Commonwealth of Kentucky, et al v. EPA, et al

  1. November 27, 2024

    EPA Asks DC Circ. To Keep Emissions Rules In Place

    The U.S. Environmental Protection Agency is defending its strict new emissions limits for cars, trucks and vans against a legal challenge from red states and industry groups, telling the D.C. Circuit that the Clean Air Act grants federal regulators authority over both gas-powered and electric vehicles.

  2. September 09, 2024

    Red States, Industry Look To Sink EPA Vehicle Emissions Rule

    The federal government's rule requiring reductions in greenhouse gas emissions from cars, trucks and vans must be squashed because it favors electric vehicles in a way only Congress can do, 26 red states and a coalition of business groups have told the D.C. Circuit.

  3. April 23, 2024

    Blue States Leap To Defend EPA Vehicle Emissions Rule

    California and 21 other blue states, along with a smattering of cities and the District of Columbia, have told the D.C. Circuit that they want to help the U.S. Environmental Protection Agency defend its rule requiring reductions in greenhouse gas emissions from cars, trucks and vans from legal attack by red states.

  4. April 18, 2024

    25 States Urge DC Circ. To Block EPA Auto Emissions Rules

    Twenty-five Republican-led states on Thursday called for the D.C. Circuit to vacate the U.S. Environmental Protection Agency's rule requiring reductions in greenhouse gas emissions from cars, trucks and vans through 2032.