan for Delaware 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.

(b)Incorporation by reference.

(1) Material listed in paragraphs (c) and (d) of this section with an EPA approval date prior to May 25, 2018, 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 . Entries in paragraphs (c) and (d) of this section with the EPA approval dates after May 25, 2018 for the State of Delaware have been approved by EPA for inclusion in the State implementation plan and for incorporation by reference into the plan as it is contained in this section, and will be considered by the Director of the Federal Register for approval in the next update to the SIP compilation.

(2) EPA Region III certifies that the materials provided by EPA 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 the dates referenced in paragraph (b)(1) of this section.

(3) Copies of the materials incorporated by reference into the State implementation plan may be inspected at the Environmental Protection Agency, Region III, 1650 Arch Street, Philadelphia, Pennsylvania 19103. To obtain the material, please call the Regional Office at (215) 814-3376. You may also inspect the material with an EPA approval date prior to May 25, 2018 for the State of Delaware at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, go to: http://www.archives.gov/federal-register/cfr/ibr-locations.html.

(c)EPA approved regulations.

EPA-Approved Regulations and Statutes in the Delaware SIP

State regulation (7 DNREC 1100)	Title/subject	State effective date	EPA approval date	Additional explanation
1101 Definitions and Administrative Principles
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566	Revised format for all definitions which EPA has previously approved as part of the SIP.
Section 2.0	Definitions	9/10/2009	5/31/2019, 84 FR 25183	Updated definition of Volatile Organic Compound. Previous approval 8/11/2010.
Section 2.0	Definitions	12/11/2016	12/12/2019, 84 FR 67873	Updated definition of volatile organic compound. Previous approval 5/31/2019.
Section 3.0	Administrative Principles	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Abbreviations	9/11/2008	8/11/2010, 75 FR 48566
1102 Permits
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Applicability	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Application/Registration Prepared by Interested Party	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Cancellation of Construction Permits	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Action on Applications	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Denial, Suspension or Revocation of Operating Permits	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Transfer of Permit/Registration Prohibited	9/11/2008	8/11/2010, 75 FR 48566
Section 8.0	Availability of Permit/Registration	9/11/2008	8/11/2010, 75 FR 48566
Section 9.0	Registration Submittal	9/11/2008	8/11/2010, 75 FR 48566
Section 10.0	Source Category Permit Application	9/11/2008	8/11/2010, 75 FR 48566
Section 11.0	Permit Application	9/11/2008	8/11/2010, 75 FR 48566
Section 12.0	Public Participation	8/11/22	5/16/2024, 89 FR 42814	Subsections 12.3.2 and 12.4.2 are amended.
Section 13.0	Department Records	9/11/2008	8/11/2010, 75 FR 48566
Appendix A	[List of Permits Exemptions]	1/11/2006 9/11/2008	12/4/2012, 77 FR 71700	Addition of paragraphs 32.0 and 33.0 (formerly gg. and hh. respectively).
1103 Ambient Air Quality Standards
Section 1.0	General Provisions	1/11/2014	6/17/2014, 79 FR 34441	Revised sections
Section 2.0	General Restrictions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Suspended Particulates	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Sulfur Dioxide	1/11/2014	6/17/2014, 79 FR 34441	Revised sections
Section 5.0	Carbon Monoxide	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Ozone	1/11/2014	6/17/2014, 79 FR 34441	Revised sections
Section 8.0	Nitrogen Dioxide	1/11/2014	6/17/2014, 79 FR 34441	Revised sections.
Section 10.0	Lead	1/11/2014	6/17/2014, 79 FR 34441	Revised sections.
Section 11.0	PM10 and PM2.5 Particulates	1/11/2014	6/17/2014, 79 FR 34441	Revised sections
1104 Particulate Emissions from Fuel Burning Equipment
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Emission Limits	9/11/2008	8/11/2010, 75 FR 48566
1105 Particulate Emissions from Industrial Process Operations
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	General Restrictions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Restrictions on Hot Mix Asphalt Batching Operations	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Restrictions on Secondary Metal Operations	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Restrictions on Petroleum Refining Operations	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Restrictions on Prill Tower Operation	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Control of Potentially Hazardous Particulate Matter	9/11/2008	8/11/2010, 75 FR 48566
1106 Particulate Emissions from Construction and Materials Handling
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Demolition	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Grading, Land Clearing, Excavation and Use of Non-Paved Roads	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Material Movement	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Sandblasting	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Material Storage	9/11/2008	8/11/2010, 75 FR 48566
