§ 52.220a — a Identification Of Plan—In Part

(a) Purpose and scope. This section sets forth a portion of the applicable State implementation plan for the State of California 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 on or prior to the dates listed in this paragraph (b)(1) 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 tables 1 through 39 to paragraph (c) of this section with EPA approval dates after the dates listed in this paragraph (b)(1) have been approved by the EPA for inclusion in the State implementation plan and will be incorporated by reference in the next update to the SIP compilation.

(i) EPA-Approved Statutes and State Regulations. Material listed in table 1 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 1, 2016.

(ii) EPA-Approved California Test Procedures, Test Methods, and Specifications. Material listed in table 2 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 1, 2016.

(iii) EPA-Approved Local Jurisdiction Ordinances and Municipal Code: Coachella Valley Local Jurisdictions, Town of Mammoth Lakes, City of Portola. Material listed in table 3 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(iv) EPA-Approved Amador Air District Regulations. Material listed in table 4 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(v) EPA-Approved Antelope Valley Air Quality Management District Regulations; Los Angeles County Air Pollution Control District Regulations; Southern California Air Pollution Control District Regulations; South Coast Air Quality Management District Regulations (Applicable in Antelope Valley). Material listed in table 5 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(vi) EPA-Approved Bay Area Air Quality Management District Regulations. Material listed in table 6 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(vii) EPA-Approved Butte County Air Quality Management District Regulations. Material listed in table 7 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(viii) EPA-Approved Calaveras County Air Pollution Control District Regulations. Material listed in table 8 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(ix) EPA-Approved Colusa County Air Pollution Control District Regulations. Material listed in table 9 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(x) EPA-Approved Eastern Kern Air Pollution Control District Regulations; Kern County Air Pollution Control District Regulations. Material listed in table 10 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(xi) EPA-Approved El Dorado County Air Quality Management District Regulations. Material listed in table 11 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on April 17, 2025.

(xii) EPA-Approved Feather River Air Quality Management District Regulations; Sutter County Air Pollution Control District Regulations; Yuba County Air Pollution Control District Regulations. Material listed in Table 12 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xiii) EPA-Approved Glenn County Air Pollution Control District Regulations. Material listed in Table 13 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xiv) EPA-Approved Great Basin Unified Air Pollution Control District Regulations. Material listed in Table 14 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xv) EPA-Approved Imperial County Air Pollution Control District Regulations. Material listed in Table 15 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xvi) EPA-Approved Lake County Air Quality Management District Regulations. Material listed in Table 16 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xvii) EPA-Approved Lassen County Air Pollution Control District Regulations. Material listed in Table 17 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xviii) EPA-Approved Mariposa County Air Pollution Control District Regulations. Material listed in Table 18 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xix) EPA-Approved Mendocino County Air Pollution Control District Regulations. Material listed in Table 19 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xx) EPA-Approved Modoc County Air Pollution Control District Regulations. Material listed in Table 20 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxi) EPA-Approved Mojave Desert Air Quality Management District Regulations (District-Wide, Riverside County Portion of District, And San Bernardino County Portion of District). Reserved.

(xxii) EPA-Approved Monterey Bay Air Resources District Regulations. Material listed in Table 22 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxiii) EPA-Approved North Coast Unified Air Quality Management District Regulations; Del Norte County Air Pollution Control District Regulations; Humboldt County Air Pollution Control District Regulations; Trinity County Air Pollution Control District Regulations. Material listed in Table 23 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxiv) EPA-Approved Northern Sierra Air Quality Management District Regulations; Nevada County Air Pollution Control District Regulations; Plumas County Air Pollution Control District Regulations; Sierra County Air Pollution Control District Regulations. Material listed in Table 24 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxv) EPA-Approved Northern Sonoma County Air Pollution Control District Regulations. Material listed in Table 25 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxvi) EPA-Approved Placer County Air Pollution Control District Regulations. Reserved.

