§52.2470 Identification of plan.

(a) Purpose and scope. This section sets forth the applicable State implementation plan for the State of Washington under section 110 of the Clean Air Act, 42 U.S.C. 7401-7671q 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 February 1, 2024, 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 notification of any change in the material will be published in the Federal Register. Entries in paragraphs (c) and (d) of this section with EPA approval dates after February 1, 2024, will be incorporated by reference in the next update to the SIP compilation.

(2) EPA Region 10 certifies that the rules/regulations provided by the 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 the dates referenced in paragraph (b)(1) of this section.

(3) Copies of the materials incorporated by reference may be inspected at the Region 10 EPA Office at 1200 Sixth Avenue, Suite 155, Seattle, WA 98101. To obtain the material, please call (206) 553-0256. You may inspect the material with an EPA approval date prior to February 1, 2024, for Washington at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA email fedreg.legal@nara.gov or go to https://www.archives.gov/federal-register/cfr/ibr-locations.html.

Table 1—Laws and Regulations Approved Statewide
State citation	Title/subject	State effective date	EPA approval date	Explanations
Washington Administrative Code, Chapter 173-405— Kraft Pulping Mills
173-405-012	Statement of Purpose	3/22/91	1/15/93, 58 FR 4578
173-405-021	Definitions	5/24/19	2/26/20, 85 FR 10983
173-405-040	Emissions Standards	5/24/19	12/28/23, 88 FR 89582	Except: 173-405-040(1)(b); 173-405-040(1)(c); 173-405-040(3)(b); 173-405-040(3)(c); 173-405-040(4); 173-405-040(6)(b).
173-405-045	Creditable Stack Height & Dispersion Techniques	3/22/91	1/15/93, 58 FR 4578
173-405-061	More Restrictive Emission Standards	3/22/91	1/15/93, 58 FR 4578
173-405-072	Monitoring Requirements	5/24/19	2/26/20, 85 FR 10983	Except 173-405-072(2).
173-405-078	Emission Inventory	3/22/91	1/15/93, 58 FR 4578
173-405-086	New Source Review (NSR)	5/24/19	2/26/20, 85 FR 10983	Except provisions related to WAC 173-400-114 and provisions excluded from our approval of WAC 173-400-110 through 173-400-113.
173-405-087	Prevention of Significant Deterioration (PSD)	5/24/19	2/26/20, 85 FR 10983	Except 173-400-720(4)(a)(i through iv), 173-400-720(4)(b)(iii)(C), and 173-400-750(2) second sentence.
173-405-091	Special Studies	3/22/91	1/15/93, 58 FR 4578
Washington Administrative Code, Chapter 173-410—Sulfite Pulping Mills
173-410-012	Statement of Purpose	3/22/91	1/15/93, 58 FR 4578
173-410-021	Definitions	3/22/91	1/15/93, 58 FR 4578
173-410-040	Emissions Standards	5/24/19	12/28/23, 88 FR 89582	Except: 173-410-040(3)(b); 173-410-040(5).
173-410-045	Creditable Stack Height & Dispersion Techniques	3/22/91	1/15/93, 58 FR 4578
173-410-062	Monitoring Requirements	5/24/19	2/26/20, 85 FR 10983
173-410-071	Emission Inventory	3/22/91	1/15/93, 58 FR 4578
173-410-086	New Source Review (NSR)	5/24/19	2/26/20, 85 FR 10983	Except provisions related to WAC 173-400-114 and provisions excluded from our approval of WAC 173-400-110 through 173-400-113.
173-410-087	Prevention of Significant Deterioration (PSD)	5/24/19	2/26/20, 85 FR 10983	Except 173-400-720(4)(a)(i through iv), 173-400-720(4)(b)(iii)(C), and 173-400-750(2) second sentence.
173-410-100	Special Studies	3/22/91	1/15/93, 58 FR 4578
Washington Administrative Code, Chapter 173-415—Primary Aluminum Plants
173-415-010	Statement of Purpose	3/22/91	1/15/93, 58 FR 4578
173-415-015	Applicability	5/24/19	2/26/20, 85 FR 10983	Except 173-415-015(3).
173-415-020	Definitions	5/24/19	2/26/20, 85 FR 10983	Except 173-415-020(6).
173-415-030	Emissions Standards	5/24/19	12/28/23, 88 FR 89582	Except: 173-415-030(1); 173-415-030(3)(b).
173-415-060	Monitoring and Reporting	5/24/19	2/26/20, 85 FR 10983	Except 173-415-060(1)(b).
Washington Administrative Code, Chapter 173-423—Low Emission Vehicles
173-423-010	Purpose	12/29/12	11/8/21, 86 FR 61705
173-423-020	Applicability	12/31/05	11/8/21, 86 FR 61705
173-423-025	Effective Date	12/31/05	11/8/21, 86 FR 61705
173-423-030	Incorporation by Reference	12/31/05	11/8/21, 86 FR 61705
173-423-040	Definitions and Abbreviations	12/29/12	11/8/21, 86 FR 61705	Except 173-423-040(3).
173-423-050	Requirement to Meet California Vehicle Emission Standards	12/29/12	11/8/21, 86 FR 61705	Except 173-423-050(2)(g).
173-423-060	Exemptions	12/29/12	11/8/21, 86 FR 61705
173-423-070	Emission Standards, Warranty, Recall and Other California Provisions Adopted by Reference	1/27/19	11/8/21, 86 FR 61705	Except the incorporation by reference of California code sections 1961.1 and 1961.3.
173-423-080	Fleet Average Nonmethane Organic Gas (NMOG) and NMOG Plus NO _X Exhaust Emission Requirements, Reporting and Compliance	12/29/12	11/8/21, 86 FR 61705
173-423-100	Manufacturer Delivery Reporting Requirements	12/29/12	11/8/21, 86 FR 61705
173-423-110	Warranty Requirements	12/29/12	11/8/21, 86 FR 61705
173-423-120	Recalls	12/29/12	11/8/21, 86 FR 61705
173-423-130	Surveillance	12/31/05	11/8/21, 86 FR 61705
173-423-140	Enforcement	12/31/05	11/8/21, 86 FR 61705
173-423-150	Severability	12/31/05	11/8/21, 86 FR 61705
Washington Administrative Code, Chapter 173-425—Open Burning
173-425-010	Purpose	10/18/90	1/15/93, 58 FR 4578
173-425-020	Applicability	10/18/90	1/15/93, 58 FR 4578
173-425-030	Definitions	10/18/90	1/15/93, 58 FR 4578
173-425-036	Curtailment During Episodes or Impaired Air Quality	10/18/90	1/15/93, 58 FR 4578
173-425-045	Prohibited Materials	1/3/89	1/15/93, 58 FR 4578
173-425-055	Exceptions	10/18/90	1/15/93, 58 FR 4578
173-425-065	Residential Open Burning	10/18/90	1/15/93, 58 FR 4578
173-425-075	Commercial Open Burning	10/18/90	1/15/93, 58 FR 4578
173-425-085	Agricultural Open Burning	10/18/90	1/15/93, 58 FR 4578
173-425-095	No Burn Area Designation	10/18/90	1/15/93, 58 FR 4578
173-425-100	Delegation of Agricultural Open Burning Program	10/18/90	1/15/93, 58 FR 4578
173-425-115	Land Clearing Projects	10/18/90	1/15/93, 58 FR 4578
173-425-120	Department of Natural Resources Smoke Management Plan	10/18/90	1/15/93, 58 FR 4578
173-425-130	Notice of Violation	10/18/90	1/15/93, 58 FR 4578
173-425-140	Remedies	10/18/90	1/15/93, 58 FR 4578
Washington Administrative Code, Chapter 173-430—Burning of Field and Forage and Turf Grasses Grown for Seed Open Burning
173-430-010	Purpose	10/18/90	1/15/93, 58 FR 4578
173-430-020	Definitions	10/18/90	1/15/93, 58 FR 4578
173-430-030	Permits, Conditions, and Restrictions	10/18/90	1/15/93, 58 FR 4578
173-430-040	Mobile Field Burners	10/18/90	1/15/93, 58 FR 4578
173-430-050	Other Approvals	10/18/90	1/15/93, 58 FR 4578
173-430-060	Study of Alternatives	10/18/90	1/15/93, 58 FR 4578
173-430-070	Fees	10/18/90	1/15/93, 58 FR 4578
173-430-080	Certification of Alternatives	10/18/90	1/15/93, 58 FR 4578
Washington Administrative Code, Chapter 173-433—Solid Fuel Burning Device Standards
173-433-010	Purpose	2/23/14	5/9/14, 79 FR 26628
173-433-020	Applicability	12/16/87	1/15/93, 58 FR 4578
173-433-030	Definitions	2/23/14	5/9/14, 79 FR 26628
173-433-100	Emission Performance Standards	2/23/14	5/9/14, 79 FR 26628
173-433-110	Opacity Standards	2/23/14	5/9/14, 79 FR 26628
173-433-120	Prohibited Fuel Types	2/23/14	5/9/14, 79 FR 26628