1107 Particulate Emissions from Incineration of Noninfectious Waste
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2	Restrictions	12/8/1983	10/3/1984, 49 FR 39061	Provisions were revised 10/13/1989 by State, but not submitted to EPA as SIP revisions.
1108 Sulfur Dioxide Emissions from Fuel Burning Equipment
Section 1.0	General Provisions	7/11/2013	7/11/2022, 87 FR 41074
Section 2.0	Limit on Sulfur Content of Fuel	7/11/2013	7/11/2022, 87 FR 41074
Section 3.0	Emissions Control in Lieu of Sulfur Content Limits of 2.0 of this Regulation	7/11/2013	7/11/2022, 87 FR 41074
Section 4.0	Sampling and Testing Methods and Requirements	7/11/2013	7/11/2022, 87 FR 41074
Section 5.0	Recordkeeping and Reporting	7/11/2013	7/11/2022, 87 FR 41074
1109 Emissions of Sulfur Compounds from Industrial Operations
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Restrictions on Sulfuric Acid Manufacturing Operations	9/11/2008	8/11/2010, 75 FR 48566	Section 2.2 (State effective date: 9/26/1980) is Federally enforceable as a Section 111(d) plan and codified at 40 CFR 62.1875 .
Section 3.0	Restriction on Sulfur Recovery Operations	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Stack Height Requirements	9/11/2008	8/11/2010, 75 FR 48566
1110 Control of Sulfur Dioxide Emissions-Kent and Sussex Counties
Section 1.0	Requirements for Existing Sources of Sulfur Dioxide	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Requirements for New Sources of Sulfur Dioxide	9/11/2008	8/11/2010, 75 FR 48566
1111 Carbon Monoxide Emissions from Industrial Process Operations-New Castle County
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Restrictions on Petroleum Refining Operations	9/11/2008	8/11/2010, 75 FR 48566
1112 Control of Nitrogen Oxides Emissions
Section 1.0	Applicability	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Standards	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Exemptions	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Alternative and Equivalent RACT Determination	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	RACT Proposals	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Compliance, Certification, Recordkeeping, and Reporting Requirements	9/11/2008	8/11/2010, 75 FR 48566
1113 Open Burning
Section 1.0	Purpose	4/11/2007	9/20/2007 72 FR 53686
Section 2.0	Applicability	4/11/2007	9/20/2007 72 FR 53686
Section 3.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Prohibitions and Related Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Season and Time Restrictions	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Allowable Open Burning	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Exemptions	4/11/2007	9/20/2007 72 FR 53686
1114 Visible Emissions
Section 1.0	General Provisions	9/11/2008	8/2/2019, 84 FR 37772	Remove the phrase, "except electric arc furnaces and their associated dust-handling equipment as set forth in 2.2 of this regulation."
Section 2.0	Requirements	9/11/2008	8/2/2019, 84 FR 37772	Remove the requirement of 2.2, which reads "2.2 The requirements of 2.1 of this regulation shall not apply to electric arc furnaces, and their associated dust-handling equipment, with a capacity of more than 100 tons which are governed by 7 DE Admin. Code 1123."
Section 3.0	Alternate Opacity Requirements	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Compliance with Opacity Standards	9/11/2008	8/11/2010, 75 FR 48566
1115 Air Pollution Alert and Emergency Plan
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Stages and Criteria	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Required Actions	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Standby Plans	9/11/2008	8/11/2010, 75 FR 48566
1116 Sources Having an Interstate Air Pollution Potential
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Limitations	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Requirements	9/11/2008	8/11/2010, 75 FR 48566
1117 Source Monitoring, Recordkeeping and Reporting
Section 1.0	Definitions and Administrative Principles	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Sampling and Monitoring	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Minimum Emission Monitoring Requirements for Existing Sources	9/11/2008	8/2/2019, 84 FR 37772	Revise 3.2 so that it reads, "3.2 Fuel Burning Equipment-Fuel burning equipment except as provided in 3.2 through 3.4 of this regulation . . ." And remove 3.5, "Electric arc furnaces-See 7 DE Admin. Code 1123."
Section 4.0	Performance Specifications	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Minimum Data Requirements	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Data Reduction	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Emission Statement	9/11/2008	8/11/2010, 75 FR 48566
1124 Control of Volatile Organic Compound Emissions
Section 1.0	General Provisions	1/11/2017	2/14/2023, 88 FR 9399	Removing subsection 1.4 from the Delaware SIP. Previous approval August 11, 2010.
Section 2.0	Definitions	4/11/2010	9/25/2012, 77 FR 58953	Amended to add definitions.
