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U.S. EPA and DOT finalize new maximum civil penalties for environmental and transportation-related violations

The Environmental Protection Agency (EPA) and the Department of Transportation (DOT) just issued final rules increasing civil penalties for violations of certain EPA and DOT regulations, including violations of the Clean Air...more

EPA’s proposes most stringent vehicle emission standards ever for model years 2027-2032

On April 12, 2023, the Environmental Protection Agency (EPA) issued the notice of proposed rulemaking for “Multi-Pollutant Emission Standards for Model Years 2027 and Later Light-Duty and Medium-Duty Vehicles” (the “proposed...more

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

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

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

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

D.C. Circuit says trailers are not "motor vehicles"

On November 12, 2021, a divided panel of the U.S. Court of Appeals for the D.C. Circuit in Truck Trailer Manufacturers Association, Inc. v. EPA, et al. held that the Environmental Protection Agency (“EPA”) cannot regulate...more

EPA proposes MY2023-2026 GHG Emission Standards and President Biden signs Clean Cars Executive Order

On August 5, 2021, the Environmental Protection Agency (EPA) issued a Notice of Proposed Rulemaking (NPRM) to revise the federal greenhouse gas (GHG) emissions in model years (MY) 2022-2026. In coordination with the...more

EPA announces updated vehicle and engine tampering policy

The U.S. Environmental Protection Agency (EPA) recently released a long-awaited update to its enforcement policy on vehicle and engine tampering and aftermarket parts....more

Trump administration releases final SAFE vehicles rule

On 31 March 2020, the U.S. Environmental Protection Agency (EPA) and the Department of Transportation National Highway Traffic Safety Administration (NHTSA) released a new joint rule finalizing the Trump administration's fuel...more

NHTSA and EPA propose roll back of Obama-era car rules

The National Highway Traffic Safety Administration (NHTSA) and the U.S. Environmental Protection Agency (EPA) issued a joint notice of proposed rulemaking today, called the "Safer Affordable Fuel-Efficient (SAFE) Vehicles...more

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