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
EPA’s controversial “Once in, always in, Rule” (Once in Rule) was recently rescinded under the Congressional Review Act, a statute which gives Congress the authority to overturn agency rules if such action is taken within...more
The U.S. Supreme Court on June 20, 2025, issued a 7-2 decision in Diamond Alternative Energy, LLC v. EPA, clarifying when stakeholders have standing to challenge an agency action based on market effects rather than direct...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
On June 18th, the U.S. Supreme Court issued two rulings determining where challenges to Environmental Protection Agency (EPA) actions under the Clean Air Act must be filed. The Court held challenges to EPA actions that are...more
The Congressional Review Act (“CRA”), enacted in 1996, allows Congress to disapprove federal regulations promulgated by government agencies within 60 legislative working days after the rule is submitted to Congress. In order...more
On June 17, 2025, the U.S. Environmental Protection Agency (“EPA”) published a proposed rule to repeal the amendments to the Mercury and Air Toxics Standards (“MATS”) adopted by the Biden administration in 2024. These...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
On June 12, President Trump signed three joint resolutions passed by Congress, ostensibly under the authority of the Congressional Review Act ("CRA"), to revoke three Clean Air Act waivers the Environmental Protection Agency...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
The U.S. Environmental Protection Agency (EPA) moved this Wednesday to erase limits on greenhouse gases from power plants and to weaken restrictions on other hazardous power plant emissions, including mercury, arsenic, and...more
The SEC’s mandatory climate disclosure rule remains stayed pending the outcome of the current litigation in the Eighth Circuit. Recently, however, Republican SEC Commissioner Mark Uyeda suggested that the Trump administration...more
When it comes to regulating motor vehicle emissions, California has long been different. California was the first state in the nation to enact tailpipe emission standards and as result of its "pioneering" efforts in the...more
One hundred environmental organizations transmitted an April 21st letter to the United States Environmental Protection Agency (“EPA”) Administrator asking that the federal agency: …maintain and promptly implement a vital,...more
Over the course of the last 15 years, the U.S. Environmental Protection Agency (EPA) has developed a suite of regulations under the Clean Air Act (CAA) built upon EPA’s finding – originally made in 2009 – that greenhouse gas...more
Vehicle manufacturers and operators in California are no stranger to complex regulations, with the California Air Resources Board’s (CARB) history of pioneering mobile emission regulations. ...more
The Trump administration is offering coal-fired power plants and other industrial facilities an opportunity to obtain exemptions from Clean Air Act (CAA) requirements designed to reduce emissions of chemicals such as mercury,...more
The Biden administration's rule requiring the payment of a fee for methane emissions has effectively been rescinded, although, for now at least, the statutory provision imposing the fee remains in effect along with other...more
Despite longstanding bipartisan support, the U.S. Senate on Feb. 27 — just as the House did the day prior — passed a resolution withdrawing the waste emissions charge (WEC), which is a fee on methane waste emissions caused by...more
The Biden administration introduced wide-ranging environmental regulations with profound and far-reaching effects on the environment and the economy. In its first two weeks, the Trump administration has signaled an attempt...more
On January 24, 2025, the Trump Administration asked the U.S. Supreme Court to pause briefing in several cases on the current merits docket. In making the request, Acting Solicitor General Sarah Harris explained that the new...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
In November 2019, President-elect Donald Trump’s first administration’s withdrawal of California’s emissions waiver went into effect. ...more
The U.S. Environmental Protection Agency (EPA) proposed new standards on November 22, 2024, to significantly tighten nitrogen oxides’ (NOx) emission limits from fossil fuel-fired stationary combustion turbines. These proposed...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
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