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:

    • Jun 10, 2026
    • DEI/Civil Rights
    • Funding Freeze

    Maryland v. Hegseth

    AG coalition sued the Trump administration over the addition of new terms to federal contracts that – in the name of purging “diversity, equity, and inclusion” from federal contracting – impose unclear and confusing requirements on contractors that may depart from antidiscrimination policies that contractors have followed for decades, and threaten severe penalties on federal contractors without adequate notice of what is prohibited.
    Read Lawsuit
    • Mar 23, 2026
    • DEI/Civil Rights
    • Funding Freeze
    • LGBTQ Rights
    • Immigration

    Massachusetts v. Department of Agriculture

    AG coalition sues challenging the Trump Administration’s attempt to impose new discriminatory conditions on U.S. Department of Agriculture (USDA) grants that would require federal funding recipients to comply with vague, hateful, and unrelated policies on immigration, gender ideology, transgender athletes, and diversity, equity, and inclusion.
    Read Lawsuit
    • Mar 16, 2026
    • DEI/Civil Rights
    • Funding Freeze

    Illinois v. Department of Housing and Urban Development

    AG coalition sues the Trump administration over guidance it issued that significantly weakens fair housing protections and makes it harder to hold landlords accountable for discrimination.
    Read Lawsuit
    • Jan 16, 2026
    • Democracy Protection/Voting Rights
    • DEI/Civil Rights
    • Executive Power

    United States v. Beals, Virginia Commissioner of Elections

    The Department of Justice sues Virginia for that state's refusal to turn over sensitive voter data to the federal government.
    Read Lawsuit
    • Jan 13, 2026
    • LGBTQ Rights
    • Funding Freeze
    • DEI/Civil Rights

    New York v. Department of Health and Human Services

    AGs sue the Trump administration for unlawfully conditioning hundreds of billions of dollars in federal funding on states’ agreement to discriminate against transgender people.
    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 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
    • Jun 9, 2025
    • DEI/Civil Rights
    • Executive Power

    California v. Department of Justice

    California AG sues the Trump administration over its demand that California ban transgender children and teens from playing school sports in accordance with their gender identity.
    Read Lawsuit
    • Apr 25, 2025
    • DEI/Civil Rights
    • Executive Power
    • Education

    New York v. Department of Education

    AGs sue Trump administration for creating new and onerous conditions on federal education funding via anti-DEI policies and executive orders.
    Read Lawsuit
    • Apr 22, 2025
    • Executive Power
    • DEI/Civil Rights
    • LGBTQ Rights

    Minnesota v. Trump

    AG Ellison sues the Trump administration over its decision to use Title IX to punish states that allow trans students to play sports.
    Read Lawsuit