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 6, 2026
    • Democracy Protection/Voting Rights

    United States v. Fontes

    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

    The Department of Justice sues Connecticut 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 Full-Service Community School programs that provide comprehensive services for children attending high-poverty schools in urban, suburban, and rural areas.
    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
    • Dec 23, 2025
    • LGBTQ Rights

    Oregon v. Kennedy

    AGs filed a complaint challenging the HHS declaration that claims gender-affirming care fails to meet professionally recognized standards of care and therefore HHS can disqualify doctors or hospitals providing such care from Medicare and Medicaid.
    Read Lawsuit
    • Dec 22, 2025
    • Immigration

    United States v. Illinois

    The Trump administration sues the state of Illinois over state laws that allow for civil liability and punitive damages against immigration enforcement agents when they violate individuals' constitutional rights while engaged in federal immigration enforcement and bans "civil arrests" within 1,000 feet of a courthouse.
    Read Lawsuit
    • Dec 22, 2025
    • Consumer Protection
    • Executive Power

    New York v. Vought

    AGs sue to stop the Trump administration from completely defunding the Consumer Financial Protection Bureau.
    Read Lawsuit
    • Dec 18, 2025
    • Democracy Protection/Voting Rights

    United States v. District of Columbia Board of Elections

    The Trump administration sues the District of Columbia for refusing to hand sensitive voter information to the federal government.
    Read Lawsuit
    • Dec 18, 2025
    • Democracy Protection/Voting Rights

    United States v. Wisconsin Elections Commission

    The Trump administration sues the state of Wisconsin for refusing to hand sensitive voter information to the federal government.
    Read Lawsuit
    • Dec 18, 2025
    • Democracy Protection/Voting Rights

    United States v. Matthews, Illinois Board of Elections

    The Trump administration sues the state of Illinois for refusing to hand sensitive voter information to the federal government.
    Read Lawsuit