(15-day) Proposed Amendments to the Advanced Clean Fleets and Low Carbon Fuel Standard Regulations

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Comment From: Midpeninsula Regional Open Spa... (Joshua Hugg)

4/16/26 @ 5:40 PM
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Comment From: City of Concord (Justin Ezell)

4/16/26 @ 5:24 PM
City of Concord is opposed to these amendments; please see attached letter of opposition.
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Comment From: West Valley Water District (Socorro Pantaleon)

4/16/26 @ 5:20 PM
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Comment From: Brett Sanders (Brett Sanders)

4/16/26 @ 5:05 PM
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Comment From: City of Loma Linda (T. Jarb Thaipejr)

4/16/26 @ 5:05 PM
April 16, 2026

The Honorable Lauren Sanchez
Chair, California Air Resources Board
1001 I Street
Sacramento, CA 95814

RE: Advanced Clean Fleets 15-Day Comment Period Response

Dear Chair Lauren Sanchez and the Members of the California Air Resour...
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Comment From: Truckee Donner Public Utility ... (Steven Poncelet)

4/16/26 @ 5:05 PM
Please find the uploaded comments From Truckee Donner Public Utility District on the CARB April 2, 2026, 15-day Notice of Modified Text for the Advanced Clean Fleets regulation. TDPUD also supports the joint comments submitted by CMUA, NCPA, and SCPP...
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Comment From: Monte Vista Water District (Kelley Donaldson)

4/16/26 @ 4:55 PM
Please see attached letter with comments on proposed amendments to the Advanced Clean Fleet regulation.
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Comment From: City of Seal Beach (Lauren Barich)

4/16/26 @ 4:49 PM
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Comment From: Tehama Conservation Fund & El ... (Kristen Lamkin)

4/16/26 @ 4:39 PM
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Comment From: City of Menifee (Philip Southard)

4/16/26 @ 4:36 PM
Please see the attached letter on behalf of the City of Menifee regarding the proposed amendments to the Advanced Clean Fleets (ACF) and Low Carbon Fuel Standard (LCFS) regulations.

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Comment From: Imperial Irrigation District (Jennifer Goodsell)

4/16/26 @ 4:31 PM
Please accept this updated comment letter from Imperial Irrigation District. Thank you.
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Comment From: City of Upland (Darren Chan)

4/16/26 @ 4:27 PM
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Comment From: City of Sacramento (Consuelo Hernandez)

4/16/26 @ 4:17 PM
Attached please find a letter from the City of Sacramento regarding the proposed amendments to the Advanced Clean Fleets regulation.
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Comment From: Eastern Municipal Water Distri... (Pacal Cornejo-Reynoso)

4/16/26 @ 4:12 PM
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Comment From: Janet Jernigan (Janet Jernigan )

4/16/26 @ 3:55 PM
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Comment From: Garrett Toy

4/16/26 @ 3:48 PM
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Comment From: California Fuels and Convenien... (Gebriel Saleh)

4/16/26 @ 3:46 PM
Please see attached regarding CFCA's comments.
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Comment From: City of San Marcos (Michelle Bender)

4/16/26 @ 3:35 PM
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Comment From: City of Pico Rivera (Jesus Garcia)

4/16/26 @ 3:22 PM
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Comment From: City of Palm Desert (Anthony Mejia)

4/16/26 @ 3:00 PM
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Comment From: Fresno Irrigation District (Bill Stretch)

4/16/26 @ 3:00 PM
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Comment From: Sweetwater Authority (Michelle Musgrave)

4/16/26 @ 2:51 PM
Please see the uploaded response document for comments from Sweetwater Authority.
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Comment From: Brian Weber (Brian Weber)

4/16/26 @ 2:35 PM
San Mateo County Mosquito and Vector Control District supports California's emissions‑reduction goals but remains concerned that the Advanced Clean Fleets (ACF) and Low Carbon Fuel Standard (LCFS) requirements continue to create unintended challenges...
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Comment From: California Waste Haulers Counc... (Luis Sanchez)

4/16/26 @ 2:27 PM
California Air Resources Board
1001 I Street
Sacramento, CA 95814

Comments on 15-Day Modifications to the Advanced Clean Fleets Regulation
Docket: ACF 15-Day Change Package (Released April 2, 2026)

Chair Sanchez and Members of the Board:
On behalf ...
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Comment From: Modesto Irrigation District (Dana Ferreira)

4/16/26 @ 2:03 PM
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Comment From: Cucamonga Valley Water Distric... (Eric Grubb)

4/16/26 @ 1:43 PM
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Comment From: Liz Pharis (Kristin Griffith)