(xxvii) EPA-Approved Sacramento Metropolitan Air Quality Management District Regulations. Reserved.

(xxviii) EPA-Approved San Diego County Air Pollution Control District Regulations. Material listed in Table 28 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxix) EPA-Approved San Joaquin Valley Unified Air Pollution Control District Regulations; Fresno County Air Pollution Control District Regulations; Kern County Air Pollution Control District Regulations; Kings County Air Pollution Control District Regulations; Madera County Air Pollution Control District Regulations; Merced County Air Pollution Control District Regulations; San Joaquin County Air Pollution Control District Regulations; Stanislaus County Air Pollution Control District Regulations; Tulare County Air Pollution Control District Regulations. Reserved.

(xxx) EPA-Approved San Luis Obispo County Air Pollution Control District Regulations. Material listed in Table 30 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxxi) EPA-Approved Santa Barbara County Air Pollution Control District Regulations. Material listed in Table 31 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxxii) EPA-Approved Shasta County Air Quality Management District Regulations. Material listed in Table 32 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxxiii) EPA-Approved Siskiyou County Air Pollution Control District Regulations. Material listed in Table 33 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxxiv) EPA-Approved South Coast Air Quality Management District Regulations; Los Angeles County Air Pollution Control District Regulations; Orange County Air Pollution Control District Regulations; Riverside County Air Pollution Control District Regulations; San Bernardino County Air Pollution Control District Regulations. Reserved.

(xxxv) EPA-Approved Tehama County Air Pollution Control District Regulations. Material listed in Table 35 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxxvi) EPA-Approved Tuolumne County Air Pollution Control District Regulations. Material listed in Table 36 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(xxxvii) EPA-Approved Ventura County Air Pollution Control District Regulations. Reserved.

(xxxviii) EPA-Approved Yolo-Solano Air Quality Management District Regulations. Material listed in Table 38 to paragraph (c) of this section was approved by EPA for inclusion in the SIP on June 30, 2025.

(2) EPA Region IX 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 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 EPA Region IX office at 75 Hawthorne Street, San Francisco, CA 94105. To obtain the material, please call (415) 947-8000. You may view this material at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, visit www.archives.gov/federal-register/cfr/ibr-locations or email fr.inspection@nara.gov.

(c) EPA-approved regulations.

Table 1—EPA-Approved Statutes and State Regulations 1

Table 2—EPA-Approved California Test Procedures, Test Methods, and Specifications

Table 3—EPA-Approved Local Jurisdiction Ordinances and Municipal Code: Coachella Valley Local Jurisdictions, Town of Mammoth Lakes, City of Portola

Table 4—EPA-Approved Amador Air District Regulations

Table 5—EPA-Approved Antelope Valley Air Quality Management District Regulations; Los Angeles County Air Pollution Control District Regulations; Southern California Air Pollution Control District Regulations; South Coast Air Quality Management District Regulations

[Applicable in Antelope Valley]

Table 6—EPA-Approved Bay Area Air Quality Management District Regulations

Table 7—EPA-Approved Butte County Air Quality Management District Regulations

Table 8—EPA-Approved Calaveras County Air Pollution Control District Regulations

Table 9—EPA-Approved Colusa County Air Pollution Control District Regulations

Table 10—EPA-Approved Eastern Kern Air Pollution Control District Regulations; Kern County Air Pollution Control District Regulations

Table 11—EPA-Approved El Dorado County Air Quality Management District Regulations

Table 12—EPA-Approved Feather River Air Quality Management District Regulations; Sutter County Air Pollution Control District Regulations; Yuba County Air Pollution Control District Regulations

Table 13—EPA-Approved Glenn County Air Pollution Control District Regulations

Table 14—EPA-Approved Great Basin Unified Air Pollution Control District Regulations

Table 15—EPA-Approved Imperial County Air Pollution Control District Regulations

Table 16—EPA-Approved Lake County Air Quality Management District Regulations

Table 17—EPA-Approved Lassen County Air Pollution Control District Regulations

Table 18—EPA-Approved Mariposa County Air Pollution Control District Regulations

Table 19—EPA-Approved Mendocino County Air Quality Management District Regulations

