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

Selected Filters:

    • Jan 13, 2026
    • LGBTQ Rights
    • Funding Freeze
    • DEI/Civil Rights

    New York v. Department of Health and Human Services

    AGs sue the Trump administration for unlawfully conditioning hundreds of billions of dollars in federal funding on states’ agreement to discriminate against transgender people.
    Read Lawsuit
    • Jan 12, 2026
    • Immigration
    • Military Occupation of US Cities
    • Executive Power

    Illinois v. Department of Homeland Security

    Illinois AG sues the Trump administration for deploying immigration enforcement agents to engage in unconstitutional raids and indiscriminate violence against residents in Chicago and across Illinois.
    Read Lawsuit
    • Jan 12, 2026
    • Immigration
    • Executive Power
    • Military Occupation of US Cities

    Minnesota v. Noem

    Minnesota AG sues the Trump administration over the surge of immigration enforcement personnel conducting militarized raids and illegal stops and arrests in the Twin Cities area.
    Read Lawsuit
    • Jan 9, 2026
    • Environment/Climate
    • Funding Freeze
    • Executive Power

    New York v. Burgum (1)

    New York AG sues the Trump administration for the unlawful suspension of the Empire Wind energy project.
    Read Lawsuit
    • Jan 9, 2026
    • Environment/Climate
    • Funding Freeze
    • Executive Power

    New York v. Burgum

    New York AG sues the Trump administration for the unlawful suspension of the Sunrise Wind energy project.
    Read Lawsuit
    • Jan 8, 2026
    • Funding Freeze
    • Healthcare
    • Executive Power

    New York v. Administration for Children and Families

    AGs sue the Trump administration for unlawfully freezing $10 billion in federal funds designated for food, housing, and child care as punishment for the states’ political leadership.
    Read Lawsuit
    • Jan 6, 2026
    • Democracy Protection/Voting Rights

    United States v. Fontes, Arizona Secretary of State

    The Trump administration sues the state of Arizona for refusing to hand over sensitive voter information to the federal government.
    Read Lawsuit
    • Jan 6, 2026
    • Democracy Protection/Voting Rights

    United States v. Thomas, Connecticut Secretary of State

    The Department of Justice sues Rhode Island for the state's refusal to hand sensitive voter data over to the federal government.
    Read Lawsuit
    • Dec 30, 2025
    • Funding Freeze
    • Education

    Maryland v. Department of Education

    AGs sue to stop the Department of Education from abruptly terminating funding for community school programs.
    Read Lawsuit
    • Dec 23, 2025
    • Funding Freeze
    • Executive Power

    Minnesota v. USDA

    Minnesota sued the USDA challenging a recent demand from USDA to interview more than 100,000 households who receive SNAP benefits to verify their eligibility.
    Read Lawsuit