4/16/26 @ 1:41 PM
The City of Brea pursues environmentally sound strategies to decarbonize our community. However, we must also ensure the uninterrupted delivery of critical public services. As currently structured, the proposed modifications do not adequately account...
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Comment From: Damon Conklin (Damon Conklin)

4/16/26 @ 1:30 PM
Dr. Steven Cliff
Executive Officer
California Air Resources Board
1001 I Street
Sacramento, CA 95814

RE: Strong Opposition to 15-Day Proposed Amendments to the Advanced Clean Fleets (ACF) Regulation – Unlawful Expansion of Local Government Obligatio...
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Comment From: Union Public Utility District (Jessica Self)

4/16/26 @ 1:21 PM
See attached letter.
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Comment From: Alameda County Water District (Robert Marsheck)

4/16/26 @ 1:01 PM
Please see attached letter requesting fleet vehicles utilized by Water Agencies be categorically exempted in same manner as those in part(c) of section 2013 of title 13. Thank you.
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Comment From: Santa Margarita Water District (Alyson Piguee)

4/16/26 @ 12:40 PM
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Comment From: Pixley Irrigation District (Mark Greenall)

4/16/26 @ 12:25 PM
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Comment From: Lower Tule River Irrigation Di... (Mark Greenall)

4/16/26 @ 12:23 PM
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Comment From: Imperial Irrigation District (Jennifer Goodsell)

4/16/26 @ 12:17 PM
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Comment From: City of Los Alamitos (Ron Noda)

4/16/26 @ 12:15 PM
The City of Los Alamitos is submitting the attached comment letter regarding the proposed 15-day modification to the Advanced Clean Fleet regulations. While the City fully supports statewide decarbonization goals and continues to implement meaningful...
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Comment From: Fresno Mosquito and Vector Con... (Ryan McNeil)

4/16/26 @ 12:03 PM
Please see attached letter, thank you.
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Comment From: City of Highland (Carlos Zamano)

4/16/26 @ 11:49 AM
Response letter is attached regarding the proposed amendments to the Advanced Clean Fleets and Low Carbon Fuel for consideration by Chair Lauren Sanchez and the Members of the California Air Resources Board. Respectfully submitted by Carlos Zamano, ...
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Comment From: City of Stanton (David Shawver)

4/16/26 @ 11:24 AM
April 16, 2026

The Honorable Lauren Sanchez
Chair, California Air Resources Board
1001 I Street
Sacramento, CA 95814

SUBJECT: Advanced Clean Fleets 15-Day Comment Period Response

Dear Chair Lauren Sanchez and the Members of the California Air Res...
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Comment From: Mt. View Sanitary District (Lilia Corona)

4/16/26 @ 11:14 AM
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Comment From: Nevada County (Josh Hylinski)

4/16/26 @ 11:09 AM
Nevada County recognizes the intent of CARBs Advanced Clean Fleets Rule (ACF) to reduce emissions and transition fleets toward cleaner technologies with reduced emissions. However, compliance presents significant operational and financial hardships f...
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Comment From: John Levi

4/16/26 @ 11:02 AM
You must exempt a broader range of emergency vehicles so that California can respond to emergencies especially when the power is out. Support vehicles such as trucks that tow fuel to water pumps must be exempt. We need vehicles that can operate aroun...
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Comment From: City of Roseville (Noelle Mattock)

4/16/26 @ 9:43 AM
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Comment From: San Joaquin County Mosquito & ... (Omar Khweiss)

4/16/26 @ 9:29 AM
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Comment From: Albion-Little River Fire Prote... (Michael Rees)

4/16/26 @ 9:24 AM
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Comment From: Inland Empire Utilities Agency (Joe Sturges)

4/16/26 @ 9:15 AM
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Comment From: Garth Schultz

4/16/26 @ 8:45 AM
While I am in support of fleet electrification generally, and believe it is appropriate for governments to take action to reduce greenhouse gas emissions, having studied this issue professionally I am very concerned about the near term cost and opera...
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Comment From: City of Vacaville Public Works... (Courtney Lee)

4/16/26 @ 7:14 AM
The City of Vacaville Public Works Department appreciates the opportunity to provide input on the proposed modified text for the Advanced Clean Fleet regulation. We submit the attached comments in good faith to assist CARB in developing regulatory la...
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Comment From: Placer County Water Agency (Anthony Firenzi)

4/15/26 @ 4:36 PM
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Comment From: Mesa Water District (Stacy Taylor)