Section 3.0	Applicability	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Compliance Certification, Recordkeeping, and Reporting Requirements for Coating Sources	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Compliance Certification, Recordkeeping, and Reporting Requirements for Non-Coating Sources	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	General Recordkeeping	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Circumvention	9/11/2008	8/11/2010, 75 FR 48566
Section 8.0	Handling, Storage, and Disposal of Volatile Organic Compounds (VOCs)	3/11/2011	4/13/2012, 77 FR 22224
Section 9.0	Compliance, Permits, Enforceability	9/11/2008	8/11/2010, 75 FR 48566
Section 10.0	Aerospace Coatings	9/11/2008	8/11/2010, 75 FR 48566
Section 11.0	Mobile Equipment Repair and Refinishing	10/11/2010	3/31/2022, 87 FR 18699
Section 12.0	Surface Coating of Plastic Parts	10/11/2011	9/25/2012, 77 FR 58953
Section 13.0	Automobile and Light-Duty Truck Coating Operations	3/11/2011	4/13/2012, 77 FR 22224
Section 14.0	Can Coating	9/11/2008	8/11/2010, 75 FR 48566
Section 15.0	Coil Coating	9/11/2008	8/11/2010, 75 FR 48566
Section 16.0	Paper Coating	3/11/2011	4/13/2012, 77 FR 22224	Amended to add "film and foil coating" to the regulated category.
Section 17.0	Fabric Coating	9/11/2008	8/11/2010, 75 FR 48566
Section 18.0	Vinyl Coating	9/11/2008	8/11/2010, 75 FR 48566
Section 19.0	Coating of Metal Furniture	10/11/2011	9/25/2012, 77 FR 58953
Section 20.0	Coating of Large Appliances	10/11/2011	9/25/2012, 77 FR 58953
Section 21.0	Coating of Magnet Wire	9/11/2008	8/11/2010, 75 FR 48566
Section 22.0	Coating of Miscellaneous Metal Parts	10/11/2011	9/25/2012, 77 FR 58953
Section 23.0	Coating of Flat Wood Panelling	3/11/2011	4/13/2012, 77 FR 22224
Section 24.0	Bulk Gasoline Plants	9/11/2008	8/11/2010, 75 FR 48566
Section 25.0	Bulk Gasoline Terminals	9/11/2008	8/11/2010, 75 FR 48566
Section 26.0	Gasoline Dispensing Facility Stage I Vapor Recovery	4/11/2021	6/10/2022, 87 FR 35423	Includes revisions issued on August 17, 2015 via 19 DE Reg. 199 (state effective date September 11, 2015), revisions issued on June 11, 2020 via 24 DE Reg. 61 (state effective date July 11, 2020), and revisions issued on March 11, 2021 via 24 DE Reg. 944 (state effective date April 11, 2021). Includes mandate to install, maintain, and periodically test Stage I enhanced vapor recovery systems (EVRS) at Gasoline Dispensing Facilities (GDFs) in Delaware; associated compliance schedules; and updates related incorporations by reference.
Section 27.0	Gasoline Tank Trucks	9/11/2008	8/11/2010, 75 FR 48566
Section 28.0	Petroleum Refinery Sources	9/11/2008	8/11/2010, 75 FR 48566
Section 29.0	Leaks from Petroleum Refinery Equipment	9/11/2008	8/11/2010, 75 FR 48566
Section 30.0	Petroleum Liquid Storage in External Floating Roof Tanks	9/11/2008	8/11/2010, 75 FR 48566
Section 31.0	Petroleum Liquid Storage in Fixed Roof Tanks	9/11/2008	8/11/2010, 75 FR 48566
Section 32.0	Leaks from Natural Gas/Gasoline Processing Equipment	9/11/2008	8/11/2010, 75 FR 48566
Section 33.0	Solvent Metal Cleaning and Drying	8/11/2021	10/4/2022, 87 FR 60102
Section 34.0	Cutback and Emulsified Asphalt	9/11/2008	8/11/2010, 75 FR 48566
Section 35.0	Manufacture of Synthesized Pharmaceutical Products	9/11/2008	8/11/2010, 75 FR 48566
Section 36.0	Vapor Emission Control at Gasoline Dispensing Facilities	4/11/2021	6/10/2022, 87 FR 35423	Includes revisions issued on August 17, 2015 via 19 DE Reg. 199 (state effective date September 11, 2015), revisions issued on June 11, 2020 via 24 DE Reg. 61 (state effective date July 11, 2020), and revisions issued on March 11, 2021 via 24 DE Reg. 944 (state effective date April 11, 2021). Includes mandate to decommission Stage II vapor recovery systems (VRS) at Gasoline Dispensing Facilities (GDFs) in Delaware; associated compliance schedules; and updates related incorporations by reference.
Section 37.0	Graphic Arts Systems	3/11/2011	4/13/2012 77 FR 22224	Amended to add "flexible packaging printing" to the regulated category.
Section 38.0	Petroleum Solvent Dry Cleaners	9/11/2008	8/11/2010, 75 FR 48566
Section 40.0	Leaks from Synthetic Organic Chemical, Polymer, and Resin Manufacturing Equipment	9/11/2008	8/11/2010, 75 FR 48566
Section 41.0	Manufacture of High-Density Polyethylene, Polypropylene and Polystyrene Resins	9/11/2008	8/11/2010, 75 FR 48566
Section 42.0	Air Oxidation Processes in the Synthetic Organic Chemical Manufacturing Industry	9/11/2008	8/11/2010, 75 FR 48566
Section 43.0	Bulk Gasoline Marine Tank Vessel Loading Facilities	9/11/2008	8/11/2010, 75 FR 48566
Section 44.0	Batch Processing Operations	9/11/2008	8/11/2010, 75 FR 48566
Section 45.0	Industrial Cleaning Solvents	3/11/2011	4/13/2012, 77 FR 22224
Section 46.0	Crude Oil Lightering Operations	9/11/2008	8/11/2010, 75 FR 48566
Section 47.0	Offset Lithographic Printing and Letterpress Printing	4/11/2011	11/25/2011, 76 FR 72626	Amendments to Sections 47.1 through 47.6 to include control requirements for letterpress printing.
Section 48.0	Reactor Processes and Distillation Operations in the Synthetic Organic Chemical Manufacturing Industry	9/11/2008	8/11/2010, 75 FR 48566
Section 49.0	Control of Volatile Organic Compound Emissions from Volatile Organic Liquid Storage Vessels	9/11/2008	8/11/2010, 75 FR 48566
