Palantir Watch / They watch everyone. We watch them.

Plaintiffs allege that Palantir's Investigative Case Management system enabled ICE to conduct warrantless mass surveillance of immigrant communities, violating Fourth Amendment protections. Class action representing approximately 400,000 individuals whose data was processed without consent or judicial oversight. Discovery ongoing; Palantir motion to dismiss denied March 2024.

The UK Information Commissioner's Office opened a formal investigation into whether the NHS–Palantir data sharing arrangement complies with GDPR and UK data protection law. Specific concerns: secondary use of patient data for model training, inadequate anonymization guarantees, and absence of opt-out mechanisms for NHS patients. Palantir has disputed the scope of data access publicly while declining to release contractual terms.

Seven named plaintiffs allege that Palantir's predictive policing algorithms used by three California law enforcement agencies produced racially discriminatory targeting in violation of the Equal Protection Clause and Title VI. Statistical analysis submitted with complaint shows Black and Latino individuals were flagged at 3.4x the rate of white individuals in equivalent risk profiles. Palantir argues it is a software vendor, not a decision-maker.

A coordinated enforcement action by EU Data Protection Authorities across Germany, France, the Netherlands, and Denmark investigating whether Palantir's Gotham platform, used by European law enforcement agencies, transfers EU citizen data to U.S. intelligence services in violation of Chapter V GDPR restrictions on international transfers. The probe follows revelations from a 2023 leaked government audit.