173-433-130	General Emission Standards	10/18/90	1/15/93, 58 FR 4578
173-433-140	Criteria for Impaired Air Quality Burn Bans	2/23/14	5/9/14, 79 FR 26628
173-433-150	Restrictions on Operation of Solid Fuel Burning Devices	2/23/14	5/9/14, 79 FR 26628
173-433-155	Criteria for Prohibiting Solid Fuel Burning Devices That Are Not Certified	2/23/14	5/9/14, 79 FR 26628
Washington Administrative Code, Chapter 173-434—Solid Waste Incinerator Facilities
173-434-010	Purpose	10/18/90	1/15/93, 58 FR 4578
173-434-020	Applicability and Compliance	1/22/04	8/4/05, 70 FR 44855
173-434-030	Definitions	1/22/04	8/4/05, 70 FR 44855
173-434-090	Operation and Maintenance Plan	10/18/90	1/15/93, 58 FR 4578
173-434-110	Standards of Performance	1/22/04	8/4/05, 70 FR 44855	Except section (1)(a).
173-434-130	Emission Standards	1/22/04	8/4/05, 70 FR 44855	Except section (2).
173-434-160	Design and Operation	1/22/04	8/4/05, 70 FR 44855
173-434-170	Monitoring and Reporting	1/22/04	8/4/05, 70 FR 44855
173-434-190	Changes in Operation	1/22/04	8/4/05, 70 FR 44855
173-434-200	Emission Inventory	1/22/04	8/4/05, 70 FR 44855
173-434-210	Special Studies	10/18/90	1/15/93, 58 FR 4578
Washington Administrative Code, Chapter 173-435—Emergency Episode Plan
173-435-010	Purpose	1/3/89	1/15/93, 58 FR 4578
173-435-015	Significant Harm Levels	1/3/89	1/15/93, 58 FR 4578
173-435-020	Definitions	1/3/89	1/15/93, 58 FR 4578
173-435-030	Episode Stage Criteria	1/3/89	1/15/93, 58 FR 4578
173-435-040	Source Emission Reduction Plans	1/3/89	1/15/93, 58 FR 4578
173-435-050	Action Procedures	1/3/89	1/15/93, 58 FR 4578
173-435-060	Enforcement	1/3/89	1/15/93, 58 FR 4578
173-435-070	Sampling Sites, Equipment and Methods	1/3/89	1/15/93, 58 FR 4578	Except section (1).
Washington Administrative Code, Chapter 173-476—Ambient Air Quality Standards
173-476-010	Purpose	12/22/13	3/4/14, 79 FR 12077
173-476-020	Applicability	7/1/16	10/6/16, 81 FR 69385
173-476-030	Definitions	12/22/13	3/4/14, 79 FR 12077
173-476-100	Ambient Air Quality Standard for PM-10	12/22/13	3/4/14, 79 FR 12077
173-476-110	Ambient Air Quality Standards for PM-2.5	12/22/13	3/4/14, 79 FR 12077
173-476-120	Ambient Air Quality Standard for Lead (Pb)	12/22/13	3/4/14, 79 FR 12077
173-476-130	Ambient Air Quality Standards for Sulfur Oxides (Sulfur Dioxide)	12/22/13	3/4/14, 79 FR 12077
173-476-140	Ambient Air Quality Standards for Nitrogen Oxides (Nitrogen Dioxide)	12/22/13	3/4/14, 79 FR 12077
173-476-150	Ambient Air Quality Standard for Ozone	7/1/16	10/6/16, 81 FR 69385
173-476-160	Ambient Air Quality Standards for Carbon Monoxide	12/22/13	3/4/14, 79 FR 12077
173-476-170	Monitor Siting Criteria	12/22/13	3/4/14, 79 FR 12077
173-476-180	Reference Conditions	12/22/13	3/4/14, 79 FR 12077
173-476-900	Table of Standards	7/1/16	10/6/16, 81 FR 69385
Washington Administrative Code, Chapter 173-490—Emission Standards and Controls for Sources Emitting Volatile Organic Compounds
173-490-010	Policy and Purpose	3/22/91	7/12/93, 58 FR 37426
173-490-020	Definitions	3/22/91	7/12/93, 58 FR 37426
173-490-025	General Applicability	3/22/91	7/12/93, 58 FR 37426
173-490-030	Registration and Reporting	3/22/91	7/12/93, 58 FR 37426
173-490-040	Requirements	3/22/91	7/12/93, 58 FR 37426
173-490-080	Exceptions and Alternative Methods	3/22/91	7/12/93, 58 FR 37426
173-490-090	New Source Review (NSR)	3/22/91	7/12/93, 58 FR 37426
173-490-200	Petroleum Refinery Equipment Leaks	3/22/91	7/12/93, 58 FR 37426
173-490-201	Petroleum Liquid Storage in External Floating Roof Tanks	3/22/91	7/12/93, 58 FR 37426
173-490-202	Leaks from Gasoline Transport Tanks and Vapor Collection System	3/22/91	7/12/93, 58 FR 37426
173-490-203	Perchloroethylene Dry Cleaning Systems	3/22/91	7/12/93, 58 FR 37426
173-490-204	Graphic Arts System	3/22/91	7/12/93, 58 FR 37426
173-490-205	Surface Coating of Miscellaneous Metal Parts and Products	3/22/91	7/12/93, 58 FR 37426
173-490-207	Surface Coating of Flatwood Paneling	3/22/91	7/12/93, 58 FR 37426
173-490-208	Aerospace Assembly and Component Coating Operations	3/22/91	7/12/93, 58 FR 37426
Washington Administrative Code, Chapter 173-492—Motor Fuel Specifications for Oxygenated Gasoline
173-492-010	Policy and Purpose	10/19/96	4/30/97, 62 FR 23363
173-492-020	Applicability	12/1/92	4/30/97, 62 FR 23363
173-492-030	Definitions	12/1/92	4/30/97, 62 FR 23363
173-492-040	Compliance Requirements	12/1/92	4/30/97, 62 FR 23363
173-492-050	Registration Requirements	10/19/96	4/30/97, 62 FR 23363
173-492-060	Labeling Requirements	12/1/92	4/30/97, 62 FR 23363
173-492-070	Control Areas and Control Periods	10/19/96	4/30/97, 62 FR 23363
173-492-080	Enforcement and Compliance	12/1/92	4/30/97, 62 FR 23363
173-492-090	Unplanned Conditions	12/1/92	4/30/97, 62 FR 23363
173-492-100	Severability	12/1/92	4/30/97, 62 FR 23363
Washington Administrative Code, Chapter 332-24—Forest Protection
332-24-201	Burning Permit Program—Requirements and Exceptions	6/30/92	8/10/23, 88 FR 54240
332-24-205	General rules—Minimum Requirements for All Burning	11/22/19	8/10/23, 88 FR 54240	Except section (13).
332-24-211	Specific rules for small fires not requiring a written burning permit	7/31/92	8/10/23, 88 FR 54240	Included for the purpose of setting the size limit for burns covered by the Department of Natural Resources 2022 Smoke Management Plan in paragraph (e), Table 2.
332-24-217	Burning permit requirements—Penalty	7/31/92	8/10/23, 88 FR 54240
332-24-221	Specific Rules for Burning That Requires a Written Burning Permit	2/1/12	8/10/23, 88 FR 54240
Revised Code of Washington, Chapter 52.12—Fire Protection Districts, Powers—Burning Permits
52.12.103	Burning permits—Issuance—Contents	3/27/84	8/10/23, 88 FR 54240
52.12.104	Burning permits—Duties of permittee	3/27/84	8/10/23, 88 FR 54240
Revised Code of Washington, Chapter 70A.15—Washington Clean Air Act
70A.15.1030(21)	Definitions. “Silvicultural burning”	6/11/20	8/10/23, 88 FR 54240
70A.15.5000	Definition of “outdoor burning.”	7/26/20	8/10/23, 88 FR 54240
70A.15.5010	Outdoor burning—Fires prohibited—Exceptions	6/11/20	8/10/23, 88 FR 54240	Except (1).
70A.15.5020	Outdoor burning—Areas where prohibited—Exceptions—Use for management ofstorm or flood-related debris—Silvicultural burning	6/11/20	8/10/23, 88 FR 54240	Except (3).
70A.15.5120	Burning permits for abating or prevention of forest fire hazards, management of ecosystems, instruction or silvicultural operations-issuance-Fees	6/11/20	8/10/23, 88 FR 54240
70A.15.5130	Silvicultural forest burning—Reduce statewide emissions—Exemption—Monitoring program	7/28/19	8/10/23, 88 FR 54240
70A.15.5140	Burning permits for abating or prevention of forest fire hazards, management of ecosystems, instruction or silvicultural operations—Conditions for issuance and use of permits—Air quality standards to be met—Alternate methods to lessen forest debris	6/11/20	8/10/23, 88 FR 54240
70A.15.5150	Cooperation between department of natural resources and state, local, or regional air pollution authorities—Withholding of permits	6/11/20	8/10/23, 88 FR 54240
70A.15.5190	Outdoor burning allowed for managing storm or flood-related debris	6/11/20	8/10/23, 88 FR 54240
Revised Code of Washington, Chapter 76.04—Forest Protection
76.04.005	Definitions.	7/24/15	8/10/23, 88 FR 54240	Except (2), (3), (4), (6), (7), (8), (10), (14), (16), (17), (19), (22).
76.04.205	Burning Permits—Civil Penalty.	7/25/21	8/10/23, 88 FR 54240