Section 50.0	Other Facilities that Emit Volatile Organic Compounds (VOCs)	9/11/2008	8/11/2010, 75 FR 48566	The SIP effective date for former Sections 50(a)(5) and 50(b)(3) is 5/1/98.
Appendix A	Test Methods and Compliance Procedures: General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Appendix B	Test Methods and Compliance Procedures: Determining the Volatile Organic Compound (VOC) Content of Coatings and Inks	9/11/2008	8/11/2010, 75 FR 48566
Appendix C	Test Methods and Compliance Procedures: Alternative Compliance Methods for Surface Coating	9/11/2008	8/11/2010, 75 FR 48566
Appendix D	Test Methods and Compliance Procedures: Emission Capture and Destruction or Removal Efficiency and Monitoring Requirements	9/11/2008	8/11/2010, 75 FR 48566
Appendix E	Test Methods and Compliance Procedures: Determining the Destruction or Removal Efficiency of a Control Device	9/11/2008	8/11/2010, 75 FR 48566
Appendix F	Test Methods and Compliance Procedures: Leak Detection Methods for Volatile Organic Compounds (VOCs)	9/11/2008	8/11/2010, 75 FR 48566
Appendix G	Performance Specifications for Continuous Emissions Monitoring of Total Hydrocarbons	9/11/2008	8/11/2010, 75 FR 48566
Appendix H	Quality Control Procedures for Continuous Emission Monitoring Systems (CEMS)	9/11/2008	8/11/2010, 75 FR 48566
Appendix I	Method to Determine Length of Rolling Period for Liquid/Liquid Material Balance	9/11/2008	8/11/2010, 75 FR 48566
Appendix K	Emission Estimation Methodologies	9/11/2008	8/11/2010, 75 FR 48566
Appendix L	Method to Determine Total Organic Carbon for Offset Lithographic Solutions	9/11/2008	8/11/2010, 75 FR 48566
Appendix M	Test Method for Determining the Performance of Alternative Cleaning Fluids	9/11/2008	8/11/2010, 75 FR 48566
1125 Requirements for Preconstruction Review
Section 1.0	General Provisions	8/11/2012	2/28/2013, 78 FR 13496	Added definitions of "GHG" and "Subject to Regulation" under Section 1.9 . Note: In section 1.9 , the previous SIP-approved baseline dates for sulfur dioxide, particulate matter, and nitrogen dioxide in the definition of "Baseline Date" remain part of the SIP.
Section 2.0	Emission Offset Provisions (EOP) including sections 1.0 through 3.16.4	2/11/12	10/2/12, 77 FR 60053	Added Section 2.2.5 , 2.4.3.3 and 2.5.7 .
	Sections 2.5.5 and 2.5.6	9/11/2013	10/20/2016, 81 FR 72529	Disapproval. See 40 CFR 52.433(a) .
Section 3.0	Prevention of Significant Deterioration of Air Quality	1/11/2020	5/1/2020, 85 FR 25307	Docket #: 2019-0663. Revised 3.10.1 and 3.10.2. Note: Previous Section 3.0 approval October 2, 2012.
1126 Motor Vehicle Emissions Inspection Program
Section 1.0	Applicability and General Provisions	9/11/2008	8/11/2010, 75 FR 48566	Regulation 1126 provisions apply to Sussex County only, effective November 1, 1999.
Section 2.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Registration Requirement	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Exemptions	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Enforcement	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Compliance, Waivers, Extensions of Time	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Inspection Facility Requirements	9/11/2008	8/11/2010, 75 FR 48566
Section 8.0	Certification of Motor Vehicle Officers	9/11/2008	8/11/2010, 75 FR 48566
Section 9.0	Calibration and Test Procedures and Approved Equipment	9/11/2008	8/11/2010, 75 FR 48566
Technical Memorandum 1	Delaware Division of Motor Vehicles Vehicle Exhaust Emissions Test	9/11/2008	8/11/2010, 75 FR 48566
Technical Memorandum 2	(Motor Vehicle Inspection and Maintenance Program Emission Limit Determination)	9/11/2008	8/11/2010, 75 FR 48566
1127 Stack Heights
Section 1.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Definitions Specific to this Regulation	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Requirements for Existing and New Sources	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Public Notification	9/11/2008	8/11/2010, 75 FR 48566
Regulation No. 31 Low Enhanced Inspection and Maintenance Program
Section 1	Applicability	10/11/2001	11/27/2003, 68 FR 66343
Section 2	Low Enhanced I/M Performance Standard	10/11/2001	1/27/2003, 68 FR 66343
Section 3	Network Type and Program Evaluation	10/11/2001	11/27/2003, 68 FR 66343
Section 4	Test Frequency and Convenience	6/11/1999	9/30/1999, 64 FR 52657
Section 5	Vehicle Coverage	10/11/2001	1/27/2003, 68 FR 66343
Section 6	Test Procedures and Standards	10/11/2001	11/27/2003, 68 FR 66343
Section 7	Waivers and Compliance via Diagnostic Inspection	10/11/2001	11/27/2003, 68 FR 66343
Section 8	Motorist Compliance Enforcement	10/11/2001	11/27/2003, 68 FR 66343
Section 9	Enforcement Against Operators and Motor Vehicle Technicians	10/11/2001	11/27/2003, 68 FR 66343
Section 10	Improving Repair Effectiveness	8/13/1998	9/30/1999, 64 FR 52657
Section 11	Compliance with Recall Notices	8/13/1998	9/30/1999, 64 FR 52657
Section 12	On-Road Testing	8/13/1998	9/30/1999, 64 FR 52657
Section 13	Implementation Deadlines	10/11/2001	11/27/2003, 68 FR 66343
Appendix 1(d)	Commitment to Extend the I/M Program to the Attainment Date From Secretary Tulou to EPA Administrator W. Michael McCabe	8/13/1998	9/30/1999, 64 FR 52657
Appendix 3(a)(7)	Exhaust Emission Limits According to Model Year	8/13/1998	9/30/1999, 64 FR 52657
Appendix 3(c)(2)	VMASTM Test Procedure	6/11/1999	9/30/1999, 64 FR 52657
