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:

    • Oct 6, 2025
    • Military Occupation of US Cities
    • Executive Power

    Illinois v. Trump

    AG sues over the deployment of Illinois and Texas National Guard into Chicago for unlawful civilian law enforcement purposes.
    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
    • 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
    • Sep 28, 2025
    • Military Occupation of US Cities
    • Executive Power

    Oregon v. Trump

    Oregon AG sues to block the Trump administration's unlawful and unconstitutional deployment of the National Guard to engage in civilian law enforcement in Portland.
    Read Lawsuit
    • Aug 15, 2025
    • Executive Power
    • Military Occupation of US Cities

    District of Columbia v. Trump

    D.C. AG sues the Trump administration and the Department of Justice over their takeover of the D.C. Metropolitan Police Department, in violation of the Home Rule Act.
    Read Lawsuit
    • Aug 8, 2025
    • Funding Freeze
    • Environment/Climate
    • DEI/Civil Rights

    Washington v. Department of Commerce

    AG sues to challenge the termination of more than $9 million in equity-focused climate resilience grants in violation of the law requiring the administration to provide the specific basis for the termination.
    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
    • Jul 16, 2025
    • Executive Power
    • Funding Freeze

    Washington v. FEMA

    AGs sue to block FEMA's illegal dismantling of the Building Resilient Infrastructure and Communities disaster preparedness program.
    Read Lawsuit
    • Jul 1, 2025
    • Healthcare
    • Executive Power
    • Funding Freeze
    • Privacy/Technology

    California v. Health and Human Services

    AGs sue the Department of Health and Human Services because it provided unfettered access to individual, confidential personal health data to the Department of Homeland Security for immigration enforcement purposes.
    Read Lawsuit