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:

    • Nov 4, 2025
    • Executive Power
    • Funding Freeze
    • Immigration

    Michigan v. Noem

    AGs sue the Department of Homeland Security and FEMA for imposing unlawful conditions on grants and imposing new barriers to states accessing emergency management dollars, disaster relief, and funds for police and emergency response personnel.
    Read Lawsuit
    • Oct 1, 2025
    • Executive Power
    • Funding Freeze
    • Immigration

    New York v. Department of Justice

    AGs sue the Department of Justice for illegally withholding legal grant funds because these funds might allegedly be used to help undocumented people secure legal services.
    Read Lawsuit
    • Sep 30, 2025
    • Immigration
    • Executive Power
    • Funding Freeze

    New York v. Noem

    New York AG sues the Trump administration for unlawfully withholding tens of millions of dollars in security grant funding from the state because it refuses to use local law enforcement for federal immigration enforcement.
    Read Lawsuit
    • Sep 29, 2025
    • Immigration
    • Executive Power

    United States v. Minnesota

    The United States government sues the state of Minnesota for allegedly obstructing federal immigration enforcement.
    Read Lawsuit
    • Sep 29, 2025
    • Immigration
    • Funding Freeze
    • Executive Power

    Illinois v. Noem

    AGs sue the Department of Homeland Security and FEMA for unlawfully cutting and withholding Homeland Security Grant Program funds distributed by FEMA from plaintiff states without explanation.
    Read Lawsuit
    • Jul 28, 2025
    • Executive Power
    • Immigration
    • Privacy/Technology

    California v. Department of Agriculture

    AGs sue the Department of Agriculture over its demand that states turn over personal and sensitive information about millions of Supplemental Nutrition Assistance Program recipients.
    Read Lawsuit
    • Jul 21, 2025
    • Immigration
    • Executive Power
    • Privacy/Technology

    New York v. Department of Justice

    AGs sue to block restrictions, issued without notice, requiring immigration status verification before public services like Head Start, Meals on Wheels, and domestic violence shelter can be provided to individuals.
    Read Lawsuit
    • Jun 25, 2025
    • Immigration

    United States v. Walz

    The Department of Justice sues AG Ellision and Governor Tim Walz for providing in-state tuition to undocumented students, alleging this is a disciminatory benefit being denied to US citizens from other states.
    Read Lawsuit
    • Jun 12, 2025
    • Immigration

    United States v. New York

    The Department of Justice sues the state of New York over its "Protect Our Courts" Act that forbids immigrant enforcement and arrests around court proceedings.
    Read Lawsuit
    • Jun 9, 2025
    • Executive Power
    • Immigration
    • Military Occupation of US Cities

    Newsom v. Trump

    California AG and Governor sue the Trump administration for illegally deploying the California National Guard to Los Angeles during protests against Trump's immigration policy.
    Read Lawsuit