Appendix 4(a)	Sections from Delaware Criminal and Traffic Law Manual	8/13/1998	9/30/1999, 64 FR 52657
Appendix 5(a)	Division of Motor Vehicles Policy on Out of State Renewals	8/13/1998	9/30/1999, 64 FR 52657
Appendix 5(f)	New Model Year Clean Screen	10/11/2001	11/27/2003, 68 FR 66343
Appendix 6(a)	Idle Test Procedure	10/11/2001	1/27/2003, 68 FR 66343
Appendix 6(a)(5)	Vehicle Emission Repair Report Form	8/13/1998	9/30/1999, 64 FR 52657
Appendix 6(a)(8)	Evaporative System Integrity (Pressure) Test	10/11/2001	11/27/2003, 68 FR 66343
Appendix 6(a)(9)	On-board Diagnostic Test Procedure OBD II Test Procedure	10/11/2001	11/27/2003, 68 FR 66343
Appendix 7(a)	Emission Repair Technician Certification Process	8/13/1998	9/30/1999, 64 FR 52657
Appendix 8(a)	Registration Denial System Requirements Definition	8/13/1998	9/30/1999, 64 FR 52657
Appendix 9(a)	Enforcement Against Operators and Inspectors	10/11/2001	11/27/2003, 68 FR 66343
1132 Transportation Conformity
Introductory Paragraph	[No Title]	9/11/2008	8/11/2010, 75 FR 48566	Replaces the Prologue.
Section 1.0	Purpose	11/11/2007	4/22/2008, 73 FR 21538
Section 2.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Consultation	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Written Commitments For Control and Mitigation Measures	9/11/2008	8/11/2010, 75 FR 48566
1135 Conformity of General Federal Actions to the State Implementation Plans
Section 1.0	Purpose	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Applicability	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Conformity Analysis	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Reporting Requirements	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Public Participation and Consultation	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Frequency of Conformity Determinations	9/11/2008	8/11/2010, 75 FR 48566
Section 8.0	Criteria for Determining Conformity of General Federal Actions	9/11/2008	8/11/2010, 75 FR 48566
Section 9.0	Procedures for Conformity Determinations of General Federal Actions	9/11/2008	8/11/2010, 75 FR 48566
Section 10.0	Mitigation of Air Quality Impacts	9/11/2008	8/11/2010, 75 FR 48566
Section 11.0	Savings Provision	9/11/2008	8/11/2010, 75 FR 48566
Regulation No. 37NOXBudget Program
Section 1	General Provisions	12/11/1999	3/9/2000, 65 FR 12481
Section 2	Applicability	12/11/1999	3/9/2000, 65 FR 12481
Section 3	Definitions	12/11/99	3/9/00 65 FR 12481
Section 4	Allowance Allocation	12/11/1999	3/9/2000, 65 FR 12481
Section 5	Permits	12/11/1999	3/9/2000, 65 FR 12481
Section 6	Establishment of Compliance Accounts	12/11/1999	3/9/2000, 65 FR 12481
Section 7	Establishment of General Accounts	12/11/1999	3/9/2000, 65 FR 12481
Section 8	Opt In Provisions	12/11/1999	3/9/2000, 65 FR 12481
Section 9	New Budget Source Provisions	12/11/1999	3/9/2000, 65 FR 12481
Section 10	NOX Allowance Tracking System (NATS)	12/11/1999	3/9/2000, 65 FR 12481
Section 11	Allowance Transfer	12/11/1999	3/9/2000, 65 FR 12481
Section 12	Allowance Banking	12/11/1999	3/9/2000, 65 FR 12481
Section 13	Emission Monitoring	12/11/1999	3/9/2000, 65 FR 12481
Section 14	Recordkeeping	12/11/1999	3/9/2000, 65 FR 12481
Section 15	Emissions Reporting	12/11/1999	3/9/2000, 65 FR 12481
Section 16	End-of Season Reconciliation	12/11/1999	3/9/2000, 65 FR 12481
Section 17	Compliance Certification	12/11/1999	3/9/2000, 65 FR 12481
Section 18	Failure to Meet Compliance Requirements	12/11/1999	3/9/2000, 65 FR 12481
Section 19	Program Audit	12/11/1999	3/9/2000, 65 FR 12481
Section 20	Program Fees	12/11/1999	3/9/2000, 65 FR 12481
Appendix "A"	NOX Budget Program	12/11/1999	3/9/2000, 65 FR 12481
1139 Nitrogen Oxides (NOX) Budget Trading Program
Section 1.0	Purpose	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Emission Limitation	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Applicability	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	General Provisions	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	NOX Authorized Account Representative for NOX Budget Sources	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Permits	9/11/2008	8/11/2010, 75 FR 48566
Section 8.0	Monitoring and Reporting	9/11/2008	8/11/2010, 75 FR 48566
Section 9.0	NATS	9/11/2008	8/11/2010, 75 FR 48566
Section 10.0	NOX Allowance Transfers	9/11/2008	8/11/2010, 75 FR 48566
Section 11.0	Compliance Certification	9/11/2008	8/11/2010, 75 FR 48566
Section 12.0	End-of-Season Reconciliation	9/11/2008	8/11/2010, 75 FR 48566
Section 13.0	Failure to Meet Compliance Requirements	9/11/2008	8/11/2010, 75 FR 48566
Section 14.0	Individual Unit Opt-Ins	9/11/2008	8/11/2010, 75 FR 48566
Section 15.0	General Accounts	9/11/2008	8/11/2010, 75 FR 48566
Appendix A	Allowance Allocations to NOX Budget Units under 3.1.1.1 and 3.1.1.2 of 7 DE Admin Code 1139	9/11/2008	8/11/2010, 75 FR 48566
Appendix B	7 DE Admin Code 1137-7 DE Admin Code 1139 Program Transition	9/11/2008	8/11/2010, 75 FR 48566
1140 Delaware Low Emission Vehicle Program
Section 1.0	Purpose	12/11/2013	10/14/2015, 80 FR 61752
Section 2.0	Applicability	12/11/2013	10/14/2015, 80 FR 61752
Section 3.0	Definitions	12/11/2013	10/14/2015, 80 FR 61752
Section 4.0	Emission Certification Standards	12/11/2013	10/14/2015, 80 FR 61752
