PA Environment Daily

NOVEMBER 21, 2024

XTO) [ExxonMobil] and Hilcorp Energy Company (Hilcorp) , agreed to resolve alleged Clean Air Act and Pennsylvania Air Pollution Control Act violations involving their oil and gas production operations in Pennsylvania. In separate agreements, XTO Energy Inc. Attorney Eric G.

Clean Air Act

Legal Planet

NOVEMBER 27, 2024

The Inflation Reduction Act (IRA) and Bipartisan Infrastructure Law (BIL) committed billions of dollars to EV purchase incentives, charging programs, and manufacturing. This year, electrified vehicles constituted about 9 percent of US sales and 25 percent of California sales.

Fossil Fuels

MGKF Law

JUNE 29, 2025

EPA , holding fuel producers had standing—and had specifically demonstrated redressability—to challenge California-specific regulations EPA approved under the Clean Air Act. Read More » Tags: Agency Action , Air , California , Clean Air Act , Climate Change , D.C.

Clean Air Act

Legal Planet

JANUARY 13, 2025

Supreme Court to shield it from numerous state climate lawsuits filed across the country seeking damages for the harms caused by climate change harms like the historic, supercharged urban fires burning in Los Angeles. Big Oil has failed to persuade the U.S. City & County of Honolulu v. 7401 et seq. 7401 et seq.

Clean Air Act

PA Environment Daily

JUNE 26, 2025

Southern Environmental Law Center, Earthjustice, Public Rights Project, and Lawyers for Good Government filed the challenge on behalf of ECJ grant recipients to seek the nationwide restoration of the program and to require the administration to reinstate awarded grant agreements.

Government

Legal Planet

DECEMBER 2, 2024

It’s a common misconception that Congress has never passed any climate change legislation. But it has passed laws regulating two powerful greenhouse gases, and some other climate laws stretching back over the past five decades. I’ll discuss these laws in chronological order. It’s the basis for the U.S.

Law

Legal Planet

FEBRUARY 24, 2025

A: The Clean Air Act gives EPA the power to regulate emissions from new cars and trucks. But theres an exemption for states that were already regulating vehicle emissions before the Clean Air Act was passed – which only California was doing. Q: That explains EPAs role.

Clean Air Act

Union of Concerned Scientists

APRIL 1, 2025

This would ensure that manufacturers are only compliant with the least protective regulation in any given year, including a provision that would actually allow manufacturers to simply buy their way out of compliance with the Clean Air Act, something that is explicitly disallowed under current law.

Clean Air Act

Union of Concerned Scientists

APRIL 9, 2025

EPA Supreme Court ruling which held that greenhouse gas emissions are unambiguously air pollutants covered by the Clean Air Act. Attacks on the Endangerment Finding and EPAs Clean Air Act authority from industry interests are nothing new. These impacts worsen social inequities.

Clean Air Act

Law Columbia

JANUARY 22, 2025

Conference of Mayors The Clean Air Acts opening provision recognizes that vehicles contribute to dangerous air pollution and that federal leadership is essential for the development of cooperative Federal, State, regional, and local programs to prevent and control air pollution.

Clean Air Act

PA Environment Daily

APRIL 9, 2025

Adding-- the use of O&G PWs on Program funded [Dirt & Gravel Road] projects is in opposition with not only the fundamental goals of the Program, but the law that created the Program. The guidelines were administered by DEP under the Clean Streams Law, Solid Waste Management Act and the Oil and Gas Act.

Natural Gas

Union of Concerned Scientists

JANUARY 14, 2025

The Fifth National Climate Assessment is equally clear: Human activities are changing the climate. Climate change is making extreme weather more intense and more frequent. Advances in attribution science also show that climate change is contributing to worsening some types of extreme weather.

Fossil Fuels

Legal Planet

APRIL 11, 2025

The order says that many States have enacted, or are in the process of enacting, burdensome and ideologically motivated climate change or energy policies that threaten American energy dominance and our economic and national security. However, at the most basic level, the order gets federalism and environmental law all wrong.

