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:
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- Dec 2, 2025
- Democracy Protection/Voting Rights
United States v. Hobbs, Washington Secretary of State
The Department of Justice sues Washington over the state's refusal to give sensitive voter information data to the federal government.Read Lawsuit -
- Dec 2, 2025
- Democracy Protection/Voting Rights
United States v. Hanzas, Vermont Secretary of State
The Department of Justice sues Vermont for the state's refusal to give sensitive voter information to the federal government.Read Lawsuit -
- Dec 2, 2025
- Democracy Protection/Voting Rights
United States v. Rhode Island
The Department of Justice sues Rhode Island for the state's refusal to hand sensitive voter data over to the federal government.Read Lawsuit -
- Dec 2, 2025
- Democracy Protection/Voting Rights
United States v. New Mexico Secretary of State Oliver
The Department of Justice sues New Mexico for that state's refusal to turn over sensitive voter data to the federal government.Read Lawsuit -
- Dec 2, 2025
- Democracy Protection/Voting Rights
United States v. Delaware Secretary of State Albence
The Department of Justice sues Delaware over the state's refusal to turn over sensitive voter data to the federal government.Read Lawsuit -
- Dec 1, 2025
- Democracy Protection/Voting Rights
United States v. Maryland Secretary of State Demarinis
The Department of Justice sues Maryland because of the state's refusal to turn over sensitive voter data.Read Lawsuit -
- Nov 26, 2025
- Funding Freeze
New York v. Rollins
AGs sue the Department of Agriculture for issuing new SNAP guidance that illegally restricts program eligibility for lawful permanent residents.Read Lawsuit -
- Nov 25, 2025
- Funding Freeze
Washington v. United States Department of Housing and Urban Development
AGs sue the Department of Housing and Urban Development for adopting new policies that limit access to housing funds for people who are transgender, struggling with mental illness or substance use disorder, or live in a jurisdiction with homelessness policy that the federal government disagrees with.Read Lawsuit -
- Nov 20, 2025
- Executive Power
- Immigration
United States v. Newsom
The Trump administration sues California over a state law allowing undocumented students to pay in-state tuition for college.Read Lawsuit -
- Nov 17, 2025
- Military Occupation of US Cities
- Immigration
United States v. Newsom
The Trump administration sues California over its "mask ban", forbidding any law enforcement authorities from wearing masks or engaging in law enforcement activities without identifying themselves.Read Lawsuit