Section 5.0	New Vehicle Emission Requirements	12/11/2013	10/14/2015, 80 FR 61752
Section 6.0	Manufacturer Fleet Requirements	12/11/2013	10/14/2015, 80 FR 61752
Section 7.0	Warranty	12/11/2013	10/14/2015, 80 FR 61752
Section 8.0	Reporting and Record-Keeping Requirements	12/11/2013	10/14/2015, 80 FR 61752
Section 9.0	Enforcement	12/11/13	10/14/15, 80 FR 61752
Section 10.0	Incorporation by Reference	12/11/2013	10/14/2015, 80 FR 61752
Section 11.0	Document Availability	12/11/2013	10/14/2015, 80 FR 61752
Section 12.0	Severability	12/11/2013	10/14/2015, 80 FR 61752
1141 Limiting Emissions of Volatile Organic Compounds from Consumer and Commercial Products
Section 1.0	Architectural and Industrial Maintenance Coatings	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Consumer Products	4/11/2009	10/20/2010, 75 FR 64673
Section 3.0	Portable Fuel Containers	4/11/2010	12/14/2010, 75 FR 77758
Section 4.0	Adhesives & Sealants	4/11/2009	12/22/2011, " class="fr-reference" data-reference="76 FR 79537">76 FR 79537	Addition of VOC limits for adhesive and sealant products, including 25 adhesives, 4 adhesive primers, 5 sealants, and 3 sealant primers.
1142 Specific Emission Control Requirements
Section 1.0	Control of NOX Emissions from Industrial Boilers	1/11/2017	2/14/2023, 88 FR 9399	Making small, non-substantive style changes. Previous approval August 11, 2010.
Section 2.0	Control of NOX Emissions from Industrial Boilers and Process Heaters at Petroleum Refineries	1/11/2017	2/14/2023, 88 FR 9399	Removing subsection 2.3.1.6 from the Delaware SIP and making small, non-substantive style changes. Previous approval May 15, 2012.
1144 Control of Stationary Generator Emissions
Section 1.0	General	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Emissions	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Operating Requirements	1/11/2006	4/29/2008, 73 FR 23101
Section 5.0	Fuel Requirements	1/11/2006	4/29/2008, 73 FR 23101
Section 6.0	Record Keeping and Reporting	1/11/2006	4/29/2008, 73 FR 23101
Section 7.0	Emissions Certification, Compliance, and Enforcement	9/11/2008	8/11/2010, 75 FR 48566
Section 8.0	Credit for Concurrent Emissions Reductions	9/11/2008	8/11/2010, 75 FR 48566
Section 9.0	DVFA Member Companies	1/11/2006	4/29/2008 73 FR 23101
Regulation 1145 Excessive Idling of Heavy Duty Vehicles
Section 1.0	Applicability	9/11/2008	8/11/2010, 75 FR 48566
Section 2.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Severability	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	Operational Requirements for Heavy Duty Motor Vehicles	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Exemptions	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Enforcement and Penalty	9/11/2008	8/11/2010, 75 FR 48566
1146 Electric Generating Unit (EGU) Multi-Pollutant Regulation
Section 1.0	Preamble	9/11/2008	8/11/2010, 75 FR 48566	Except for provisions pertaining to mercury emissions.
Section 2.0	Applicability	12/11/2006	8/28/2008, 73 FR 50723	Except for provisions pertaining to mercury emissions.
Section 3.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566	Except for provisions pertaining to mercury emissions.
Section 4.0	NOX Emissions Limitations	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	SO2 Emissions Limitations	9/11/2008	8/11/2010, 75 FR 48566
Section 7.0	Recordkeeping and Reporting	9/11/2008	8/11/2010, 75 FR 48566	Except for provisions pertaining to mercury emissions.
Section 8.0	Compliance Plan	9/11/2008	8/11/2010, 75 FR 48566	Except for provisions pertaining to mercury emissions.
Section 9.0	Penalties	9/11/2008	8/11/2010, 75 FR 48566	Except for provisions pertaining to mercury emissions.
Table 4-1 (Formerly Table I)	Annual NOX Mass Emissions Limits	9/11/2008	8/11/2010, 75 FR 48566
Table 5-1 (Formerly Table II)	Annual SO2 Mass Emissions Limits	9/11/2008 10/19/2009	3/16/2010 75 FR 12449	Modified emissions limit for Conectiv Edge Moor Unit 5.
1148 Control of Stationary Combustion Turbine Electric Generating Unit Emissions
Section 1.0	Purpose	7/11/2007	11/10/2008 73 FR 66554
Section 2.0	Applicability	9/11/2008	8/11/2010, 75 FR 48566
Section 3.0	Definitions	9/11/2008	8/11/2010, 75 FR 48566
Section 4.0	NOX Emissions Limitations	9/11/2008	8/11/2010, 75 FR 48566
Section 5.0	Monitoring and Reporting	9/11/2008	8/11/2010, 75 FR 48566
Section 6.0	Recordkeeping	7/11/2007	11/10/2008 73 FR 66554
Section 7.0	Penalties	9/11/2008	8/11/2010, 75 FR 48566
Chapter 58 Laws Regulating the Conduct of Officers and Employees of the State
Subpart I State Employees', Officers' and Officials' Code of Conduct
Section 5804	Definitions	12/4/2012	4/17/2013, 78 FR 22785
Section 5805	Prohibitions relating to conflicts of interest	12/4/2012	4/17/2013, 78 FR 22785	Paragraphs (a), (b), (c), (f), (g), (h).
Section 5806	Code of conduct	12/4/2012	4/17/2013, 78 FR 22785	Paragraphs (c) and (d).
Subpart II Financial disclosure
Section 5812	Definitions	12/4/2012	4/17/2013, 78 FR 22785
Section 5813	Report disclosing financial information	12/4/2012	4/17/2013, 78 FR 22785	Paragraphs (a), (b), (c) and (d).
Section 5813A	Report disclosing council and board membership	12/4/2012	4/17/2013, 78 FR 22785	Paragraphs (a), and (b).
Section 5815	Violations; penalties; jurisdiction of Superior Court	12/4/2012	4/17/2013, 78 FR 22785	Paragraphs (a), (b), (c) and (d).

