Podcast - Diamond Alternative Energy, LLC v. EPA: The Intersection of Constitutional and Environmental Law
SCOTUS Clean Air Act Cases: What’s New?
Unpacking California's 2024 Zero Emission Fleet Mandate
West Virginia vs. EPA Part II: U.S. Supreme Court Applies the Major Questions Doctrine to limit EPA Regulatory Authority
[Webinar] Growing Greener: Navigating Environmental Laws in the Cannabis Industry
Nota Bene Episode 101: Catching up with Global Climate Regulation with Nico van Aelstyn
Schoenbrod: SCOTUS Ruling Helps EPA Deal With a "Stupid Statute"
Law Prof: The Clean Air Act Needs a Reboot
Introduction - Continuing the regulatory whiplash over greenhouse gases (GHG) emissions from power plants, the United States Environmental Protection Agency (EPA) recently proposed repealing the Biden administration’s GHG...more
On June 11, 2025, the US Environmental Protection Agency, under Administrator Lee Zeldin, proposed repealing two key Biden–Harris-era rules targeting greenhouse gas and air toxic emissions from fossil fuel–fired power plants....more
Administrator of the U.S. Environmental Protection Agency (EPA) Lee Zeldin on June 11, 2025, announced a proposed rule titled “Repeal of Greenhouse Gas Emissions Standards for Fossil Fuel-Fired Electric Generating Units.” In...more
The US Environmental Protection Agency recently issued a proposed rule and accompanying press release announcing its intent to repeal both the 2015 greenhouse gas emissions standards for new fossil fuel-fired power plants...more
If finalized, the rule would eliminate both Obama- and Biden-era limits on GHG emissions from fossil fuel-fired power plants. On June 11, 2025, the US Environmental Protection Agency (EPA) released a proposed rule under...more
In what it called “the greatest and most consequential day of deregulation in U.S. history,” the Environmental Protection Agency (EPA) announced its most expansive deregulatory initiative to date on March 12, 2025. Through a...more
The new administrator of the Environmental Protection Agency, Lee Zeldin, announced March 12 the agency would be rolling back 31 key environmental provisions that regulate air pollution, water protections, and the energy...more
The EPA administrator announced 31 deregulatory actions the agency will prioritize. On March 12, 2025, the Environmental Protection Agency (EPA) released a video and accompanying press release from Administrator Lee...more
Republicans have swept the 2024 elections, returning Donald Trump to the White House as the 47th President and flipping the Senate to a Republican majority. Having narrowly maintained control of the House of Representatives,...more
Climate Change Regulatory Issues & Updates - Trump Administration Plans Overhaul of NEPA Review Process The proposed rule changes would considerably limit the scope of environmental reviews of planned energy and...more
This is the eighth issue of WilmerHale’s 10-in-10 Hot Topics in Energy Series. Over the course of 10 weeks, our attorneys will share insights on current and emerging issues affecting the US energy sector. Attorneys from...more
This is the second issue of WilmerHale’s 10-in-10 Hot Topics in Energy Series. Over the next 10 weeks, our attorneys will share insights on current and emerging issues affecting the US energy sector. Attorneys from across...more
This is the inaugural issue of WilmerHale’s 10-in-10 Hot Topics in Energy Series. Over the next 10 weeks, our attorneys will share insights on current and emerging issues affecting the US energy sector....more
EPA recently released a final regional office realignment plan in response to President Trump’s March 2017 Executive Order 13781. That order required EPA and other federal agencies to improve efficiency, effectiveness, and...more
President Trump is spearheading a government-wide roll back of Obama Era climate initiatives. The president and his EPA Administrator, Scott Pruitt, have delivered a one-two punch. They both have denied the impact of human...more