Table 2—Additional Regulations Approved for Washington Department of Ecology (Ecology) Direct Jurisdiction
State citation	Title/subject	State effective date	EPA approval date	Explanations
Washington Administrative Code, Chapter 173-400—General Regulations for Air Pollution Sources
173-400-010	Policy and Purpose	3/22/91	6/2/95, 60 FR 28726
173-400-020	Applicability	12/29/12	10/3/14, 79 FR 59653
173-400-025	Adoption of Federal Rules	9/16/18	2/24/20, 85 FR 10301
173-400-030	Definitions	9/16/18	12/28/23, 88 FR 89582	Except: 173-400-030(96).
173-400-036	Relocation of Portable Sources	12/29/12	4/29/15, 80 FR 23721
173-400-040	General Standards for Maximum Emissions	9/16/18	2/24/20, 85 FR 10301	Except: 173-400-040(2); 173-400-040(3); 173-400-040(5).
173-400-040(2)	General Standards for Maximum Emissions	7/1/16	10/6/16, 81 FR 69385	Except: 173-400-040(2)(c); 173-400-040(2)(d).
173-400-050	Emission Standards for Combustion and Incineration Units	9/16/18	2/24/20, 85 FR 10301	Except: 173-400-050(2); 173-400-050(4); 173-400-050(5); 173-400-050(6).
173-400-060	Emission Standards for General Process Units	11/25/18	2/24/20, 85 FR 10301
173-400-070	Emission Standards for Certain Source Categories	9/16/18	12/28/23, 88 FR 89582	Except: 173-400-070(5); 173-400-070(6); 173-400-070(7).
173-400-081	Emissions Limits During Startup and Shutdown	9/16/18	12/28/23, 88 FR 89582
173-400-082	Alternative Emissions Limit That Exceeds an Emission Standard in the SIP	9/16/18	12/28/23, 88 FR 89582
173-400-091	Voluntary Limits on Emissions	4/1/11	10/3/14, 79 FR 59653	9/20/93 version continues to be approved under the authority of CAA section 112(l) with respect to section 112 hazardous air pollutants. See 60 FR 28726 (June 2, 1995)
173-400-105	Records, Monitoring, and Reporting	11/25/18	2/24/20, 85 FR 10301
173-400-110	New Source Review (NSR) for Sources and Portable Sources	12/29/12	9/29/16, 81 FR 66823	Except: 173-400-110(1)(c)(ii)(C); 173-400-110(1)(e); 173-400-110(2)(d); The part of WAC 173-400-110(4)(b)(vi) that says, • “not for use with materials containing toxic air pollutants, as listed in chapter 173-460 WAC,”; The part of 400-110 (4)(e)(iii) that says, • “where toxic air pollutants as defined in chapter 173-460 WAC are not emitted”; The part of 400-110(4)(f)(i) that says, • “that are not toxic air pollutants listed in chapter 173-460 WAC”; The part of 400-110 (4)(h)(xviii) that says, • “, to the extent that toxic air pollutant gases as defined in chapter 173-460 WAC are not emitted”; The part of 400-110 (4)(h)(xxxiii) that says, • “where no toxic air pollutants as listed under chapter 173-460 WAC are emitted”; The part of 400-110(4)(h)(xxxiv) that says, • “, or ≤ 1% (by weight) toxic air pollutants as listed in chapter 173-460 WAC”; The part of 400-110(4)(h)(xxxv) that says, • “or ≤ 1% (by weight) toxic air pollutants”; The part of 400-110(4)(h)(xxxvi) that says, • “or ≤ 1% (by weight) toxic air pollutants as listed in chapter 173-460 WAC”; 400-110(4)(h)(xl) , second sentence; The last row of the table in 173-400-110(5)(b) regarding exemption levels for Toxic Air Pollutants.
173-400-111	Processing Notice of Construction Applications for Sources, Stationary Sources and Portable Sources	7/1/16	10/6/16, 81 FR 69385	Except: 173-400-111(3)(h); The part of 173-400-111(8)(a)(v) that says, • “and 173-460-040,”; 173-400-111(9).
173-400-112	Requirements for New Sources in Nonattainment Areas—Review for Compliance with Regulations	12/29/12	9/29/16, 81 FR 66823
173-400-113	New Sources in Attainment or Unclassifiable Areas—Review for Compliance with Regulations	12/29/12	4/29/15, 80 FR 23721	Except: 173-400-113(3), second sentence.
173-400-116	Increment Protection	7/1/16	10/6/16, 81 FR 69385
173-400-117	Special Protection Requirements for Federal Class I Areas	12/29/12	4/29/15, 80 FR 23721
173-400-118	Designation of Class I, II, and III Areas	12/29/12	10/3/14, 79 FR 59653
173-400-131	Issuance of Emission Reduction Credits	4/1/11	11/7/14, 79 FR 66291
173-400-136	Use of Emission Reduction Credits (ERC)	12/29/12	11/7/14, 79 FR 66291
173-400-151	Retrofit Requirements for Visibility Protection	2/10/05	10/3/14, 79 FR 59653
173-400-161	Compliance Schedules	3/22/91	6/2/95, 60 FR 28726
173-400-171	Public Notice and Opportunity for Public Comment	9/16/18	12/28/23, 88 FR 89582	Except: The part of 173-400-171(3)(b) that says, • “or any increase in emissions of a toxic air pollutant above the acceptable source impact level for that toxic air pollutant as regulated under chapter 173-460 WAC”; 173-400-171(12).
173-400-175	Public Information	2/10/05	10/3/14, 79 FR 59653
173-400-190	Requirements for Nonattainment Areas	3/22/91	6/2/95, 60 FR 28726
173-400-200	Creditable Stack Height and Dispersion Techniques	2/10/05	10/3/14, 79 FR 59653
173-400-205	Adjustment for Atmospheric Conditions	3/22/91	6/2/95, 60 FR 28726
173-400-210	Emission Requirements of Prior Jurisdictions	3/22/91	6/2/95, 60 FR 28726
173-400-560	General Order of Approval	12/29/12	4/29/15, 80 FR 23721	Except: The part of 173-400-560(1)(f) that says, “173-460 WAC”.
173-400-700	Review of Major Stationary Sources of Air Pollution	4/1/11	4/29/15, 80 FR 23721
173-400-710	Definitions	7/1/16	10/6/16, 81 FR 69385
173-400-720	Prevention of Significant Deterioration (PSD)	7/1/16	10/6/16, 81 FR 69385	Except: 173-400-720(4)(a)(i through iv) and 173-400-720(4)(b)(iii)(C).
173-400-730	Prevention of Significant Deterioration Application Processing Procedures	7/1/16	10/6/16, 81 FR 69385
173-400-740	PSD Permitting Public Involvement Requirements	9/16/18	2/24/20, 85 FR 10301
173-400-750	Revisions to PSD Permits	12/29/12	4/29/15, 80 FR 23721	Except: 173-400-750(2) second sentence.
173-400-800	Major Stationary Source and Major Modification in a Nonattainment Area	4/1/11	11/7/14, 79 FR 66291
173-400-810	Major Stationary Source and Major Modification Definitions	7/1/16	10/6/16, 81 FR 69385
173-400-820	Determining if a New Stationary Source or Modification to a Stationary Source is Subject to these Requirements	12/29/12	11/7/14, 79 FR 66291
173-400-830	Permitting Requirements	7/1/16	10/6/16, 81 FR 69385
173-400-840	Emission Offset Requirements	7/1/16	10/6/16, 81 FR 69385
173-400-850	Actual Emissions Plantwide Applicability Limitation (PAL)	7/1/16	10/6/16, 81 FR 69385
173-400-860	Public Involvement Procedures	4/1/11	11/7/14, 79 FR 66291