4/15/26 @ 4:25 PM
Mesa Water District (Mesa Water) respectfully submits the attached response to the CARB ACF 15-Day Comment Draft, specifically to request amendments to the ACF exemptions to allow our vehicles that support emergency services to continue serving our c...
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Comment From: City of Fremont (Anthony Choi)

4/15/26 @ 4:08 PM
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Comment From: Town of Discovery Bay (Dina Breitstein)

4/15/26 @ 4:02 PM
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Comment From: City of Folsom (Justin Raithel)

4/15/26 @ 3:48 PM
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Comment From: TEHAMA COUNTY BOARD OF SUPERVI... (TEHAMA COUNTY)

4/15/26 @ 3:42 PM
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Comment From: City of Buena Park (Mayor Connor Traut )

4/15/26 @ 3:28 PM
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Comment From: City of Citrus Heights (Danielle Jones)

4/15/26 @ 3:25 PM
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Comment From: Soquel Creek Water District (Melanie Schumacher)

4/15/26 @ 3:07 PM
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Comment From: City of Mountain House (Andy Su)

4/15/26 @ 3:07 PM
Please see attached letter
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Comment From: Union Sanitary District (Jose Rodrigues)

4/15/26 @ 2:53 PM
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Comment From: Utility Global Inc. (Cory Shumaker)

4/15/26 @ 2:41 PM
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Comment From: Fern Valley Water District (Victor Jimenez)

4/15/26 @ 1:50 PM
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Comment From: Mountain Counties Water Resour... (Justin Caporusso)

4/15/26 @ 1:44 PM
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Comment From: Fire Chief Napier

4/15/26 @ 12:49 PM
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Comment From: Paradise Irrigation District (Kevin Phillips)

4/15/26 @ 12:10 PM
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Comment From: East Orange County Water Distr... (David Youngblood)

4/15/26 @ 11:38 AM
Local agencies like ours continue to do our part in achieving the State's climate and emissions goals. Our proposed amendments will enable us to better meet this challenge and effectively navigate the current Advanced Clean Fleets (ACF) mandates and ...
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Comment From: San Diego County Water Authori... (Daniel Gaytan)

4/15/26 @ 10:32 AM
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Comment From: Henry Miller Reclamation Distr... (John Wiersma)

4/15/26 @ 10:19 AM
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Comment From: PW Henderson (PW Henderson)

4/15/26 @ 10:13 AM
We agree with the bulk of the regulations. The timeframe seems reasonable. No reason for emergency support vehicles to poison breathing air as they drive to a site. Ridiculous that there is any pushback on this. Fleets that are purposely "deletin...
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Comment From: Ben Dewell – Director, S... (Ben Dewell)

4/15/26 @ 10:12 AM
Clerk of the Board
California Air Resources Board 1001 I Street
Sacramento, CA 95814
RE: Advanced Clean Fleets 15-Day Comment Period Response
Chair Lauren Sanchez and the Members of the California Air Resources Board:

April 15, 2026

We greatly appr...
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Comment From: Councilmember Drew Bessinger (Drew Bessinger)

4/15/26 @ 9:41 AM
Please find attached the written comment from Clovis City Councilmember Drew Bessinger.
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Comment From: Palmdale Water District (Judy Shay)

4/15/26 @ 9:40 AM
Palmdale Water District (PWD) greatly appreciates the time and effort that has gone into the 15-day comment draft that has been published for public comment. While the goals of these regulations are laudable, the reality remains that we cannot safely...
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Comment From: City of Los Alamitos (Eleanor Granflor)

4/15/26 @ 9:25 AM
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Comment From: Stallion Springs CSD (jeff stock)

4/15/26 @ 9:23 AM
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Comment From: Tahoe City Public Utility Dist... (Dan Lewis)

4/15/26 @ 9:10 AM
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Comment From: Stallion Springs Community Ser... (Laura Lynne Wyatt)

4/15/26 @ 9:09 AM
We respectfully request that you amend the ACF exemptions to allow our vehicles that support emergency services to continue serving our communities when we need them most.
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Comment From: Rincon del Diablo Municipal Wa... (Jeff Umbrasas)

4/15/26 @ 9:03 AM
Please find the attached Comment Period Response Letter from Rincon del Diablo Municipal Water District, respectfully requesting amendments to ACF exemptions to include various water and wastewater vehicles that respond to emergencies and disasters. ...
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Comment From: City of Tulare (Melissa Wilcox)

4/15/26 @ 6:47 AM
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Comment From: Leucadia Wastewater District (Paul J. Bushee)

4/15/26 @ 12:00 AM
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Comment From: Beaumont-Cherry Valley Water D... (Dan Jaggers)

4/15/26 @ 12:00 AM
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Comment From: Crestline Lake Arrowhead Water... (Jennifer Spindler)