(d)EPA-approved State source-specific requirements.

EPA-Approved Delaware Source-Specific Requirements

Name of source	Permit number	State effective date	EPA approval date	Additional explanation
Getty Oil Co	75-A-4	8/5/1975	3/7/1979, 44 FR 12423	§ 52.420(c)(11) .
Phoenix Steel Co.-Electric Arc Furnaces Charging & Tapping #2	77-A-8	12/2/1977	7/30/1979, 44 FR 25223	§ 52.420(c)(12) .
Delmarva Power & Light-Indian River	89-A-7/APC 89/197	2/15/1989	1/22/1990, 55 FR 2067	§ 52.420(c)(38) .
Citisteel	Secretary's Order No. 2000-A-0033	7/11/2000	6/14/2001, 66 FR 32231	Electric Arc Furnace-Approved NOX RACT Determination
Delaware City Refinery Company	Secretary's Order No. 2014-A-0014	7/18/2014	12/8/2017, 82 FR 57849	(1) Fluid-coking unit (FCU) (2) fluid-catalytic-cracking unit (FCCU)-Approved Nitrogen Oxide Reasonably Available Control Technology Determinations.

(e)EPA-approved non-regulatory and quasi-regulatory material.

Name of non-regulatory SIP revision	Applicable geographic area	State submittal date	EPA approval date	Additional explanation
Commitment to adopt a clean fuel fleet program	Philadelphia-Wilmington-Trenton Ozone Nonattainment Area	2/26/1993	9/29/1993, 58 FR 50846	52.422(b).
1990 Base Year Emissions Inventory	Philadelphia-Wilmington-Trenton Ozone Nonattainment Area	5/27/1994	1/24/1996, 61 FR 1838	52.423, VOC, CO, NOX.
15% Rate of Progress Plan	Philadelphia-Wilmington-Trenton Ozone Nonattainment Area	2/17/1995	10/12/1999, 64 FR 55139	52.426(a).
Post-1996 Rate of Progress Plan & contingency measures	Philadelphia-Wilmington-Trenton Ozone Nonattainment Area	12/29/1997, 6/17/1999, 2/3/2000, 12/20/2000	10/29/2001, 66 FR 54598	52.426(b).
Ozone Attainment Plan Demonstration & enforceable commitments	Philadelphia-Wilmington-Trenton Ozone Nonattainment Area	5/22/1998, 10/8/1998, 1/24/2000, 12/20/2000, 10/9/2001, 10/29/2001	10/29/2001, 66 FR 54598	52.426(c).
		9/2/2003	12/5/2003, 68 FR 67948
Mobile budgets	Kent & New Castle Counties	1/5/1998 (rec'd); 5/28/1998 (rec'd); 2/3/2000, 12/20/2000	10/29/2001, 66 FR 54598	52.426(d), (e).
		9/2/2003	12/5/2003, 68 FR 67948
Photochemical Assessment Monitoring Stations (PAMS) Program	Philadelphia-Wilmington-Trenton Ozone Nonattainment Area	3/24/1994	9/11/1995, 60 FR 47081	52.430.
Small Business stationary source technical and environmental compliance assistance program	Statewide	5/16/1995	5/17/1994, 59 FR 25771	52.460.
Commitment to establish an ambient air quality monitoring network	Statewide	3/19/1980	5/15/1981, 46 FR 26767	52.465(c)(15).
Commitment to use available grants and funds to provide for basic transportation needs	New Castle County	8/15/1979	9/30/1981, 46 FR 47777	52.465(c)(19).
Executive order pertaining to financial disclosures by State officials [CAA Section 128]	Statewide	8/7/1978	9/29/1981, 46 FR 47544	52.465(c)(22).
Lead (Pb) SIP	Statewide	12/23/1980	9/10/1981, 46 FR 45160	52.465(c)(24).
Procedures to notify EPA of PSD sources locating within 100 km of a Class I PSD area	Statewide	2/27/1981	3/15/1982, 47 FR 11014	52.465(c)(29).
RACT under the 8-Hour NAAQS	Delaware (Statewide)	10/2/2006	7/23/2008, 73 FR 42681
Reasonable Further Progress Plan (RFP), Reasonably Available Control Measures, and Contingency Measures	Delaware portion of the Philadelphia 1997 8-hour ozone moderate nonattainment area	6/13/2007	4/8/2010, 75 FR 17863
2002 Base Year Inventory for VOC, NOX, and CO	Delaware portion of the Philadelphia 1997 8-hour ozone moderate nonattainment area	6/13/2007	4/8/2010, 75 FR 17863
2008 RFP Transportation Conformity Budgets	Delaware portion of the Philadelphia 1997 8-hour ozone moderate nonattainment area	6/13/2007	4/8/2010, 75 FR 17863
Regional Haze Plan	Statewide	9/25/2008	7/19/2011, 76 FR 42549
Section 110(a)(2) Infrastructure Requirements for the 1997 8-Hour Ozone NAAQS	Statewide	12/13/2007 9/19/2008 9/16/2009	8/4/2011, 76 FR 47068	This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M) or portions thereof.
	Statewide	12/13/2007 9/19/2008 9/16/2009 4/1/2010	11/6/2012, 77 FR 66543	This action addresses the following CAA elements: 110(a)(2)(D)(i)(II) or portions thereof.
Section 110(a)(2) Infrastructure Requirements for the 1997 PM2.5 NAAQS	Statewide	12/13/2007 3/12/2008 9/16/2009 3/10/2010	8/4/2011, 76 FR 47068	This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M) or portions thereof.
	Statewide	12/13/2007 3/12/2008 9/16/2009 3/14/2012	11/6/2012, 77 FR 66543	This action addresses the following CAA elements: 110(a)(2)(D)(i)(II) or portions thereof.
Section 110(a)(2) Infrastructure Requirements for the 2006 PM2.5 NAAQS	Statewide	9/16/2009 3/10/2010	8/4/2011, 76 FR 47068	This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M), or portions thereof.
	Statewide	9/16/2009 3/14/12	11/6/2012, 77 FR 66543	This action addresses the following CAA elements: 110(a)(2)(D)(i)(II) or portions thereof.
Infrastructure element 110(a)(2)(D)(i)(I) related to interstate transport	Statewide	9/16/2009; 4/27/2011	8/29/2011, 76 FR 53638
Section 110(a)(2) Infrastructure Requirements for the 2012 PM2.5 NAAQS	Statewide	12/14/2015	9/22/2017, 82 FR 44318	This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D)(i)(II), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M).
Section 110(a)(2) Infrastructure Requirements for the 2012 PM2.5 NAAQS	Statewide	12/14/2015	7/12/2018, 83 FR 32209	Docket 2017-0152. This action addresses the infrastructure element of CAA section 110(a)(2)(D)(i)(I).
Section 110(a)(2) Infrastructure Requirements for the 2008 Lead NAAQS	Statewide	10/17/2011	9/10/2012, 77 FR 55420	This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D), (E), (F), (G), (H), (J), (K), (L), and (M) or portions thereof.
	Statewide	10/17/2011 3/14/2012	11/6/2012, 77 FR 66543	This action addresses the following CAA elements: 110(a)(2)(C), (D)(i)(II), and (J) or portions thereof.
