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September 25, 2025, Board Meeting Agenda

Contacto

California Environmental Protection Agency
1001 I Street, Sacramento, California 95814
Byron Sher Auditorium, 2nd Floor
Webcast (Livestream/Watch Only)

Zoom Webinar: Register
Phone Number: (669) 900-6833
Webinar ID: 817 7638 1780

The September 25, 2025, meeting of the California Air Resources Board (CARB or Board) will be held at 1001 I Street in Sacramento, with remote participation also available. This facility is accessible to persons with disabilities and by public transit. For transit information, call (916) 321-BUSS (2877) or visit http://sacrt.com/. 

To only watch the Board Meeting and not provide verbal comments, please view the webcast. If you do not wish to provide oral comments, we strongly recommend watching the webcast as this will free up space on the webinar for those who are providing oral comments. Please do not view the webcast and then switch over to the webinar to comment as the webcast will have a time delay; instead, register to participate via the Zoom webinar.

Public Comment Guidelines and Information

The Board will set a two-minute time limit on oral comments; however, the amount of time could change at the Chair’s discretion. In-person speakers signed up to comment will be called upon first, followed by public Zoom and phone participants wishing to comment. The Chair may close speaker sign-ups 30 minutes after the public comment portion of an item has begun.

Please note that under the California Public Records Act (Gov. Code, § 7920.000 et seq.), your written and oral comments, attachments, and associated contact information (e.g., your address, phone, email, etc.) become part of the public record and can be released to the public upon request.

Spanish interpretation will be available for the September 25 Board Meeting

Thursday, September 25, 2025 @ 9:00 a.m.

The following agenda items may be heard in a different order at the Board Meeting.

Hard copies of the Public Agenda and Proposed Resolutions (when applicable) will be provided at the meeting; copies of all other documents linked below will only be available upon request.

Consent Items:

25-6-1: Public Meeting to Consider Proposed Research Contract with the University of California, Berkeley, Titled "Laboratory and Community Evaluation of Advanced Portable Air Cleaners and HVAC Filters for Indoor Gas Pollutants"

The Board will consider approval of the research proposal that aims to assess the efficacy of a variety of air cleaning technologies for removing gaseous and odorous pollutants from indoor air. This item is being presented to the Board due to the contract amount and to satisfy Government Code section 1091 requirements since a Board member is affiliated with UC Berkeley.

25-6-2: Public Meeting to Consider Proposed Research Contract with the University of California, Irvine, Titled "Improving Estimates of CO2 and CH4 Emissions from Southern California Coastal Wetlands and BVOC Emission Estimates from All California Landscapes"

The Board will consider approval of the research proposal that aims to quantify the fluxes of greenhouse gases from southern California coastal wetlands and biogenic volatile organic compounds from California landscapes to inform climate adaptation and air quality mitigation strategies.

25-6-3: Public Meeting to Consider Proposed Research Contract with the University of California, Davis, Titled "Accelerated Evaluation of Ambient PM2.5 in Regions Affected by the 2024 NAAQS Update"

The Board will consider approval of the research proposal that aims to expand CARB's high resolution PM2.5 measurement efforts using advanced Aerosol Chemical Speciation Monitors (ACSMs) in the non-attainment areas throughout California to address the U.S. Environmental Protection Agency’s new annual PM2.5 National Ambient Air Quality Standards (NAAQS) criteria of 9 µg/m³.

25-6-4: Public Meeting to Consider Proposed Research Contract with the University of California, Davis, Titled "Assessing Long-Term Health Effects of Wildfire Smoke Exposure: Insights from an Established Birth Cohort Study"

The Board will consider approval of the research proposal that aims to address knowledge gaps on the long-term health effects of wildfire smoke and to assess how outcomes may vary among sensitive groups.

25-6-5: Public Meeting to Consider Proposed Research Contract with the University of California, Riverside, Titled "Improving Commercial Cooking Emissions Estimates in California"

The Board will consider approval of the research proposal that aims to update restaurant activity data and emission factors from various commercial cooking emission processes by conducting controlled laboratory measurements over the next three years.