4/14/26 @ 4:29 PM
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Comment From: City of Kerman, Fresno County (John Jansons)

4/14/26 @ 4:01 PM
To prevent unintended consequences that could jeopardize life, property, and essential services, we respectfully urge the Board to reject these newly proposed mandates on cities and rather request that CARB establish clear, categorical exemptions, co...
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Comment From: Inverness Public Utility Distr... (Shelley Redding)

4/14/26 @ 3:19 PM
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Comment From: El Dorado Irrigation District (Pravani Vandeyar)

4/14/26 @ 3:14 PM
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Comment From: City of Cypress (Jason Machado)

4/14/26 @ 2:09 PM
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Comment From: Big Bear City Community Servic... (Glenn Jacklin)

4/14/26 @ 1:30 PM
Big Bear City Community Services District respectfully requests that you consider the proposed exemptions for emergency support vehicles. Please include this letter as part of the growing number of comments from local agencies supporting the Californ...
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Comment From: Fallbrook Public Utility Distr... (Jack Bebee)

4/14/26 @ 1:28 PM
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Comment From: Helen Barber

4/14/26 @ 11:47 AM
None of these changes are going to make California safer for Californians.Most Californians reject these ridiculous standards as a whole. The elected officials arent doin the bidding of the people. Theyre doing the bidding of special interests. Every...
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Comment From: Ca Special Districts Assoc, Ca... (Brittney Barsotti)

4/14/26 @ 11:17 AM



April 14, 2026
Clerk of the Board
California Air Resources Board
1001 I Street, Sacramento, CA 95814

To Chair Lauren Sanchez and the Members of the California Air Resources Board:
RE: Advanced Clean Fleets Regulation 15-Day Amendment Comme...
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Comment From: City of Encinitas/ San Dieguit... (Isam Hireish)

4/14/26 @ 11:07 AM
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Comment From: North Tahoe Public Utility Dis... (Bradley Johnson)

4/14/26 @ 10:40 AM
April 14, 2026

Clerk of the Board
California Air Resources Board
1001 I Street
Sacramento, CA 95814

RE: Advanced Clean Fleets 15-Day Comment Period Response

Chair Lauren Sanchez and the Members of the California Air Resources Board:

On behal...
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Comment From: Burbank Paradise Fire Departme... (Chief Peter Golling)

4/14/26 @ 9:52 AM
Burbank Paradise Fire Protection District
Stanislaus County, California

Date: 4/14/2026

To: California Air Resources Board (CARB)
Subject: URGENT: Request for Full Emergency Vehicle Exemption – Advanced Clean Fleets Regulation

Dear Members of the ...
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Comment From: Kern Mosquito and Vector Contr... (La Thao)

4/14/26 @ 9:26 AM
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Comment From: West Stanislaus County Fire Pr... (Jeff Frye)

4/14/26 @ 9:22 AM
April 14, 2026

Clerk of the Board
California Air Resources Board
1001 I Street
Sacramento, CA 95814

RE: Advanced Clean Fleets 15-Day Comment Period Response

Chair Lauren Sanchez and the Members of the California Air Resources Board:

We great...
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Comment From: Leann Verdick (Leann Verdick)

4/14/26 @ 9:06 AM
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Comment From: Bryan Bravo

4/14/26 @ 8:48 AM
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Comment From: County of Riverside Transporta... (Richard Miller)

4/14/26 @ 7:53 AM
I would like to see some consideration for counties due to the square miles (7200) they need to cover and the lack of range on class 6,7,8 trucks. One more note, the only "in production" BEV pickup has a 5'11" and the Max range battery combination pa...
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Comment From: Honey Lake Valley Resource Con... (Kelsey Siemer)

4/13/26 @ 5:24 PM
Please see attached letter.
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Comment From: Ronald Berg

4/13/26 @ 5:16 PM
04/13/26

Clerk of the Board
California Air Resources Board
1001 I Street
Sacramento, CA 95814

RE: Advanced Clean Fleets 15-Day Comment Period Response

Chair Lauren Sanchez and the Members of the California Air Resources Board:

The 15-day com...
No attachments

Comment From: Michael Thornton

4/13/26 @ 4:41 PM
Vehicles supporting water and wastewater operations are essential for protecting public health, safety, and environmental compliance, particularly during emergencies such as system failures, flooding, and contamination events. These vehicles must be ...
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Comment From: East Niles Community Services ... (Timothy Ruiz)

4/13/26 @ 4:14 PM
See attached letter.
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Comment From: City of Oceanside (Terry Gorman Brown)

4/13/26 @ 4:06 PM
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