Table 3—Additional Regulations Approved for the Energy Facilities Site Evaluation Council (EFSEC) Jurisdiction
State citation	Title/subject	State effective date	EPA approval date	Explanations
Washington Administrative Code, Chapter 173-400...
78-005	Adoption by Reference	8/26/19	1/24/20, 85 FR 4233	Subsection (1) only. See below for the updated Chapter 173-400 WAC provisions adopted by reference and submitted to the EPA for approval.
78-010	Purpose	8/27/15	5/30/17, 82 FR 24531
78-020	Applicability	11/11/04	5/30/17, 82 FR 24531
78-030	Additional Definitions	8/27/15	5/30/17, 82 FR 24531	Except references to 173-401-200 and 173-406-101.
78-095	Permit Issuance	8/27/15	5/30/17, 82 FR 24531
78-120	Monitoring and Special Report	11/11/04	5/30/17, 82 FR 24531
Washington Administrative Code, Chapter 173-400 Regulations Incorporated by Reference in WAC 463-78-005
173-400-025	Adoption of Federal Rules	9/16/18	1/24/20, 85 FR 4233
173-400-030	Definitions	9/16/18	1/24/20, 85 FR 4233	Except: 173-400-030(6); 173-400-030(32); 173-400-030(38); 173-400-030(45); 173-400-030(83); 173-400-030(89); 173-400-030(96); 173-400-030(97); 173-400-030(100); 173-400-030(103); 173-400-030(104).
173-400-030(30) & (36).	Definitions	12/29/12	5/30/17, 82 FR 24531
173-400-036	Relocation of Portable Sources	12/29/12	5/30/17, 82 FR 24531
173-400-040	General Standards for Maximum Emissions	9/16/18	1/24/20, 85 FR 4233	Except: 173-400-040(2); 173-400-040(3); 173-400-040(5).
173-400-040(2)	General Standards for Maximum Emissions	4/1/11	5/30/17, 82 FR 24531	Except: 173-400-040(2)(c); 173-400-040(2)(d).
173-400-050	Emission Standards for Combustion and Incineration Units	9/16/18	1/24/20, 85 FR 4233	Except: 173-400-050(2); 173-400-050(4); 173-400-050(5); 173-400-050(6).
173-400-060	Emission Standards for General Process Units	11/25/18	1/24/20, 85 FR 4233
173-400-070	Emission Standards for Certain Source Categories	12/29/12	5/30/17, 82 FR 24531	Except: 173-400-070(1); 173-400-070(2); 173-400-070(3); 173-400-070(4); 173-400-070(6); 173-400-070(7); 173-400-070(8).
173-400-081	Startup and Shutdown	4/1/11	5/30/17, 82 FR 24531
173-400-091	Voluntary Limits on Emissions	4/1/11	5/30/17, 82 FR 24531
173-400-105	Records, Monitoring, and Reporting	11/25/18	1/24/20, 85 FR 4233
173-400-107	Excess Emissions	9/20/93	6/2/95, 60 FR 28726
173-400-110	New Source Review (NSR) for Sources and Portable Sources	12/29/12	5/30/17, 82 FR 24531	Except: 173-400-110(1)(c)(ii)(C); 173-400-110(1)(e); 173-400-110(2)(d); ...
173-400-111	Processing Notice of Construction Applications for Sources, Stationary Sources and Portable Sources	7/1/16	1/24/20, 85 FR 4233	Except: 173-400-111(3)(h); ...
173-400-112	Requirements for New Sources in Nonattainment Areas—Review for Compliance with Regulations	12/29/12	5/30/17, 82 FR 24531
173-400-113	New Sources in Attainment or Unclassifiable Areas—Review for Compliance with Regulations	12/29/12	5/30/17, 82 FR 24531	Except: 173-400-113(3), second sentence.
173-400-116	Increment Protection	7/1/16	1/24/20, 85 FR 4233
173-400-117	Special Protection Requirements for Federal Class I Areas	12/29/12	5/30/17, 82 FR 24531
173-400-131	Issuance of Emission Reduction Credits	4/1/11	5/30/17, 82 FR 24531
173-400-136	Use of Emission Reduction Credits (ERC)	4/1/11	5/30/17, 82 FR 24531
173-400-161	Compliance Schedules	3/22/91	6/2/95, 60 FR 28726
173-400-171	Public Notice and Opportunity for Public Comment	9/16/18	1/24/20, 85 FR 4233	Except: ...
173-400-175	Public Information	2/10/05	5/30/17, 82 FR 24531
173-400-190	Requirements for Nonattainment Areas	3/22/91	6/2/95, 60 FR 28726
173-400-200	Creditable Stack Height and Dispersion Techniques	2/10/05	5/30/17, 82 FR 24531
173-400-205	Adjustment for Atmospheric Conditions	3/22/91	6/2/95, 60 FR 28726
173-400-700	Review of Major Stationary Sources of Air Pollution	4/1/11	5/30/17, 82 FR 24531
173-400-710	Definitions	7/1/16	1/24/20, 85 FR 4233
173-400-720	Prevention of Significant Deterioration (PSD)	7/1/16	1/24/20, 85 FR 4233	Except: 173-400-720(4)(a)(i through iv) and 173-400-720(4)(b)(iii)(C).
173-400-730	Prevention of Significant Deterioration Application Processing Procedures	7/1/16	1/24/20, 85 FR 4233
173-400-740	PSD Permitting Public Involvement Requirements	9/16/18	1/24/20, 85 FR 4233
173-400-750	Revisions to PSD Permits	12/29/12	5/30/17, 82 FR 24531	Except: 173-400-750(2) second sentence.
173-400-800	Major Stationary Source and Major Modification in a Nonattainment Area	4/1/11	5/30/17, 82 FR 24531
173-400-810	Major Stationary Source and Major Modification Definitions	7/1/16	1/24/20, 85 FR 4233
173-400-820	Determining if a New Stationary Source or Modification to a Stationary Source is Subject to these Requirements	12/29/12	5/30/17, 82 FR 24531
173-400-830	Permitting Requirements	7/1/16	1/24/20, 85 FR 4233
173-400-840	Emission Offset Requirements	7/1/16	1/24/20, 85 FR 4233
173-400-850	Actual Emissions Plantwide Applicability Limitation (PAL)	7/1/16	1/24/20, 85 FR 4233
173-400-860	Public Involvement Procedures	4/1/11	5/30/17, 82 FR 24531

