Ongoing court cases and litigation

State attorneys general play a vital role in bringing litigation that defends the rule of law, protects the rights of residents, and upholds state and federal statutes.  

This page tracks ongoing lawsuits and legal actions led or joined by state AGs against the Trump administration — on topics ranging from civil rights and consumer protection to environmental justice and challenges to federal overreach. Here you’ll find case summaries, court filings, and the latest developments in high-impact litigation that reflect the evolving responsibilities of state attorneys general in today’s legal and political environment. 

Click here to see a full view of the litigation led by Progressive State AGs:

State Attorney General Federal Litigation Tracker

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    • Apr 2, 2026
    • Environment/Climate

    Minnesota v. Wright

    AGs of Minnesota and Illinois challenge the Trump Administration's unlawful order that would halt the retirements of costly coal units at the R.M. Schahfer power plant in Wheatfield, Indiana, despite the power plant needing significant and expensive maintenance to do so.
    Read Lawsuit
    • Apr 2, 2026
    • Petition for Review

    Minnesota v. Department of Energy

    AGs of Minnesota and Illinois challenge the Trump Administration's unlawful order that would halt the retirements of costly coal units at the F.B. Culley (Culley) generating station in Newburgh, Indiana, despite the power plant needing significant and expensive maintenance to do so.
    Read Lawsuit
    • Mar 23, 2026
    • Environment/Climate
    • Executive Power

    California v. Wright

    California AG sues the U.S. Department of Energy, challenging Secretary Chris Wright’s “Pipeline Capacity Prioritization and Allocation Order” and seeking to halt its use as the basis for Sable Offshore Corp.’s (Sable) unlawful restart of two California onshore oil pipelines that are subject to State regulation and oversight, illegally superseding state law, state court orders, and a federal court-approved Consent Decree.
    Read Lawsuit
    • Mar 18, 2026
    • Environment/Climate

    Colorado v. United States Department of Energy

    AG files a petition with the U.S. Court of Appeals for the D.C. Circuit to overturn an illegal emergency order issued by the U.S. Department of Energy requiring the coal-fired Craig Unit 1 in Moffat County to be available until March 30.
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    • Mar 3, 2026
    • Environment/Climate
    • Executive Power

    Washington v. Department of Energy

    Washington AG sues the Department of Energy, alleging the federal agency violated the Freedom of Information Act (FOIA) by unlawfully withholding records related to that order to reopen TransAlta’s decommissioned coal power plant in Centralia. Additionally, the AG asked the Ninth Circuit Court of Appeals to reject an illegal attempt by the U.S. Department of Energy (DOE) to command the reopening.
    Read Lawsuit
    • Feb 18, 2026
    • Funding Freeze

    California v. Wright

    AGs sue the Trump administration for terminating congressionally mandated funding for key energy and infrastructure programs.
    Read Lawsuit
    • Sep 25, 2025
    • Petition for Review

    Illinois Office of Attorney General v. Department of Energy

    AGs file Petition for Review challenging the Department of Energy's emergency order keeping open the Eddystone Power Plant outside of Philadelphia.
    Read Lawsuit
    • Aug 15, 2025
    • Funding Freeze
    • Executive Power
    • Environment/Climate

    New York v. Department of Energy

    AGs sue the Department of Energy over a new policy that arbitrarily limits federal funding to state energy agencies that operate programs like weatherization and energy assistance programs by capping the sum of indirect costs and fringe benefits to 10% of the award amounts.
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    • Jul 25, 2025
    • Petition for Review

    Minnesota v. Wright

    AGs of Minnesota and Illinois challenge the Trump Administration's unlawful order that would halt the retirements of costly coal units at the J.H. Campbell power plant in West Olive, MI despite the power plant needing significant and expensive maintenance to do so.
    Read Lawsuit
    • Jul 24, 2025
    • Petition for Review

    Michigan v. Department of Energy

    Michigan AG files a Petition for Review with the U.S. Court of Appeals for the DC Circuit challenging the U.S. Department of Energy ‘s arbitrary and illegal order forcing the continued operation of Consumers Energy’s J.H. Campbell coal-fired power plant in West Olive, Michigan, under the pretense of a fabricated energy emergency.
    Read Lawsuit