Attainment Demonstration for the 1997 8-Hour Ozone National Ambient Air Quality Standard and its Associated Motor Vehicle Emissions Budgets	Delaware-Philadelphia-Wilmington-Atlantic City Moderate Nonattainment Area	06/13/2007	10/05/2012, 77 FR 60914
2002 Base Year Emissions Inventory for the 1997 annual fine particulate matter (PM2.5) standard	Delaware-Philadelphia-Wilmington, Pennsylvania-New Jersey-Delaware nonattainment area	4/3/2008	3/4/2013, 78 FR 14020	52.423(c)
CAA sections 128 and 110(a)(2)(E)(ii) requirements in relation to State Boards for all criteria pollutants	Statewide	1/11/2013	4/17/2013, 78 FR 22785
Section 110(a)(2) Infrastructure Requirements for the 2010 NO2 NAAQS	Statewide	3/27/2013	10/25/2013, 78 FR 63877	This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D), (E), (F), (G), (H), (J), (K), (L), and (M).
1997 Annual PM2.5 Attainment Plan for Delaware and the Motor Vehicle Emission Budgets for 2009 and 2012	Delaware-Philadelphia-Wilmington, Pennsylvania-New Jersey-Delaware Nonattainment Area	4/3/2008 4/25/2012	12/17/2013, 78 FR 76209	See § 52.427(c) .
Statewide	5/29/2013	1/22/2014, 79 FR 3506	Docket #: 2013-0492. This action addresses the following CAA elements of section 110(a)(2): A, B, C, D(i)(II), D(ii), E, F, G, H, J, K, L, and M.
Section 110(a)(2) Infrastructure Requirements for the 2010 SO2 NAAQS	Statewide	5/29/2013	2/6/2019, 84 FR 2060	Docket #: 2013-0492. This action addresses CAA section 110(a)(2)(D)(i)(I) (prongs 1 and 2)
Section 110(a)(2) Infrastructure Requirements for the 2008 Ozone NAAQS	Statewide	3/27/2013	4/3/2014, 79 FR 18644	This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D)(i)(II), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M).
Section 110(a)(2) Infrastructure Requirements for the 2008 Ozone NAAQS	Statewide	3/27/2013	3/23/2018, 83 FR 12669	This action addresses CAA element 110(a)(2)(D)(i)(I).
Regional Haze Five-Year Progress Report	Statewide	9/24/2013	5/5/2014, 79 FR 25506
Maintenance plan contained in "Delaware Redesignation Request and Maintenance Plan Under the 1997 Annual PM2.5 National Ambient Air Quality Standard For the New Castle County Portion of the Philadelphia-Wilmington, PA-NJ-DE Nonattainment Area for Fine Particles," dated November 27, 2012	New Castle County	12/12/2012	8/5/2014, 79 FR 45350	See § 52.427(d) .
Maintenance plan contained in "Delaware Redesignation Request and Maintenance Plan Under the 2006 Daily PM2.5 National Ambient Air Quality Standard For the New Castle County Portion of the Philadelphia-Wilmington, PA-NJ-DE Nonattainment Area for Fine Particles," dated November 27, 2012	New Castle County	12/12/2012	8/5/2014, 79 FR 45350	See § 52.427(e) .
2011 Base Year Inventories for the 2008 8-Hour Ozone National Ambient Air Quality Standard	New Castle and Sussex Counties	4/23/2015	10/1/2015, 80 FR 59052	§ 52.423(e) .
Reasonably Available Control Technology under 2008 8-hour ozone National Ambient Air Quality Standard	Statewide	5/4/2015	12/8/2017, 82 FR 57849
Emissions Statements Rule Certification for the 2008 Ozone NAAQS	Delaware's portions of the Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE 2008 ozone NAAQS nonattainment area (i.e. New Castle County) and the Seaford 2008 ozone NAAQS nonattainment area (i.e. Sussex County)	6/29/2018	7/5/2019, 84 FR 32068	Certification that Delaware's SIP-approved regulations under 7 DE Administrative Code 1117 Section 7.0 Emission Statement meet the emissions statements requirements of CAA section 182(a)(3)(B) for the 2008 ozone NAAQS.
Negative Declaration for the 2016 Oil and Gas Control Technology Guidelines	Statewide	6/28/2018	7/9/2019, 84 FR 32624
2008 8-Hour Ozone Certification for Nonattainment New Source Review (NNSR)	Delaware portion of the Philadelphia-Wilmington-Atlantic City, nonattainment area and the Seaford, Delaware nonattainment area	6/29/2018	8/12/2019, 84 FR 39758
Section 110(a)(2) Infrastructure Requirements for the 2015 Ozone NAAQS	Statewide	10/11/2018	5/1/2020, 85 FR 25307	Docket #: 2019-0663. This action addresses CAA section 110(a)(2)(A), (B), (C), (D), (E), (F), (G), (H), (J), (K), (L), and (M).
2015 8-Hour Ozone Certification for Nonattainment New Source Review (NNSR)	Delaware portion of the Philadelphia-Wilmington-Atlantic City nonattainment area (which includes New Castle County)	8/3/2020	5/13/2021, 86 FR 26179
Emissions Statement Certification for the 2015 Ozone National Ambient Air Quality Standard	Delaware's portion of the Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE 2015 ozone NAAQS nonattainment area (i.e., New Castle County)	8/3/2020	1/19/2022, 87 FR 2723	Certification that Delaware's SIP-approved regulations under 7 DE Administrative Code 1117 Section 7.0 meet the emissions statements requirements of CAA Section 182(a)(3)(B) for the 2008 ozone NAAQS.
Philadelphia Area Base Year Inventory for the 2015 Ozone National Ambient Air Quality Standards	Delaware's portion of the Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE 2015 ozone NAAQS nonattainment area (i.e., New Castle County)	10/9/2020	3/25/2022, 87 FR 17011	Delaware's portion of the Philadelphia Area consists of New Castle County.

40 C.F.R. §52.420

63 FR 67410, Dec. 7, 1998

81 FR 72537 , 11/21/2016; 82 FR 24530 , 5/30/2017; 82 FR 44935 , 9/27/2017; 82 FR 44319 , 10/23/2017; 82 FR 57853 , 1/8/2018; 83 FR 12673 , 4/23/2018; 83 FR 32211 , 8/13/2018; 83 FR 50014 , 10/4/2018; 84 FR 2063 , 3/8/2019; 84 FR 25185 , 7/1/2019; 84 FR 32071 , 8/5/2019; 84 FR 37774 , 9/3/2019; 84 FR 39761 , 9/11/2019; 84 FR 67875 , 1/13/2020; 85 FR 25310 , 6/1/2020; 86 FR 26180 , 5/13/2021; 87 FR 2725 , 2/18/2022; 87 FR 170112 , 4/25/2022; 87 FR 18702 , 5/2/2022; 87 FR 35425 , 7/11/2022; 87 FR 41076 , 8/10/2022; 87 FR 60104 , 11/3/2022; 88 FR 9401 , 3/16/2023; 89 FR 42814 , 6/17/2024

For FEDERAL REGISTER citations affecting §52.420, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.