Law

Law Columbia

MAY 22, 2025

The 2009 endangerment finding has played a foundational role in Clean Air Act regulation of GHG emissions from both mobile and stationary sources. It also rests on Supreme Court precedent, Massachusetts v. EPA , that required EPA to make a science-based determination on the effects of GHG emissions.

2009

Legal Planet

MARCH 17, 2025

Understanding the Endangerment Finding Two requirements must be met before a substance can be regulated under the Clean Air Act. First, it has to qualify as an air pollutant. There, the Court said that EPA had to consider cost when EPA applied a law that authorized EPA to issue appropriate regulations.

Clean Air Act

Legal Planet

DECEMBER 18, 2024

Californias power under the federal Clean Air Act to cut pollutants from cars and trucks is unquestionable and longstanding. That will give California a much stronger legal leg to stand on than if the waiver was granted simply to cut greenhouse gases and address climate change.

Clean Air Act

PA Environment Daily

MARCH 19, 2025

We adhere to EPAs long-held core principles that the agency should be apolitical, professional, transparent, and dedicated to following the law and science. Actions that diminish EPAs capabilities will place at risk the quality of the air our children breathe, the water we all drink, and the waterways we swim, fish and play in.

Clean Air Act

National Law Center

JULY 24, 2025

The Ag & Food Law Update > Search Site Navigation About the Center Professional Staff Partners Research by Topic Center Publications Webinar Series State Compilations Farm Bill Resources Ag Law Bibliography Ag Law Glossary Ag Law Reporter General Resources 24 Jul The Feed: Vol. 3, Issue 14, from July 24, 2025.

Endangered Species Act

Circle of Blue

APRIL 21, 2025

Lee Zeldin, the administrator of the Environmental Protection Agency, committed last month to dissolve the agencys scientific research office, reduce the agencys staff by 65 percent, and take 31 actions to kill regulations or programs affecting toxic air emissions and water discharges, climate change, and waste management.

Earth Day

Legal Planet

JUNE 30, 2025

The Constitution typically empowers (though doesn’t require) Congress to preempt state law in areas where the federal government has and exercises prime authority. It also, of course, violates the core structure of preemption and federalism under the Constitution.

Regulations

Law Columbia

JANUARY 24, 2025

It does not seek to discuss every aspect of Trumps EOs, nor to answer every question about the lawfulness of various provisions, nor to set out the exact mechanics for whats to come. However, aspects of Justice40 and the Biden administration’s focus on disadvantaged communities are embedded in federal laws and programs.

Paris Agreement

Legal Planet

MAY 19, 2025

Senate may vote this week to revoke California’s authority under the Clean Air Act to cut pollution from cars and trucks. The Senate vote is on a resolution to use the Congressional Review Act to overturn three separate waivers EPA granted California to cut pollutants from cars and trucks. People died.

Ozone

Legal Planet

DECEMBER 19, 2024

Environmental Protection Agency, agreeing to decide whether fossil fuel manufacturers have legal standing to challenge an EPA decision under the federal Clean Air Act. This legal battle has both a long history and enormous implications for California’s aggressive pollution control and climate change policies.

Clean Air Act

Union of Concerned Scientists

FEBRUARY 18, 2025

Of course, an honest assessment of the latest climate science will show that since 2009 the evidence has become even more compelling and dire. Climate change, driven by rising heat-trapping emissions, is already causing significant harm to peoples health and well-being and to vital ecosystems.

Fossil Fuels

Legal Planet

JULY 29, 2025

It is a huge step forward,” UCLA Law Professor Kate Mackintosh told me in an email. Mackintosh is the Executive Director of the UCLA Law Promise Institute Europe in The Netherlands where the World Court is also based. It could also have big impacts on refugee law as the number of climate refugees increases.

