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
The U.S. Environmental Protection Agency (EPA) has proposed a major shift in regulatory policy—to rescind the agency’s 2009 “Endangerment Finding” and to repeal all resulting emission standards for new motor vehicles and...more
The U.S. Environmental Protection Agency ("EPA") proposes rescission of the 2009 Endangerment Finding, which underpins greenhouse gas regulation under the Clean Air Act....more
On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") announced a proposed rule to repeal key amendments to the 2024 Mercury and Air Toxics Standards ("MATS") for coal- and oil-fired electric utility steam...more
The U.S. Environmental Protection Agency's (EPA) budget proposal for fiscal year (FY) 2026 fundamentally reimagines the federal government's role in environmental policy and regulation. If enacted by Congress, EPA's budget...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
On March 12, 2025, the Environmental Protection Agency ("EPA") issued a flurry of press releases announcing its plan to rollback dozens of Biden-era, as well as earlier, environmental regulations. This historic move is part...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
As President-elect Donald Trump prepares to assume office, the administration is signaling a shift in regulatory policy that could have sweeping implications for the automotive and advanced mobility industries. ...more
Seyfarth Synopsis: A second Trump administration is likely to bring sweeping changes to environmental regulatory and enforcement agendas. During the first Trump term, his administration focused on significant deregulation in...more
With unified control of Congress and the White House, Republicans are primed to use the CRA to swiftly overturn regulations promulgated in the final months of the Biden Administration. The Congressional Review Act (CRA)...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
2017 was an unusual year for environmental regulation, particularly under the Clean Air Act. A new President and new EPA Administrator have brought about significant changes to the environmental policies of their...more