Table 4—Additional Regulations Approved for the Benton Clean Air Agency (BCAA) Jurisdiction
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanation
Benton Clean Air Agency (BCAA) Regulations
Regulation 1
1.01	Name of Agency	12/11/14	11/17/15, 80 FR 71695
1.02	Policy and Purpose	12/11/14	11/17/15, 80 FR 71695	Replaces WAC 173-400-010.
1.03	Applicability	12/11/14	11/17/15, 80 FR 71695	Replaces WAC 173-400-020.
4.01(A)	Definitions—Fugitive Dust	12/11/14	2/24/20, 85 FR 10301	Replaces WAC 173-400-030(40).
4.01(B)	Definitions—Fugitive Emissions	12/11/14	2/24/20, 85 FR 10301	Replaces WAC 173-400-030(41).
4.02(B)	Particulate Matter Emissions—Fugitive Emissions	12/11/14	11/17/15, 80 FR 71695	Replaces WAC 173-400-040(4).
4.02(C)(1)	Particulate Matter Emissions—Fugitive Dust	12/11/14	11/17/15, 80 FR 71695	Replaces WAC 173-400-040(9)(a).
4.02(C)(3)	Particulate Matter Emissions—Fugitive Dust	12/11/14	11/17/15, 80 FR 71695	Replaces WAC 173-400-040(9)(b).
Washington Department of Ecology Regulations
Washington Administrative Code, Chapter 173-400—General Regulations for Air Pollution Sources
173-400-025	Adoption of Federal Rules	9/16/18	2/24/20, 85 FR 10301
173-400-030	Definitions	9/16/18	12/28/23, 88 FR 89582	Except: 173-400-030(40); 173-400-030(41); 173-400-030(96).
173-400-036	Relocation of Portable Sources	12/29/12	11/17/15, 80 FR 71695
173-400-040	General Standards for Maximum Emissions	9/16/18	2/24/20, 85 FR 10301	Except: 173-400-040(2);173-400-040(3);173-400-040(4);173-400-040(5);173-400-040(9).
173-400-040(2)	General Standards for Maximum Emissions	7/1/16	10/6/16, 81 FR 69385	Except: 173-400-040(2)(c); 173-400-040(2)(d).
173-400-050	Emission Standards for Combustion and Incineration Units	9/16/18	2/24/20, 85 FR 10301	Except: 173-400-050(2);173-400-050(4);173-400-050(5);173-400-050(6).
173-400-060	Emission Standards for General Process Units	11/25/18	2/24/20, 85 FR 10301
173-400-070	Emission Standards for Certain Source Categories	9/16/18	12/28/23, 88 FR 89582	Except: 173-400-070(5);173-400-070(6);173-400-070(7).
173-400-081	Emissions Limits During Startup and Shutdown	9/16/18	12/28/23, 88 FR 89582
173-400-082	Alternative Emissions Limit That Exceeds an Emission Standard in the SIP	9/16/18	12/28/23, 88 FR 89582