Discussion Items:

25-6-6: Public Meeting to Consider Two Proposed New Members for the California Air Resources Board's Research Screening Committee

The Board will hear an overview and consider a resolution to approve the appointment of two new members of the CARB Research Screening Committee (RSC).

25-6-7: Public Meeting to Consider the Proposed Five-Year Strategic Research Plan for 2025-2030

The Board will consider approval of the Proposed Five-Year Strategic Research Plan for 2025-2030, which reflects a concerted effort to identify CARB's priority research initiatives and will provide a strategic framework for funding research projects over the next five years.

25-6-8: Public Hearing to Consider Proposed Amendments to the Advanced Clean Fleets and Low Carbon Fuel Standard Regulations

The Board will consider amendments to the Advanced Clean Fleets regulation, including a repeal of requirements affecting federal and private fleets, and an amendment to the Low Carbon Fuel Standard regulation.

Closed Session

The Board may hold a closed session as authorized by Government Code section 11126(e) to confer with, and receive advice from, its legal counsel regarding the following pending litigation, potential litigation on additional challenges to federal decisions regarding waivers and authorizations, and other matters as authorized by Government Code section 11126(e)(2)(B) or (C):

American Free Enterprise Chamber of Commerce v. Engine Manufacturers Association, et al. (United States District Court Northern District of Illinois, Western Division, Case No. 3:24-cv-50504)

American Free Enterprise Chamber of Commerce, et al. v. Steven S. Cliff, et al. (United States District Court, Eastern District of California, Sacramento Division, Case No. 2:24-cv-00988-KJM-JDP)

American Free Enterprise Chamber of Commerce v. U.S. Environmental Protection Agency (United States Court of Appeals, Ninth Circuit, Case No. 25-89)

American Free Enterprise Chamber of Commerce v. U.S. Environmental Protection Agency (United States Court of Appeals, Ninth Circuit, Case No. 25-106)

American Fuel & Petrochemical Manufacturers and Energy Marketers of America v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia, Case No. 25-1481 D.C. Circuit Court of Appeals, Case No. 25-1084); Outdoor Power Equipment Institute v. U.S. Environmental Protection Agency (United States Court of Appeals, Ninth Circuit, Case. No. 25-881)

American Fuel & Petrochemical Manufacturers and the American Waterways Operators v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 25-1088) and American Fuel & Petrochemical Manufacturers and the American Waterways Operators v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, Ninth Circuit, Case No. 25-1615)

American Fuel & Petrochemical Manufacturers v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia Circuit, Case No. 25-1089 United States Court of Appeals, Ninth Circuit, Case No. 25-1614)

Association of American Railroads, et al. v. Randolph, et al. (United States District Court, Eastern District of California, Sacramento Division, Case No. 2:23-cv-01154-JAM-JDP)

California Air Resources Board v. Noil Energy Group, Inc. and Speedy Fuel Inc. (Los Angeles County Superior Court, Case No. 2OSTCV30142 and Los Angeles County Superior Court, Case No. 2OSTCV30292; California Court of Appeal, Second District, Case No. B339478)

California Trucking Association v. California Air Resources Board (United States District Court, Eastern District of California, Case No. 2:23‑cv‑02333‑TLN‑CKD)

Chamber of Commerce of the United States et al. v. California Air Resources Board, et al. (United States District Court, Central District of California, Case No. 2:24‑cv‑00801)

City of Los Angeles, acting by and through its Department of Water and Power v. California Air Resources Board (Los Angeles County Superior Court, Case No. 24STCP01428)

Committee for a Better Arvin, et al v. U.S. Environmental Protection Agency (United States Court of Appeals, Ninth Circuit, Case No. 24-7270)

Commonwealth of Kentucky, et al. v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia Circuit, Case No. 24-1050)

