News & Analysis as of

Carbon Emissions Preemption Environmental Protection Agency (EPA)

Foley Hoag LLP - Environmental Law

The D.C. Circuit Affirms EPA’s Reinstatement of California’s Authority to Set Auto Emissions Limits; Don’t Get Too Excited About...

On Tuesday, in Ohio v. EPA, the D.C. Circuit Court of Appeals denied several challenges to EPA’s decision to restore California’s authority under § 209(b) of the Clean Air Act to regulate emissions from motor vehicles. It’s...more

Hogan Lovells

EPA proposes new Heavy-Duty GHG phase 3 emission standards for model years 2028-2032

Hogan Lovells on

On April 12, 2023, the Environmental Protection Agency (EPA) issued a Notice of Proposed Rulemaking for “Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles – Phase 3” (the Phase 3 proposed rule or NPRM), establishing...more

Hogan Lovells

EPA grants two of three preemption waivers for CARB heavy-duty vehicle and engine regulations

Hogan Lovells on

What is the significance of EPA’s March 30, 2023 Notice of Decision (pre-publication) granting two separate requests for waivers of Clean Air Act (“CAA”) preemption for California Air Resources Board (“CARB”) regulations...more

Hogan Lovells

EPA Decision Reinstating California's Clean Air Act Waiver for GHG/ZEV

Hogan Lovells on

Today the U.S. Environmental Protection Agency (EPA) published its Notice of Decision in the Federal Register to rescind EPA’s 2019 withdrawal of California’s waiver of preemption under Section 209 of the Clean Air Act (CAA)...more

Pillsbury Winthrop Shaw Pittman LLP

EPA-California Legal Showdown Looms Over Authority to Regulate Carbon

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

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