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Supreme Court of the United States › Clean Air Act › Oil & Gas

The United States Supreme Court is the highest court of the United States and is charged with interpreting federal law, including the United States Constitution. The Court's docket is largely discretionary... more +
The United States Supreme Court is the highest court of the United States and is charged with interpreting federal law, including the United States Constitution. The Court's docket is largely discretionary with only a limited number of cases granted review each term.  The Court is comprised of one chief justice and eight associate justices, who are nominated by the President and confirmed by the Senate to hold lifetime positions. less -
Holland & Knight LLP

Up in the Air: SCOTUS Creates New Venue Test for Clean Air Act Cases

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The U.S. Supreme Court issued a pair of decisions in EPA v. Calumet Shreveport Refining and Oklahoma v. EPA on June 18, 2025, resolving two related circuit splits regarding proper venue for challenging certain U.S....more

Allen Matkins

California Environmental Law & Policy Update 5.2.25

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The White House Council on Environmental Quality (CEQ) circulated a draft template, dated April 8, 2025, to assist federal agencies in updating their procedures for implementing the National Environmental Policy Act (NEPA)....more

Faegre Drinker Biddle & Reath LLP

EPA Rolls Back Regulations From Climate Change to ‘Waters of the United States’

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On March 12, 2025, U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin announced more than 30 actions to roll back regulations to advance President Trump’s Day One executive orders. These include actions...more

Allen Matkins

California Environmental Law & Policy Update 2.7.25

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Newly-appointed U.S. Attorney General Pam Bondi wrote in a memo this Wednesday that the Justice Department will reverse a Biden-era directive to prioritize enforcement of environmental laws in disadvantaged and low-income...more

Allen Matkins

California Environmental Law & Policy Update 1.31.25

Allen Matkins on

The Trump administration has asked the U.S. Supreme Court to pause its review of a case involving California’s stricter vehicle emissions and electric vehicle standards. Acting Solicitor General Sarah Harris filed the request...more

ArentFox Schiff

ESG Litigation Update: Hawaii Supreme Court Allows Petroleum Industry Climate Case to Proceed

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A recent Supreme Court of the State of Hawaii decision permitted climate-related claims against major petroleum and gas companies to proceed toward trial. The decision in City and County of Honolulu v. Sunoco LP allows...more

Goldberg Segalla

The Supreme Court Denies Fossil Fuel Companies’ Bid to Have the Climate Deception Cases in Federal Court

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Since 2017, a number of state government entities from cities, counties, and states across the country have gone after fossil fuel companies in court charging them with violating state law by marketing their products as not...more

Spilman Thomas & Battle, PLLC

Currents - Energy Industry Insights: Issue 7, 2022

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The Supreme Court’s EPA Ruling is a Big Setback for Fighting Climate Change, but Not a Death Knell "The ruling opens the door to more litigation, however, which could help the fossil fuel industry delay moves to...more

Best Best & Krieger LLP

U.S. Supreme Court Limits EPA’s Climate Change Authority Under the Clean Air Act

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The Court’s Decision in West Virginia v. Environmental Protection Agency Opens the Door For Courts to Reconsider and Potentially Erode Chevron Deference - Last Thursday, the U.S. Supreme Court announced a 6-3 decision...more

Maron Marvel

U.S. Supreme Court Ruling Rolls Back EPA's Power to Regulate

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In a key ruling on the limits of the Environmental Protection Agency (EPA) to enact regulations under the Clean Air Act, the U.S. Supreme Court ruled the agency had exceeded its authority when it promulgated the Clean Power...more

Lathrop GPM

West Virginia v. EPA: Court Determines EPA Regulations Limited Under the Clean Air Act

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The United States Supreme Court released its opinion earlier today outlining the Environmental Protection Agency’s (EPA’s) authority to regulate greenhouse gases from existing power plants. The majority opinion, written by...more

Seyfarth Shaw LLP

Energy Insights: An Update from the Second Quarter of 2015

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In this edition of Seyfarth Shaw’s Energy Insights Newsletter our Energy and Clean Technologies team covers important developments in Q2 2015 for the energy industry including court protection for companies using hydraulic...more

Allen Matkins

California Environmental Law & Policy Update - July 2015

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Environmental and Policy Focus - BP pays record $18.7 billion to settle claims in Gulf oil spill Bloomberg - Jul 2: BP Plc reached a record $18.7 billion agreement to settle all federal and state claims from the 2010...more

Stoel Rives LLP

Air Quality Law Alert: U.S. Supreme Court Blocks EPA Coal Plant Air Toxics Standards

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Earlier today the US Supreme Court issued a 5 to 4 decision in Michigan v. EPA that struck down the U.S. Environmental Protection Agency’s (EPA) Mercury and Air Toxics Standard (MATS) rule. The MATS rule imposes stringent...more

Eversheds Sutherland (US) LLP

Supreme Court Finds EPA Unreasonably Failed to Consider Costs When Regulating Power Plant Emissions

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Today the U.S. Supreme Court ruled that the U.S. Environmental Protection Agency (EPA) improperly refused to consider costs when it decided to regulate mercury and other hazardous emissions. The EPA regulated power plant...more

Stoel Rives LLP

U.S. Supreme Court Hears Oral Arguments on EPA’s Mercury and Air Toxics Standard

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Wednesday the U.S. Supreme Court heard oral argument in Michigan v. EPA, a Clean Air Act case involving hazardous air pollutant regulations, with implications for fossil fuel-fired power plant owners and operators in...more

Akin Gump Strauss Hauer & Feld LLP

MATS in the Supreme Court–Toxic to EPA?

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The Supreme Court heard oral arguments yesterday on whether the Environmental Protection Agency (EPA) unreasonably decided not to consider the cost of regulation when the EPA determined it was “appropriate and necessary” to...more

Latham & Watkins LLP

New Wave of State Law Air Pollution Torts?

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The U.S. Supreme Court’s denial of certiorari in Bell v. Cheswick could pave the way for more state common law air pollution tort suits and greater exposure for emitters. A new wave of state common law air pollution...more

Nossaman LLP

Ninth Circuit Denies Rehearing of Clean Air Act Suit and War of Words Ensues

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On February 3, 2014, the United States Court of Appeals for the Ninth Circuit declined to rehear en banc a decision handed down last October by a three-judge panel, thereby leaving in place a decision that could significantly...more

Akin Gump Strauss Hauer & Feld LLP

SCOTUS Review of GHG Regulations – Opportunity for the Oil and Gas Sector?

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The Supreme Court announced this week that it would review the U.S. Environmental Protection Agency’s (EPA) authority to regulate “greenhouse gases” (GHGs) under the Clean Air Act. While the Court accepted six petitions for...more

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