Table 5—Additional Regulations Approved for the Northwest Clean Air Agency (NWCAA) Jurisdiction
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanations
Northwest Clean Air Agency Regulations
General Provisions
100	Name of Agency	8/21/05	6/15/20, 85 FR 36154
101	Short Title	8/21/05	6/15/20, 85 FR 36154
121	Orders	9/8/93	2/22/95, 60 FR 9778
150	Pollutant Disclosure—Reporting by Air Containment Sources	9/8/93	2/22/95, 60 FR 9778
180	Sampling and Analytical Methods/References	9/8/93	2/22/95, 60 FR 9778
Definitions
300	New Source Review	5/12/19	6/15/20, 85 FR 36154	Except subsections 300.8(C), 300.25, or any provisions related to the regulation of Toxic Air Pollutants.
365	Monitoring	9/8/93	2/22/95, 60 FR 9778
Standards
450	Emission Standards—Forward	9/8/93	2/22/95, 60 FR 9778

Table 6—Additional Regulations Approved for the Olympic Region Clean Air Agency (ORCAA) Jurisdiction
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date
Olympic Region Clean Air Agency Regulations
6.2.6	Curtailment	3/18/11	10/3/13, 78 FR 61188
6.2.7	Recreational Burning	3/6/23	1/17/2025, 90 FR 5693
Rule 8.1 Wood Heating
8.1.1	Definitions	5/22/10	10/3/13, 78 FR 61188
8.1.4	Curtailment	5/22/10	10/3/13, 78 FR 61188
Washington Department of Ecology Regulations
173-400-010	Policy and Purpose	3/22/91	6/2/95, 60 FR 28726
173-400-020	Applicability	3/22/91	6/2/95, 60 FR 28726

Table 7—Additional Regulations Approved for the Puget Sound Clean Air Agency (PSCAA) Jurisdiction
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanations
Puget Sound Clean Air Agency Regulations
Regulation I—Article 1: Policy, Short Title, and Definitions
1.01	Policy	11/1/99	4/22/20, 85 FR 22355	Replaces WAC 173-400-010.
1.03	Name of Agency	11/1/99	8/31/04, 69 FR 53007
1.05	Short Title	11/1/99	8/31/04, 69 FR 53007
1.07	Definitions	12/1/18	4/22/20, 85 FR 22355	Except the definition “toxic air pollutant (TAP) or toxic air contaminant.”
Regulation I—Article 3: General Provisions
3.03(f)	General Regulatory Orders	2/1/12	4/22/20, 85 FR 22355
3.04	Reasonably Available Control Technology	7/1/12	4/22/20, 85 FR 22355	Except 3.04(e). Replaces WAC 173-400-040(1)(c).
3.06	Credible Evidence	11/14/98	8/31/04, 69 FR 53007
3.25	Federal Regulation Reference Date	11/1/19	4/22/20, 85 FR 22355	Replaces WAC 173-400-025.
Regulation I—Article 5: Registration
5.03	Applicability of Registration Program	11/1/16	4/22/20, 85 FR 22355	Except 5.03(a)(8)(Q) and 5.03(b)(5).
5.05	Registration Requirements	2/1/17	4/22/20, 85 FR 22355	Except 5.05(b)(1) and (2).
Regulation I—Article 6: New Source Review
6.01	Components of New Source Review Program	8/1/18	4/22/20, 85 FR 22355	Except the parenthetical in 6.01(b).
6.03	Notice of Construction	11/1/15	4/22/20, 85 FR 22355	Except 6.03(b)(10).
6.09	Notice of Completion	5/1/04	4/22/20, 85 FR 22355
6.10	Work Done without an Approval	9/1/01	4/22/20, 85 FR 22355
Washington Department of Ecology Regulations
173-400-020	Applicability	12/29/12	4/22/20, 85 FR 22355
173-400-040	General Standards for Maximum Emissions	9/16/18	4/22/20, 85 FR 22355	173-400-040(1)(a) & (b), (4), and (9)(b) only.
173-400-070	Emission Standards for Certain Source Categories	3/22/91	6/2/95, 60 FR 28726	Except (7).
173-400-091	Voluntary Limits on Emissions	4/1/11	4/22/20, 85 FR 22355	Prior version remains approved for CAA Section 112(l).
173-400-105	Records, Monitoring and Reporting	11/25/18	4/22/20, 85 FR 22355	Except 173-400-105(7).

