Our ALPR case inventory is filterable by case name, jurisdiction, or topic issue. For a more detailed summary or helpful quote, click on the arrow to the left of the case name. If you see a case missing or in need of an update or would like amicus help in your case, contact defense@eff.org with the case information (Case name, case cite or court number, jurisdiction, subject: "ALPR case" and filing deadline, if applicable).

Last updated: 5/10/19

Case Name Issue / Topic Jurisdiction Summary
Harrison Neal v. Fairfax County Police Department
94 Va. Cir. 485 (2016)
Storage of LPs does NOT violate VA privacy law

Circuit Ct of VA (VA Sup Ct. decision pending)

Intermediate appellate court found license plate numbers are not personal information and storage of LPs for 364 days does not violate the Government Data Collection and Dissemination Practices Act (VA Code 2.2-3800 et seq.). Case is on appeal to Virginia Supreme Court and was argued on 11/2/17

Olabisiomotosho v. City of Houston
185 F.3d 521, 529, (5th Cir. 1999)

No REP in LPs

Fifth Circuit

A motorist has no privacy interest in her license plate number.

U.S. v Ellison
462 F.3d 557
(6th Cir. 2006)

No REP in LPs

Sixth Circuit

Court held that there is no reasonable expectation of privacy in a license plate number

U.S. v. Diaz-Castaneda
494 F.3d 1146
(9th Cir. 2007)

single ALPR query is NOT a search

Ninth Circuit

Court noted consensus among the circuits that a single-instance ALPR database check does not equal a search
Green v. City and County of San Francisco
751 F.3d 1039
(9th Cir. 2014)

ALPR hit alone is NOT RS for traffic stop

Ninth Circuit

Court held that ALPR hit alone (without visual confirmation) did not constitute RS for traffic stop

ACLU-SC & EFF v. Superior Court of Los Angeles

3 Cal. 5th 1032 (2017)

Public has right of access to anonymized ALPR data under CA PRA

CA Supreme Ct.

public records act suit to get LAPD and LA Sheriff’s Department’s ALPR records; CA Sup Ct. finds ALPR records are not “records of investigation” and are not exempted under that provision of the CA Public Records Act. Court remands to trial court to determine if records can be anonymized and released in a way that protects drivers’ privacy

U.S. v. Yang
2018 WL 576827
(D. Nev. 2018)

EFF Yang Amicus Brief

ALPR search does NOT require a SW District of Nevada A motion to suppress for an ALPR search was denied because the court held that there was no REP in a license plate, thus no warrant was needed for unlimited tracking of motorists with ALPR, and found no trespassing under Jones, 565 US 400 (2012)
U.S. v. Walraven
892 F.2d 972 (10th Cir. 1989)

No REP in LPs

Tenth Circuit

concluding there is no privacy interest in a license plate because a license plate is in plain view
Hernandez-Lopez v. State
319 Ga. App. 662 (2013)
ALPR hit alone IS RS for traffic stop

Georgia Court of Appeals

Court held that an ALPR hit indicating an outstanding warrant created reasonable suspicion to justify a traffic stop