Table 20—EPA-Approved Modoc County Air Pollution Control District Regulations

Table 21—EPA-Approved Mojave Desert Air Quality Management District Regulations (District-Wide, Riverside County Portion of District, and San Bernardino County Portion of District)

Table 22—EPA-Approved Monterey Bay Air Resources District Regulations

Table 23—EPA-Approved North Coast Unified Air Quality Management District Regulations; Del Norte County Air Pollution Control District Regulations; Humboldt County Air Pollution Control District Regulations; Trinity County Air Pollution Control District Regulations

Table 24—EPA-Approved Northern Sierra Air Quality Management District Regulations; Nevada County Air Pollution Control District Regulations; Plumas County Air Pollution Control District Regulations; Sierra County Air Pollution Control District Regulations

Table 25—EPA-Approved Northern Sonoma County Air Pollution Control District Regulations

Table 26—EPA-Approved Placer County Air Pollution Control District Regulations

Table 27—EPA-Approved Sacramento Metropolitan Air Quality Management District Regulations

Table 28—EPA-Approved San Diego County Air Pollution Control District Regulations

Table 29—EPA-Approved San Joaquin Valley Unified Air Pollution Control District Regulations; Fresno County Air Pollution Control District Regulations; Kern County Air Pollution Control District Regulations; Kings County Air Pollution Control District Regulations; Madera County Air Pollution Control District Regulations; Merced County Air Pollution Control District Regulations; San Joaquin County Air Pollution Control District Regulations; Stanislaus County Air Pollution Control District Regulations; Tulare County Air Pollution Control District Regulations

Table 30—EPA-Approved San Luis Obispo County Air Pollution Control District Regulations

Table 31—EPA-Approved Santa Barbara County Air Pollution Control District Regulations

Table 32—EPA-Approved Shasta County Air Quality Management District Regulations

Table 33—EPA-Approved Siskiyou County Air Pollution Control District Regulations

Table 34—EPA-Approved South Coast Air Quality Management District Regulations; Los Angeles County Air Pollution Control District Regulations; Orange County Air Pollution Control District Regulations; Riverside County Air Pollution Control District Regulations; San Bernardino County Air Pollution Control District Regulations

Table 35—EPA-Approved Tehama County Air Pollution Control District Regulations

Table 36—EPA-Approved Tuolumne County Air Pollution Control District Regulations

Table 37—EPA-Approved Ventura County Air Pollution Control District Regulations

Table 38—EPA-Approved Yolo-Solano Air Quality Management District Regulations

(d) EPA-approved source-specific requirements.

(e) EPA-approved California nonregulatory provisions and quasi-regulatory measures.

Table 1—General Provisions of California State Implementation Plan (SIP); Infrastructure and Regional Haze SIPs; Materials Related to the Prevention of Significant Deterioration (PSD) Program; and Compliance Schedules

Table 2—1994 California Ozone Plan—State and Local Measures; Vehicle Inspection and Maintenance (I/M) Program SIPs; Gasoline and Diesel Fuel Provisions and Related Test Methods; Base Year Emission Inventory and VMT Offset Demonstration Ozone SIPs; Pesticide-Related SIPs; Multi-Area Ozone Plan Elements; and Multi-Area Carbon Monoxide Maintenance Plans

Table 3—Great Basin Valleys, Mojave Desert and Salton Sea Air Basins

Table 4—Lake County, Lake Tahoe, Mountain Counties, North Coast, Northeast Plateau and Sacramento Valley Air Basins

Table 5—North Central Coast Air Basin

Table 6—San Diego Air Basin

Table 7—San Francisco Bay Area Air Basin

Table 8—San Joaquin Valley Air Basin

Table 9—South Central Coast Air Basin

Table 10—South Coast Air Basin