Table 8—Additional Regulations Approved for the Southwest Clean Air Agency (SWCAA) Jurisdiction
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanations
Southwest Clean Air Agency Regulations
General Regulations for Air Pollution Sources
400-040	General Standards for Maximum Emissions	9/10/21	5/9/2025, 90 FR 19650	Except: 400-040(1)(a), (c) and (d); 400-040(2); and 400-040(4).
400-070	General Requirements for Certain Source Categories	9/10/21	5/9/2025, 90 FR 19650	Except: 400-070(3)(b); 400-070(5); 400-070(6); 400-070(7); 400-070(8)(c); 400-070(9); 400-070(10); 400-070(11); 400-070(12); 400-070(14); 400-070(15)(c); and 400-070(16).
400-081	Startup and Shutdown	9/10/21	5/9/2025, 90 FR 19650
400-091	Voluntary Limits on Emissions	9/10/21	9/29/23, 88 FR 67097
400-107	Excess Emissions	9/10/21	5/9/2025, 90 FR 19650

Table 9—Additional Regulations Approved for the Spokane Regional Clean Air Agency (SRCAA) Jurisdiction
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanations
Spokane Regional Clean Air Agency Regulation I
Article I—Policy, Short Title, and Definitions
1.01	Policy	7/15/23	4/16/25, 90 FR 15930	Subsections (A) and (B) replace WAC 173–400– 010.
1.02	Name of Agency	9/1/20	5/10/21, 86 FR 24718
1.03	Short Title	9/1/20	5/10/21, 86 FR 24718
1.04	General Definitions	7/15/23	4/16/25, 90 FR 15930	Except subsections (17), (41), (52), (60), (74), (101), (112), (119), and (122). Section 1.04 re places WAC 173–400–030 except the fol lowing WAC 173–400–030 definitions adopted by reference in subsection 2.14(A)(1): Adverse Impact on Visibility; Capacity Factor; Class I Area; Dispersion Technique; Emission Thresh old; Excess Stack Height; Existing Stationary Facility; Federal Class I Area; Federal Land Manager; Fossil Fuel-fired Steam Generator; General Process Unit; Greenhouse Gases; Industrial Furnace; Mandatory Class I Federal Area; Natural Conditions; Projected Width; Reasonably Attributable; Sulfuric Acid Plant; and Wood Waste.
1.05	Acronym Index	9/1/20	5/10/21, 86 FR 24718
Article II—General Provisions
2.08	Falsification of Statements or Documents, and Treatment of Documents.	7/15/23	4/16/25, 90 FR 15930	Subsection (E) replaces WAC 173–400–105(6). Subsection (F) replaces WAC 173–400– 105(8).
2.09	Source Tests	9/1/20	5/10/21, 86 FR 24718	Replaces WAC 173-400-105(4).
2.13	Federal and State Regulation Reference Date	7/15/23	4/16/25, 90 FR 15930	Subsection (A) replaces WAC 173–400–025.
2.14	Washington Administrative Codes (WACs)	9/1/20	5/10/21, 86 FR 24718	Limited applicability.
Article IV—Registration
4.03	Registration Exemptions	9/1/20	5/10/21, 86 FR 24718	Subsections (B) and (C) only.
4.04	Stationary Sources and Source Categories Subject to Registration.	7/15/23	4/16/25, 90 FR 15930	Except subsection (A)(5)(b) and any other provision as it relates to the regulation of toxic air pollutants or odors.
4.05	Closure of a Stationary Source	9/1/20	5/10/21, 86 FR 24718
Article V—New Source Review
5.02	New Source Review— Applicability and when Required.	7/15/23	4/16/25, 90 FR 15930	Except subsections (C)(5), (I)(1)(a), and any other provision as they relates to the regulation of toxic air pollutants or odors. Section 5.02 replaces WAC 173–400–110. Subsection (F) replaces WAC 173–400–111(2).
5.03	NOC and Fees	9/1/20	5/10/21, 86 FR 24718
5.04	Information Required	7/15/23	4/16/25, 90 FR 15930	Except subsection (A)(8). Collectively, sections 5.04, 5.06, 5.07, 5.10, 5.13, and 5.14 replace the permitting procedures in WAC 173–400– 111.
5.05	Public Involvement	7/15/23	4/16/25, 90 FR 15930	Except subsection (C)(15). Section 5.05 replaces WAC 173–400–171.
5.07	Processing NOC Applications for Stationary Sources.	7/15/23	4/16/25, 90 FR 15930	Except subsections (A)(1)(g) and (B). Collectively, sections 5.04, 5.06, 5.07, 5.10, 5.13, and 5.14 replace the permitting procedures in WAC 173–400–111, and subsection 5.07(A)(7) replaces WAC 173–400–110(2)(a).
5.08	Portable Sources	7/15/23	4/16/25, 90 FR 15930	Except subsection (A)(6). Section 5.08 replaces WAC 173–400–036.
5.10	Changes to an Order of Approval or Permission to Operate.	7/15/23	4/16/25, 90 FR 15930	Collectively, sections 5.04, 5.06, 5.07, 5.10, 5.13, and 5.14 replace the permitting procedures in WAC 173–400–111.
5.12	Work Done Without an Approval	9/1/20	5/10/21, 86 FR 24718
5.13	Order of Approval Construction Time Limits.	7/15/23	4/16/25, 90 FR 15930	Collectively, sections 5.04, 5.06, 5.07, 5.10, 5.13, and 5.14 replace the permitting procedures in WAC 173–400–111.
5.15	Obligation to Comply	9/1/20	5/10/21, 86 FR 24718
Article VI—Emissions Prohibited
6.04	Emission of Air Contaminant: Detriment to Person or Property.	7/15/23	4/16/25, 90 FR 15930	Subsections (A), (B), (C), and (H) only and excepting provisions in RCW 70A.15.4530 (incorporated by reference) that relate to odor. Subsection (C) replaces WAC 173–400– 040(6).
6.05	Particulate Matter Standards	9/1/20	5/10/21, 86 FR 24718	Except subsection (A).
6.07	Concealment and Masking Restricted	9/1/20	5/10/21, 86 FR 24718	Replaces WAC 173-400-040(8).
6.14	Control of Particulate Matter on Paved Surfaces	9/1/20	5/10/21, 86 FR 24718	Supplements WAC 173-400-040(9).
6.15	Control of Particulate Matter on Unpaved Roads	9/1/20	5/10/21, 86 FR 24718	Supplements WAC 173-400-040(9).
Article VIII—Solid Fuel Burning Device Standards
8.01	Purpose	7/15/23	4/16/25, 90 FR 15930
8.02	Applicability	7/15/23	4/16/25, 90 FR 15930
8.03	Definitions	7/15/23	4/16/25, 90 FR 15930	Except subsection (A)(6).
8.04	Emission Performance Standards	7/15/23	4/16/25, 90 FR 15930	Except the incorporation by reference of WAC 173–433–130, 173–433–170, and 173–433–200.
8.05	Opacity Standards	7/15/23	4/16/25, 90 FR 15930
8.06	Prohibited Fuel Types	7/15/23	4/16/25, 90 FR 15930
8.07	Curtailment	7/15/23	4/16/25, 90 FR 15930
8.08	Exemptions	7/15/23	4/16/25, 90 FR 15930	Except subsection (A)(4).
8.09	Procedure to Geo graphically Limit Solid Fuel Burning Devices.	7/15/23	4/16/25, 90 FR 15930
8.10	Restrictions on Installation of Solid Fuel Burning Devices.	7/15/23	4/16/25, 90 FR 15930
Washington Administrative Code, Chapter 173-400—General Regulations for Air Pollution Sources
173-400-020	Applicability	12/29/12	5/10/21, 86 FR 24718
173-400-030	Definitions	9/16/18	5/10/21, 86 FR 24718	Limited set of definitions only.
173-400-040	General Standards for Maximum Emissions	9/16/18	5/10/21, 86 FR 24718	Except multiple subsections.
173-400-050	Emission Standards for Combustion Units	9/16/18	5/10/21, 86 FR 24718	Except listed subsections.
173-400-060	General Process Units	11/25/18	5/10/21, 86 FR 24718

