Unpacking California's 2024 Zero Emission Fleet Mandate
Propel: The road to zero emissions in Oxford, UK
President Trump took steps to dismantle California’s vehicle emissions standards on June 12, 2025, by signing three Congressional Review Act (“CRA”) resolutions revoking California’s waiver under the Clean Air Act. The waiver...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
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
In Ohio et al. v. U.S. EPA, on April 9, 2024, the United States Court of Appeals for the D.C. Circuit upheld a decision by the U.S. Environmental Protection Agency ("EPA") to allow California's 2013 greenhouse gas emissions...more
The U.S. Environmental Protection Agency ("EPA") finalized the strictest-ever emission standards for heavy-duty vehicles. On March 29, 2024, EPA announced new emission standards for heavy-duty vehicles for model years 2027...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
A historic joint agreement, called the Clean Truck Partnership, was announced on July 6, 2023, between the California Air Resources Board (CARB) and a number of heavy-duty engine and vehicle manufacturers. Under the...more
California continues to push toward its statewide carbon-neutrality goals. On August 25, 2022, the California Air Resources Board (CARB) unanimously approved regulations that require all new 2035 and later passenger...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On March 9, 2022, the US Environmental Protection Agency (EPA) rescinded a rule promulgated by the Trump Administration and revived California’s Clean Air Act waiver, allowing the state to set its own greenhouse gas emissions...more
Key Takeaways - • What Happened: The Biden Administration took a significant step toward reducing greenhouse gas (GHG) emissions from mobile sources by issuing a non-binding “Executive Order on Strengthening American...more
The South Coast Air Quality Management District (“SCAQMD”) is pursuing a new rule to regulate distribution warehouses. The SCAQMD’s focus is not on emissions generated by the warehouses or their equipment. Rather, its focus...more
On September 23, 2020, California Governor Gavin Newsom issued Executive Order N-79-20 (the "Order"), setting new statewide goals for phasing out gasoline-powered cars and trucks in California. Under the Order, 100% of...more
With a recent executive order, California is the first state in the nation to commit to ending the sale of fossil fuel–powered vehicles. The order also directs the expedited regulation and closure of oil extraction and...more
On June 26 and 29, 2020, the petitioners in Union of Concerned Scientists v. NHTSA, Case No. 19-1230 (D.C. Cir.), filed briefs with the U.S. Court of Appeals for the District of Columbia Circuit, arguing against the first...more
In an eight-part series, we will examine initiatives outlined in recent congressional Democratic climate proposals, particularly the Climate Leadership and Environmental Action for our Nation's (CLEAN) Future Act introduced...more
Multi-state coalition’s lawsuit challenges Trump EPA withdrawal of California Clean Air Act waiver. EPA formally announced its decision to withdraw California’s 2013 Clean Air Act waiver, which allowed the state to set its...more
Cross-Media Electronic Reporting: Authorized Program Revision Approval, State of Maine - EPA has approved the State of Maine’s request to amend its EPA-authorized stormwater and pretreatment programs to allow electronic...more