Unpacking California's 2024 Zero Emission Fleet Mandate
Propel: The road to zero emissions in Oxford, UK
On June 12, 2025, President Trump delivered on his promise to ease the aggressive push led by California and other states to mandate a transition to electric vehicles. At a White House signing ceremony, Trump signed three...more
The Trump administration is taking steps to challenge California’s authority to set stricter vehicle emissions standards by targeting state rules that mandate the sale of zero-emission vehicles (ZEVs). Last Friday, U.S....more
California’s Air Resources Board (CARB) on Jan. 13 sent a letter to withdraw its request to the Environmental Protection Agency pursuant to Sections 209(b) of the Clean Air Act (CAA) for a federal waiver that would require...more
In California Natural Gas Vehicle Coalition v. State Air Resources Board, 105 Cal. App. 5th 304 (2024), the court upheld the Advanced Clean Trucks Regulation (“Regulation”), holding that the California Air Resources Board did...more
On September 11, 2024, the U.S. Environmental Protection Agency (“EPA”) approved under the Clean Air Act (“CAA”) an indirect source rule that is intended to reduce emissions associated with warehouses located within the South...more
A group of 24 Republican AGs submitted comments urging the EPA to deny California’s request for a preemption waiver for its Advanced Clean Fleets Regulation, which requires certain vehicle fleets to incorporate zero-emitting...more
A California appellate panel has handed environmental and community groups a legal victory in their decades-long dispute with the Port of Los Angeles over its failure to enforce air pollution controls at China Shipping's...more
Next week marks the first compliance deadline for “high priority fleets” under California’s Advanced Clean Fleets (ACF) regulation. Under the rule, by February 1, 2024, companies that own or direct fleets of vehicles for...more
The California Air Resources Board (“CARB”) reviews the state’s Low Carbon Fuel Standard (“LCFS”) program every five years as part of the broader scoping plan required under the California Global Warming Solutions Act. On...more
California has seen significant growth in the adoption of zero-emission vehicles and charging infrastructure in recent years. Today, one in four vehicles sold in California is a zero-emission vehicle (ZEV), of which an...more
The U.S. Environmental Protection Agency (EPA) on Monday proposed banning the cancer-causing chemical trichloroethylene (TCE), which can be found in consumer products including automobile brake cleaners, furniture care, and...more
Should state and local governments be concerned about California’s 2024 mandate to purchase zero emission fleet vehicles given that many of those vehicles do not yet exist? Procopio's John Lormon and Matt Abbot address...more
It’s been a long road for California to require zero-emission, heavy-duty trucks. Our Environment, Land Use & Natural Resources Group maps out the state’s landmark deal with truck manufacturers, the inevitable litigation to...more
California is at the forefront of adopting a more sustainable transportation system, with a strong commitment to reducing greenhouse gas emissions and improving air quality. A critical aspect of this effort is the widespread...more
The California Air Resources Board (CARB), on August 25, 2022, voted to adopt the lengthy and complex second iteration of the state’s ambitious zero-emission vehicle (ZEV) regulation now set to fully phase out the sale of...more
On June 30, 2022, Governor Gavin Newsom signed the $308 billion California budget for 2022-2023. The budget invests a total of $8.1 billion one-time General Fund over five years to support California energy projects: $4.3...more
EPA, States, and the auto industry are again ratcheting up the battle over California’s authority to set vehicle GHG and Zero Emission Vehicles program. The Clean Air Act generally prohibits a state from adopting its own...more
On March 9, 2022, the US Environmental Protection Agency (EPA) rescinded a rule promulgated by the Trump Administration and revived California’s Clean Air Act waiver, allowing the state to set its own greenhouse gas emissions...more
Governor Gavin Newsom signed a $15 billion legislative package on September 23, 2021, funding efforts to combat climate change in California over the next three years. It is the largest climate investment package in the...more
Potential wide-ranging impacts on Engines, Energy, Infrastructure and Shipping - California Governor Gavin Newsom’s Executive Order N-79-20 seeks to address climate change concerns and significantly reduce greenhouse gas...more
On September 23rd, Governor Gavin Newsom issued a precedent-setting executive order cementing California’s continued effort to take the lead on clean vehicle policy. Executive Order N-79-20 establishes as a goal that, where...more