Commonwealth of Kentucky, et al. v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 24-1087)Communities for a Better Environment v. California Air Resources Board, et al. (Fresno County Superior Court, Case No. 24CECG05430); Defensores del Valle Central para el Aire y Agua Limpio et al. v. California Air Resources Board, et al. (Fresno County Superior Court, Case No. 24CECG05508); Growth Energy v. California Air Resources Board, et al. (Fresno County Superior Court, Case No. 24CECG05514)

Daimler, et al. v. California Air Resources Board, et al.(United States District Court, Eastern District of California, Case No. 2:25-at-01037)

Diamond Alternative Energy, LLC, et al., v. U.S. Environmental Protection Agency (United States Supreme Court, Case No. 24-7, certiorari granted from Ohio, et al., v. U.S. Environmental Protection Agency, et al. (United States United States Court of Appeals, District of Columbia Circuit, Case No. 22-1081, consolidated with Case Nos. 22-1083, 22-1084, and 22-1085).

Environmental Defense Fund, et al. v. Andrew Wheeler, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 20-1360)

Friends of Oceano Dunes, Inc. v. California Air Resources Board, et al. (San Luis Obispo County Superior Court, Case No. 17CV-0576) and Friends of Oceano Dunes, Inc. v. California Air Resources Board, et al. (United States District Court, Central District of California, Case No. 2:17-cv-8733)

Government Accountability and Oversight v. California Air Resources Board (Sacramento County Superior Court, Case No. 24CV012372)

GreenPower Motor Company, Inc. v. California Air Resources Board (Sacramento County Superior Court, Case No. 23WM000083)

Natural Resources Defense Council v. National Highway Traffic Safety Admin., et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 22-1080, consolidated with Case Nos. 22-1144 and 22-1145)

Outdoor Power Equipment Institute v. U.S. Environmental Protection Agency (United States Court of Appeals, Ninth Circuit, Case Nos. 25-881 and 25-1481)

People v. Southern California Gas Company (Los Angeles County Superior Court, Case No. BC602973)

Ryan Murray Partners, Inc. v. California Air Resources Board (Superior Court of California, County of Sacramento, Case No. 25CV005264)

South Coast Air Quality Management District v. City of Los Angeles, et al. (Los Angeles County Superior Court, Case No. 20STCP02985; transferred to San Diego County Superior Court, Case No. 37 2021 00023385 CU TT CTL; California Court of Appeal, Fourth Appellate District, Div. 1, Case. No. D080902)

Specialty Equipment Market Association, et al. v. California Air Resources Board, et al. (United States District Court, Eastern District of California, Sacramento Division, Case No. 2:24-cv-02771-TLN-AC)

State of California, et al. v. David Bernhardt, et al. (United States District Court, Northern District of California, 472 F. Supp. 3d 573 (N.D. Cal. 2020) Case No. 3:18-cv-5712-DMR; BLM, Wyoming, and industry appeal to United States Court of Appeals, Ninth Circuit, Case No. 20-16793)

State of California, et al. v. United States, et al. (United States District Court, Northern District of California, Case No. 4:25-cv-04966)

State of California v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia Circuit, Case No. 21-1034, consolidated with California Communities Against Toxics, et al. v. U.S. Environmental Protection Agency, Case No. 21-1024)

State of California, et al. v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 21-1014)

State of California, et al. v. Wheeler, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 20-1167; consolidated under No. 20-1145, with Nos. 20‑1168, 20-1169, 20-1173, 20-1174, 20-1176, and 20-1177.)

