Environmental Protection Agency, Petitioner v. Calumet Shreveport Refining, L.L.C., et al.

  1. March 25, 2025

    Justices Grapple With Circuit Courts' Clean Air Act Authority

    U.S. Supreme Court justices on Tuesday indicated they want to preserve circuit courts' jurisdiction over certain regional Clean Air Act disputes but recognized that Congress deliberately prioritized the D.C. Circuit's authority in many important areas of the law.

  2. March 22, 2025

    Up Next At High Court: Non-Delegation & Clean Air Fights

    The U.S. Supreme Court will return to the bench Monday to hear arguments in a dispute that could revive a long-dormant separation of powers principle and trigger a regulatory power shift. 

  3. February 14, 2025

    New Administration Begins Litigation About-Faces

    The Trump administration's high court reversal on transgender healthcare may be just the first such U-turn, as it telegraphs potential changes in the government's position in cases over student loan forgiveness, environmental regulations, the constitutionality of the Consumer Financial Protection Bureau and more.

  4. February 07, 2025

    Justices Deny Trump DOJ's Bid To Delay Three Energy Cases

    The U.S. Supreme Court denied the Trump administration's request to pause three cases so the U.S. Environmental Protection Agency can review Biden-era regulatory decisions that may alter the government's legal positions.

  5. January 24, 2025

    Trump Admin Requests Justices Pause Three Energy Cases

    The Trump administration on Friday asked the U.S. Supreme Court to pause three cases so the U.S. Environmental Protection Agency can review Biden-era regulatory decisions that may alter the government's legal positions.

  6. January 21, 2025

    EPA Tells Justices That Air Pollution Cases Belong In DC Circ.

    The U.S. Environmental Protection Agency is urging the nation's highest court to rule that most judicial challenges to its air pollution rules belong in the D.C. Circuit, while small petroleum refiners say other, regional circuit courts are proper venues.

  7. January 01, 2025

    Energy Cases To Watch In 2025

    Federal courts will be addressing disputes that could reshape the authority of several U.S. energy regulators and subsequently impact the future of power development in the nation. Here are the biggest lawsuits on Law360’s radar that energy attorneys must watch in 2025.

  8. December 16, 2024

    High Court Faces Dueling Views Over EPA Rule Fights

    The U.S. Supreme Court on Friday was presented with dueling arguments over whether the bulk of judicial challenges to U.S. Environmental Protection Agency air pollution rules should remain in the D.C. Circuit or can be heard in other, regional circuit courts.

  9. October 21, 2024

    High Court Will Review Clean Air Act Jurisdiction Cases

    The U.S. Supreme Court on Monday agreed to review Tenth Circuit and Fifth Circuit rulings that reached different conclusions about whether legal challenges to U.S. Environmental Protection Agency air pollution rules belong in the D.C. Circuit.

  10. September 27, 2024

    Energy Cases To Watch In This US Supreme Court Term

    The new U.S. Supreme Court term could be just as action-packed as the previous term was for the energy industry, as the justices will weigh in on how federal agencies conduct environmental reviews and field petitions over climate change policies and lawsuits. Here's a list of energy-related cases to watch this term.