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Federal Judge Rules Warrantless Flock ALPR Query Violated Fourth Amendment

The October 1 decision suppressed evidence in a single prosecution and is intensifying congressional and local moves to limit searchable license‑plate networks.

Overview

  • U.S. District Judge Sara E. Hill found on October 1 that a Tulsa deputy’s warrantless search of Flock and another ALPR system was an unconstitutional search and ordered evidence obtained after the query suppressed.
  • The ruling is narrow and applies only to the Melisa Susan Kyle prosecution, and Flock Safety has said it expects an appeal because other courts have reached opposite conclusions.
  • Independent reporting has documented widespread law‑enforcement misuse, including dozens of officers accused of running unauthorized searches to stalk or harass people and instances of inaccurate or faulty alerts.
  • Congressional action has accelerated with competing proposals: the Ban Flock Act would bar federal use and cut federal funding for local users while the Stop Flock Abuse Act would impose strict logging, retention and audit requirements.
  • Cities and states are responding unevenly with some jurisdictions revoking permits or pausing contracts and others tightening search rules and retaining cameras, leaving national policy and legal precedent unsettled.