State of Nebraska, et al. v. Steven S. Cliff, et al. (United States District Court, Eastern District of California, Case No. 2:24-cv-01364-TLN-CKD)

State of Nebraska, et al. v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 24-1129; consolidated with Case Nos. 24-1133, 24-1157, 24-1207, 24-1208, 24-1209, 24-1210, and 24-1214)

State of New York, et al. v. U. S Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 21-1028)

State of North Dakota v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia Circuit, Case No. 15-1381)

State of North Dakota, et al. v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 16-1242)

State of Texas, et al. v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 22-1031 consolidated with Case Nos. 22-1032, 22-1033, 22-1034, 22-1035, 22-1036, 22-1038)

State of Texas, et al. v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 24-1054)

State of West Virginia, et al. v. U.S. Environmental Protection Agency, et al. (United States Court of Appeals, District of Columbia Circuit, Case No. 24-1120)

State of West Virginia, et al. v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia Circuit, Case No. 24-1009)

The Two Hundred for Homeownership, Robert Apodaca, and Jose Antonio Ramirez v. California Air Resources Board, et al. (United States District Court, Eastern District of California, Fresno, Case No. 1:22-cv-01474-KES-BAM)

Western Propane Gas Association v. California Air Resources Board, et al. (Fresno County Superior Court, Case No. 24CECG03716)

Western States Petroleum Association v. California Air Resources Board, et al. (Fresno County Superior Court, Case No. 22CECG03603)

Western States Petroleum Association v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia Circuit, Case No. 25-1080)

Western States Petroleum Association v. California Air Resources Board (Fresno County Superior Court, Case No. 23CECG02976)

Western States Trucking Association v. California Air Resources Board (Fresno County Superior Court, Case No. 23CECG02964)

Western States Trucking Association, Inc. and Construction Industry Air Quality Coalition, Inc. v. U.S. Environmental Protection Agency (United States Court of Appeals, District of Columbia Circuit, Case No. 23-1148)

Opportunity for Members of the Board to Comment on Matters of Interest

Board members may identify matters they would like to have noticed for consideration at future meetings and comment on topics of interest; no formal action on these topics will be taken without further notice.

Open Session to Provide an Opportunity for Members of the Public to Address the Board on Subject Matters within the Jurisdiction of the Board

Although no formal Board action may be taken, the Board is allowing an opportunity to interested members of the public to address the Board on items of interest that are within the Board’s jurisdiction, but that do not specifically appear on the agenda. Each person will be allowed a maximum of two minutes to ensure that everyone has a chance to speak. The public will also have an opportunity to submit written comments for open session the morning of the Board Meeting.

Other Information

Submit Comments Electronically the Day of the Board Meeting

View Submitted Comments

Please Note: PowerPoint presentations to be displayed during public comment at the Board meeting must be electronically submitted via email to the Clerks’ Office at cotb@arb.ca.gov no later than noon on the business day prior to the scheduled Board Meeting.

If you have any questions, please contact the Clerks’ Office:

1001 I Street, 6th Floor, Sacramento, California 95814

cotb@arb.ca.gov or (916) 322-5594

CARB Homepage: www.arb.ca.gov

Special Accommodation Request

Consistent with California Government Code section 7296.2, special accommodation or language needs may be provided for any of the following:

  • An interpreter to be available at the hearing;
  • Documents made available in an alternate format or another language;
  • A disability-related reasonable accommodation.

To request these special accommodations or language needs, please contact the Clerks’ Office at cotb@arb.ca.gov or at (916) 322-5594 as soon as possible, but no later than 7 business days before the scheduled Board hearing. TTY/TDD/Speech to Speech users may dial 711 for the California Relay Service.

Acomodación Especial

Consecuente con la sección 7296.2 del Código de Gobierno de California, una acomodación especial o necesidades lingüísticas pueden ser suministradas para cualquiera de los siguientes:

  • Un intérprete que esté disponible en la audiencia;
  • Documentos disponibles en un formato alterno u otro idioma;
  • Una acomodación razonable relacionados con una incapacidad.

Para solicitar estas comodidades especiales o necesidades de otro idioma, por favor contacte la oficina del Consejo al (916) 322-5594 o por correo electronico al cotb@arb.ca.gov lo más pronto posible, pero no menos de 7 días de trabajo antes del día programado para la audiencia del Consejo. TTY/TDD/Personas que necesiten este servicio pueden marcar el 711 para el Servicio de Retransmisión de Mensajes de California.