Chatrie v. United States (Geofence Warrants)
Current understanding
Chatrie v. United States is a U.S. Supreme Court opinion addressing whether geofence warrants — court orders compelling providers such as Google to disclose location data for all devices present within a defined geographic area during a specified time window — comport with the Fourth Amendment. The ruling establishes constitutional doctrine on law enforcement access to bulk device-location data, with implications for how providers respond to such warrants and what protections individuals have against dragnet location surveillance. Specific holdings (scope of the reasonable expectation of privacy in location data, particularity/probable-cause requirements, and any remedial framework) need to be characterized from the opinion text.
Evidence log
- 2026-06-29 — Chatrie v. United States: cross-connection with health-location-data-protection: Both address protections for precise location data: Chatrie sets constitutional (Fourth Amendment) limits on government access via geofence warrants, while HR9482 would set statutory limits on private-sector collection and sale of location data. (novelty: 4)