Table 10—Additional Regulations Approved for the Yakima Regional Clean Air Agency (YRCAA) Jurisdiction
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanations
Yakima Regional Clean Air Agency Regulations
Article 1—General Administrative Provisions
1.01	Name of Agency	11/9/20	7/11/22, 87 FR 41064
1.02	Short Title	11/9/20	7/11/22, 87 FR 41064
1.03	Policy	11/9/20	7/11/22, 87 FR 41064	Except sub-section H. Replaces WAC 173-400-010.
Article 2—General Regulations
2.04	Public Participation in Permitting	11/9/20	7/11/22, 87 FR 41064
Article 3—Rules
3.01	General Rules	11/9/20	7/11/22, 87 FR 41064	Except sub-section D.
3.03	Outdoor and Agricultural Burning	11/9/20	9/28/23, 88 FR 66690	Except specified subsections and permit provisions.
Article 4—Permits and Registration
4.01	Registration Program	11/9/20	7/11/22, 87 FR 41064	Excluding toxic air pollutant provisions.
Washington Administrative Code, Chapter 173-400—General Regulations
173-400-020	Applicability	12/29/12	7/11/22, 87 FR 41064
173-400-025	Adoption of Federal Rules	9/16/18	7/11/22, 87 FR 41064
173-400-030	Definitions	9/16/18	7/11/22, 87 FR 41064	Except listed subsections.
173-400-040	General Standards	9/16/18	7/11/22, 87 FR 41064	Except listed subsections.

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

EPA-Approved State of Washington Source-Specific Requirements¹
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanations
¹ The EPA does not have the authority to remove these source-specific requirements without demonstration.
Boise Cascade, Wallula Mill	1614-AQ04	9/15/04	5/2/05, 70 FR 22597	Limited conditions.
Emission Limits for Significant Stack Sources	various orders	various dates	10/26/95, 60 FR 54812
BP Cherry Point Refinery	Administrative Order 7836	5/13/15	2/16/16, 81 FR 7710	Specific conditions only.
Tyson Fresh Meats, Inc	13AQ-E526	4/16/14	5/1/20, 85 FR 25303	Except specified elements.

(e)EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures.

Table 1—Approved But Not Incorporated by Reference Regulations
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date	Explanations
Washington Department of Ecology Regulations
173-400-220	Requirements for Board Members	3/22/91	6/2/95, 60 FR 28726
173-400-230	Regulatory Actions	3/20/93	6/2/95, 60 FR 28726
Spokane Regional Clean Air Agency Regulations
2.01	Powers and Duties of the Board.	7/15/23	4/16/25, 90 FR 15930
2.02	Control Officer’s Duties and Powers.	9/1/20	5/10/21, 86 FR 24718	Section 2.02(E) replaces WAC 173–400–105(3).
2.03	Confidential or Proprietary In formation.	7/15/23	4/16/25, 90 FR 15930
2.04	Violations	7/15/23	4/16/25, 90 FR 15930	Replaces WAC 173–400– 230(1)&(6).
2.05	Orders and Hearings	7/15/23	4/16/25, 90 FR 15930
2.06	Appeal of Board Orders	9/1/20	5/10/21, 86 FR 24718	Replaces WAC 173–400–250.
2.10	Severability	9/1/20	5/10/21, 86 FR 24718
2.11	Penalties, Civil Penalties, and Additional Means for Enforcement.	7/15/23	4/16/25, 90 FR 15930	Replaces WAC 173–400– 230(2)&(3).
2.12	Restraining Orders—Injunctions.	7/15/23	4/16/25, 90 FR 15930	Replaces WAC 173–400– 230(4).
8.11	Regulatory Actions and Penalties.	7/15/23	4/16/25, 90 FR 15930

Table 2—Attainment, Maintenance, and Other Plans
State/Local Citation	Title/Subject	State/Local Effective Date	EPA Approval Date
Attainment and Maintenance Planning—Carbon Monoxide
Carbon Monoxide Attainment Plan	Yakima	4/27/79	6/5/80, 45 FR 37821
Carbon Monoxide Maintenance Plan	Yakima	9/26/01	11/01/02, 67 FR 66555
Attainment and Maintenance Planning—Ozone
Ozone Attainment Plan	Vancouver	7/16/82	12/17/82, 47 FR 56497

Editorial Note: For Federal Register citations affecting §52.2470, see the List of CFR Sections Affected.

[78 FR 17110, Mar. 20, 2013; 85 FR 4232, Jan. 24, 2020; 85 FR 10302, Feb. 24, 2020; 85 FR 10983, Feb 26, 2020; 85 FR 22357, April 22, 2020; 85 FR 25306, May 1, 2020; 86 FR 10016, Feb. 18, 2021; 86 FR 10024, Feb. 18, 2021; 86 FR 13658, March 10, 2021; 86 FR 24503, May. 7, 2021; 86 FR 24720, May. 10, 2021; 86 FR 41719, Aug. 3, 2021; 86 FR 61707, Nov. 8, 2021; 87 FR 3435, Jan. 24, 2022; 87 FR 41068, July 11, 2022; 88 FR 54242, Aug. 10, 2023; 88 FR 66691, Sept. 28, 2023; 88 FR 67099, Sept. 29, 2023; 88 FR 89584, Dec. 28, 2023; 89 FR 67164, Aug. 19, 2024; 89 FR 101900, Dec. 17, 2024; 89 FR 105458, Dec. 27, 2024; 90 FR 5694, Jan. 17, 2025; 90 FR 15932, Apr. 16, 2025; 90 FR 19651, May 9, 2025]

['Air Programs']

['Air Quality']

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