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 28, 2025
    • Executive Power
    • Funding Freeze

    Massachusetts v. United States Department of Agriculture

    AGs sue the Department of Agriculture for its unlawful refusal to fund SNAP benefits during the government shutdown.
    Read Lawsuit
    • 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
    • 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 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
    • Sep 25, 2025
    • Democracy Protection/Voting Rights

    United States v. Benson, Michigan Secretary of State

    The Trump administration sues the state of Michigan for refusing to provide the federal government with voter registration data and statewide voter lists.
    Read Lawsuit
    • Sep 16, 2025
    • Democracy Protection/Voting Rights

    United States v. Oregon

    The United States Department of Justice sues Oregon alleging violations of federal voter registration list maintenance procedures because they are allegedly not removing "inactive" voters from the voting rolls fast enough and their overall voter registration numbers are deemed unusually high, and the federal government is demanding a list of all registered voters to scrutinize.
    Read Lawsuit
    • Aug 18, 2025
    • DEI/Civil Rights
    • Funding Freeze
    • Executive Power
    • Criminal Justice Reform
    • Gun Safety

    New Jersey v. Department of Justice

    AGs sue over a new Department of Justice policy that illegally imposes immigration-enforcement conditions on states receiving Victims of Crime Act (VOCA) funds for programs like emergency shelter, sexual assault forensic exams, funeral services, and other services that help crime victims.
    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.
    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
    • 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