Court Cases

The Coalition on Homelessness and several individual plaintiffs sued San Francisco over its punitive practice of seizing and destroying unhoused residents’ belongings during encampment sweeps in violation of the Fourth Amendment and the city’s own policies.

We filed a class-action lawsuit challenging the Trump administration's policy of arresting immigrants when they appear for court in Northern California and holding them in inhumane conditions inside the San Francisco ICE field office.

The ACLU Foundation of Northern California has filed a lawsuit to block Sonoma County code inspectors from using drones to conduct surveillance of people's homes without a warrant.

The ACLU filed a lawsuit in San Francisco Superior Court today to protect tenants' privacy rights from landlords who force renters to allow AI-powered surveillance technology in their homes

The ACLU of Northern California and the Electronic Frontier Foundation filed suit in Santa Clara County Superior Court against the City of San Jose and others to challenge San Jose police officers’ practice of searching for location information collected by automated license plate readers (ALPRs) without first getting a warrant.

We filed a motion in federal court to prevent Meta from complying with the Department of Homeland Security’s demand that the tech giant turn over the name, email address, and phone number associated with an Instagram account that reposted a video naming a Border Patrol agent. We argue that the government’s administrative subpoena violated First Amendment protections for anonymous political speech.

We filed a class-action lawsuit challenging the Trump administration's policy of re-arresting and re-detaining immigrants the government previously had released from custody after concluding they were neither dangerous nor a flight risk.

National TPS Alliance v. Noem is a legal challenge to the Trump administration's early termination of Temporary Protected Status for Nepal, Honduras, and Nicaragua.

We're challenging the governor's authority to reverse parole as a violation of the rights of young people.