On May 22, 2025, the Senate passed several joint resolutions to disapprove the Environmental Protection Agency’s (EPA’s) Clean Air Act (CAA) waiver of preemption for California’s Advanced Clean Cars II (ACC II), Advanced...more
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
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
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
11/22/2021
/ Clean Air Act ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Fuel Efficiency ,
Fuel Standards ,
Greenhouse Gas Emissions ,
Motor Vehicles ,
NHTSA ,
Tractor-Trailers ,
Trucking Industry ,
Trucking Regulations
In two recent agency actions, the Biden administration has taken steps to initiate reconsideration of the former administration's greenhouse gas and fuel economy rules for light duty vehicles that could facilitate enforcement...more
4/29/2021
/ Biden Administration ,
Department of Transportation (DOT) ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Fuel Efficiency ,
Greenhouse Gas Emissions ,
NHTSA ,
Regulatory Agenda ,
Regulatory Reform ,
Safer Affordable Fuel-Efficient Vehicles Rule (SAFE Rule) ,
Trump Administration
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
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
4/2/2020
/ Automotive Industry ,
Clean Air Act ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Greenhouse Gas Emissions ,
Motor Vehicles ,
National Emissions Standards ,
NHTSA ,
Regulatory Oversight ,
Regulatory Reform ,
Trump Administration
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
8/3/2018
/ Automotive Industry ,
Carbon Emissions ,
Clean Air Act ,
Deregulation ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Greenhouse Gas Emissions ,
Motor Vehicles ,
National Emissions Standards ,
NHTSA ,
NPRM ,
Regulatory Oversight ,
Regulatory Reform ,
Regulatory Requirements ,
Rulemaking Process ,
Trump Administration
U.S. Environmental Protection Agency (EPA) Administrator, Scott Pruitt, announced Monday that the agency is withdrawing the Obama-era Final Determination of the Mid-term Evaluation (MTE) of greenhouse gas (GHG) emission...more
The Environmental Protection Agency (EPA) and the National Highway Traffic Safety Administration (NHTSA) are currently conducting a Midterm Evaluation as part of the 2012 GHG emission standards established for MY 2017-2025...more