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
President Trump took steps to dismantle California’s vehicle emissions standards on June 12, 2025, by signing three Congressional Review Act (“CRA”) resolutions revoking California’s waiver under the Clean Air Act. The waiver...more
Motor carriers, brokers, freight forwarders and private fleets that are required to comply with Colorado’s new Large Entity Reporting (“LER”) requirement, a relatively unpublicized new regulatory measure in the State of...more
California’s Air Resources Board (CARB) on Jan. 13 sent a letter to withdraw its request to the Environmental Protection Agency pursuant to Sections 209(b) of the Clean Air Act (CAA) for a federal waiver that would require...more
Previously we’ve reviewed overarching expectations of the second Trump Administration, how the Trump Administration will act on California’s emissions waivers, the steps the Trump Administration is likely to take with respect...more
On Monday, January 13, 2025, California withdrew requests for Clean Air Act waivers from the EPA needed to support four recently adopted vehicle emissions regulations: 1) the Advanced Clean Fleets Regulations; 2) the In-Use...more
Share on Twitter Print Share by Email Share Back to top With the start of the second Trump administration just over a week away, there are many uncertainties with respect to how the new administration will regulate vehicle,...more
On the day of his inauguration, President Joe Biden issued a historic number of executive orders, several of which focused on overturning actions taken by the Trump Administration’s Environmental Protection Agency (EPA). We...more
California’s ambitious zero-emission, heavy-duty truck regulations face new legal challenges. Our Environment, Land Use & Natural Resources Group outlines the status of California’s Advanced Clean Fleet (ACF) Regulation,...more
The lawsuit challenges California’s authority to implement climate change–related vehicle emission standards and zero-emissions goals. Seventeen states filed a lawsuit in the US Court of Appeals for the District of Columbia...more
In a move that the Biden-Harris administration is promoting as a partial fulfillment of a campaign promise to cut US greenhouse gas emissions (GHGs) at least in half by 2030, President Joseph Biden signed a new executive...more
On January 11, 2021, the U.S. Environmental Protection Agency ("EPA") issued the first-ever U.S. greenhouse gas ("GHG") emission standards for aircraft (the "Standards"). The Standards align with the United Nations...more
Within hours after being sworn into office, President Joe Biden signed an executive order (“EO”) that teed up a slew of clean air issues as top environmental priorities. The Biden administration signaled its plan to unwind...more
The Earth’s climate is changing. With unprecedented fires in California and the State’s litigation with the federal government, the Brazilian rainforest fires, and the aircraft industry’s inability to curb aircraft emissions,...more
In an eight-part series, we will examine initiatives outlined in recent congressional Democratic climate proposals, particularly the Climate Leadership and Environmental Action for our Nation's (CLEAN) Future Act introduced...more
Yesterday President Trump announced on Twitter that the U.S. was revoking California’s waiver under the Clean Air Act (CAA) which allowed it to impose stricter tailpipe emission standards than the federal ones. California’s...more
California Targets Greenhouse Gas Emissions from Ride-Hailing Companies - At a February 22, 2019 workshop, the California Air Resources Board (“CARB”) unveiled its planned “Clean Miles Standard” that will require...more
Trump Administration officials followed up on the President’s June 1 announcement of U.S. withdrawal from the Paris climate accord by announcing that the Administration was reviewing U.S. participation in ICAO’s global...more
Synopsis: EPA’s recent finding paves the way for the Agency to develop standards regulating greenhouse gas emissions from aircraft. Businesses in the commercial jet manufacturing and aviation transportation industry should...more