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 24, 2026
    • Military Occupation of US Cities
    • Executive Power

    Minnesota Bureau of Criminal Apprehension v. Noem

    Minnesota AG and the Hennepin County Attorney sue the Department of Homeland Security to require federal authorities to preserve evidence in the investigation of the killing of legal observer Alex Pretti during anti-ICE protests.
    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 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.
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    • Feb 12, 2025
    • Immigration

    United States v. New York

    Trump administration sues New York over the state's "Green Light Law" that bars the sharing of DMV information with federal immigration authorities.
    Read Lawsuit
    • Feb 6, 2025
    • Immigration

    United States v. Illinois

    Trump administration sues Illinois, Chicago, Cook County for allegedly blocking immigration enforcement because of local laws like the TRUST Act prohibiting local law enforcement from certain immigration enforcement actions.
    Read Lawsuit