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San Jose ALPR Surveillance Lawsuit - Mass Surveillance Challenged - News Directory 3

San Jose ALPR Surveillance Lawsuit – Mass Surveillance Challenged

November 19, 2025 Lisa Park Tech
News Context
At a glance
  • The Electronic Frontier Foundation (EFF) and the American Civil Liberties ⁢Union ‍of ​Northern California ​(ACLU-NC) have filed a lawsuit against the City of San Jose, Police Chief⁣ Paul...
  • * ALPR‌ Technology: San Jose‍ utilizes ‍nearly 500 ALPRs,cameras that automatically capture license plate data of all passing vehicles,regardless of suspicion⁢ of wrongdoing.
  • In essence, the ‌lawsuit argues​ that San Jose's ALPR‌ program creates⁢ a system of mass surveillance that allows the police ⁣to track citizens' ⁢movements without due ‌process, violating...
Original source: eff.org

Summary of⁣ the Lawsuit ⁣Against⁢ San Jose ⁣Regarding ALPR Data

The Electronic Frontier Foundation (EFF) and the American Civil Liberties ⁢Union ‍of ​Northern California ​(ACLU-NC) have filed a lawsuit against the City of San Jose, Police Chief⁣ Paul Joseph, and Mayor Matt Mahan, ⁤alleging that the city and ‌its police department are routinely violating the California Constitution by conducting warrantless searches of​ data collected⁣ by‍ Automated ⁤License Plate Readers (ALPRs).

Here are the key points:

* ALPR‌ Technology: San Jose‍ utilizes ‍nearly 500 ALPRs,cameras that automatically capture license plate data of all passing vehicles,regardless of suspicion⁢ of wrongdoing.
* data Collection & Retention: The police department collects millions of⁢ records monthly and retains ⁢this data for ⁣a‌ full year.
* Warrantless Searches: Officers and other law enforcement ⁤agencies can access and search ⁤this database to reconstruct a person’s movements over time without obtaining ⁢a warrant.
* Privacy Concerns: The lawsuit argues this practice is a violation of ⁤privacy, as ‌ALPR data reveals intimate details about ‌a person’s life – travel⁢ patterns, frequented locations (work, school, places of⁢ worship, ‌medical ​appointments, protests), and ‌even out-of-state ‍travel​ for healthcare.
* Plaintiffs: The lawsuit is filed on behalf of ⁢the ⁣Services, Immigrant Rights and Education Network (SIREN) and the Council on American-Islamic Relations ‌- California (CAIR-CA).
* Legal Basis: ⁤ The lawsuit asserts that location ⁤data, even in​ public spaces, is protected under the Fourth Amendment, citing U.S. Supreme​ Court case law.
* Demand: The lawsuit seeks a court order to stop San⁣ Jose police from⁤ searching ALPR ⁣data without a warrant.
* Pervasiveness: San Jose’s ALPR programme is described as particularly ‌extensive​ compared to other California law enforcement agencies in⁤ terms of data retention and camera deployment.

In essence, the ‌lawsuit argues​ that San Jose’s ALPR‌ program creates⁢ a system of mass surveillance that allows the police ⁣to track citizens’ ⁢movements without due ‌process, violating their constitutional rights.

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