Repealing Government Greenhouse Gas Regulations on Vehicles

EPA launches today what is, in my view, the largest proposed deregulatory action in American history.

Using state-of-the-art revealed-preference economic theory, estimates range from net present value savings to the national economy of $1.7 trillion to $8.2 trillion over the… pic.twitter.com/9Cykw8dvI5

— Jeff Clark (@JeffClarkUS) July 29, 2025

… period between 2027 and 2055.

Today, EPA Administrator Zeldin and Department of Energy Secretary Wright announce in Indianapolis the proposed repeal of the 2009 Obama era “Endangerment Finding.”

Americans love their traditionally powered cars and trucks. Never forget that the Obama and Biden Admins tried to put us on a path to take them from us. The amount of vast consumer surplus generated by the gas-powered car literally fuels the American Dream.

Pleased to be part of the Trump 47 Administration!

[The Endangerment Finding is a formal determination made by the U.S. Environmental Protection Agency (EPA) in 2009 that greenhouse gases (GHGs) such as carbon dioxide, methane, and others endanger public health and welfare. This finding, based on extensive scientific evidence, forms the legal foundation for EPA regulations to control emissions of climate pollutants under the Clean Air Act.]

The Trump EPA is proposing the largest deregulatory action in the history of the United States, by repealing the 2009 Obama EPA Endangerment Finding, all the GHG regulations on vehicles that followed, and the much despised start/stop feature.

In doing so, we will follow Supreme… pic.twitter.com/3mBgfGA4qA

— Lee Zeldin (@epaleezeldin) July 29, 2025

… Court precedent set in cases like Loper Bright, West Virginia, and Michigan, we will claim no statutory authority beyond the plain language of the law, and we will heed the calls of Americans demanding relief from extreme economic pain.