Fossil Fuels

Legal Planet

JUNE 26, 2025

EPA has managed to come to the conclusion that carbon emissions from the power sector do not significantly contribute to climate change. My prior posts ( here and here ) show how EPA’s new endangerment requirement makes little sense given the language of the Clean Air Act and EPA’s prior implementation of the law.

Clean Energy

Union of Concerned Scientists

NOVEMBER 25, 2024

The Advanced Clean Cars II rule would require 100% EV sales in California by 2035 and strengthen tailpipe emissions standards, resulting in an estimated 1,200 fewer deaths fro m air pollution by 2040. The rule required a waiver because it’s stronger than the federal Clean Air Act, and 13 states have already approved similar standards.

Fossil Fuels

Legal Planet

FEBRUARY 20, 2025

Trump set in motion agency efforts to rollback all Biden-era environmental regulations relating to climate change. But scores of other regulations are in the cross-hairs, such as energy efficiency standards that benefit consumers and a variety of rules that protect clean air and water. Regulatory rollbacks.

Paris Agreement

Law Columbia

AUGUST 8, 2025

EPA’s 2024 Rule Under section 111 of the Clean Air Act, EPA must establish standards of performance for certain categories of stationary sources that “cause[ ], or contribute[] significantly to, air pollution which may reasonably be anticipated to endanger public health or welfare.”

Clean Air Act

Law Columbia

OCTOBER 18, 2024

EPA’s 2024 Power Plant Rules EPA is required to regulate power plant emissions under Section 111 of the Clean Air Act. Circuit on May 9, 2024, contending that the final rule “exceeds [EPA’s] statutory authority, and otherwise is arbitrary and capricious, an abuse of discretion, and not in accordance with law.”

2024

National Law Center

JULY 24, 2025

The new law includes several provisions typically associated with the Farm Bill, the omnibus spending bill that governs various agricultural and food programs in the United States. In 2022, Congress passed, and President Biden signed the Inflation Reduction Act (“IRA”). Share: Recent Posts The Feed: Vol.

2013

Legal Planet

JUNE 27, 2025

The subsection of the Clean Air Act that directly applies to those regulations does not mention such a requirement. power sector is an insignificant contributor to climate change? In a series of blog posts, I’ve argued that both of EPA’s contentions are seriously flawed. Here and here.)

Clean Air Act

Legal Planet

MARCH 10, 2025

EPAs efforts to regulate carbon emissions from powerplants have had a tortuous history, and were about to go through another round, with a rule from a Democratic Administration being repealed and replaced by a Trump rule.

Carbon Emissions

Law Columbia

APRIL 30, 2025

This post offers a high-level state of play for local law and policymakers, community groups, and others working at the subnational level. Pursuant to the Clean Air Act and the 2007 Supreme Court decision in Massachusetts v. Of particular note is EPAs plan to review the Endangerment Finding.

Government

Legal Planet

APRIL 15, 2025

Meanwhile, EPA has posted a roster of nearly 50 coal-fired power plants that took the administrations offer on the Email us for a free pass on compliance with the Clean Air Act. If youre new here, welcome to The Drain, a weekly news roundup of climate and environmental headlines. Deep breath. He joins Ann Carlson, Mary D.

Law

National Law Center

AUGUST 14, 2025

The Ag & Food Law Update > Search Site Navigation About the Center Professional Staff Partners Research by Topic Center Publications Webinar Series State Compilations Farm Bill Resources Ag Law Bibliography Ag Law Glossary Ag Law Reporter General Resources 14 Aug The Feed: Vol. Share: Recent Posts The Feed: Vol.

Endangered Species Act

Legal Planet

MAY 1, 2025

is claiming that the Clean Air Act preempts state lawsuits from claiming damages for the effects of climate change because the CAA “displaces the ability of States to regulate greenhouse gas emissions beyond their borders. But it’s the substance of the suits that is even more galling. So by the U.S.

Clean Air Act