69 F.4th 958
9th Cir.2023Background
- On August 14, 2019 officers Trouette (LPD gang specialist) and trainee Cooley contacted Christian Estrella outside his residence to conduct a parole compliance check after Trouette recognized an Oakland A’s hat as gang-related attire.
- Trouette had known since July 2018 that Estrella was a California parolee and gang registrant, had spoken with Estrella about parole conditions, remained in contact with Estrella’s parole officer, and learned of an April 2019 parole violation. He did not recall precise parole start/end dates.
- During the encounter Cooley asked whether Estrella was on parole; Estrella said yes and produced ID. Dispatch then confirmed Estrella was on California parole (through 2020), a registered felon, and a gang member. Officers then searched his person and vehicle; Estrella admitted a gun was in the car.
- Officers found a loaded 9mm handgun and ammunition in the center console; Estrella was indicted under 18 U.S.C. § 922(g)(1).
- Estrella moved to suppress, arguing officers lacked requisite advance knowledge of active parole and that the stop was arbitrary/harassing (motivated by training the junior officer). The district court denied suppression and this Court affirmed.
Issues
| Issue | Estrella's Argument | Government's Argument | Held |
|---|---|---|---|
| Knowledge prerequisite for a parole search: what level of knowledge must an officer have that a person is on active parole before a suspicionless parole search/seizure? | Officer must have "actual" or near-certain knowledge of active parole status (no retroactive justification). | Officer need only have an objectively reasonable belief; practical policing tolerates some uncertainty. | An officer must have probable cause to believe the individual is on active parole (advance knowledge required; need not be absolute certainty). |
| Application of the knowledge standard to Trouette’s facts (was his knowledge sufficient)? | Trouette lacked precise parole dates and did not confirm dispatch before initiating the encounter, so knowledge was insufficient. | Trouette’s personal contacts with Estrella, repeated communications with parole officer, knowledge of parole placement and recent violation, and ordinary parole-term length gave probable cause. | Trouette had probable cause to believe Estrella was on active parole; parole condition authorized the seizure/search. |
| Whether the stop/search was arbitrary, capricious, or harassing (California law limitation) | The stop was primarily a training exercise for Cooley, so it was arbitrary/harassing and not a legitimate parole compliance check. | Trouette had an independent, legitimate law‑enforcement purpose: a parole compliance check triggered by a known gang-related hat violation. | The encounter was not arbitrary or harassing; training did not negate Trouette’s legitimate parole compliance purpose. |
| Knowledge imputed to the trainee (Cooley) under collective-knowledge doctrine | Cooley had no personal awareness of parole status; therefore search could not rest on his knowledge. | Trouette’s knowledge is imputed to Cooley under the collective-knowledge doctrine; team knowledge suffices. | Trouette’s knowledge was imputed to Cooley; collective-knowledge doctrine applies. |
Key Cases Cited
- Samson v. California, 547 U.S. 843 (2006) (California parole condition permitting suspicionless searches is consistent with the Fourth Amendment)
- Moreno v. Baca, 431 F.3d 633 (9th Cir. 2005) (officers must know of detainee’s parole status before detaining/searching under parole condition)
- United States v. Cesares, 533 F.3d 1064 (9th Cir. 2008) (parole-search exception requires advance knowledge that the search condition applies; failure to show application can invalidate search)
- People v. Douglas, 193 Cal. Rptr. 3d 79 (Cal. Ct. App. 2015) (officer’s objectively reasonable belief that subject remains on parole can suffice; no requirement of up‑to‑the‑minute certainty)
- United States v. Grandberry, 730 F.3d 968 (9th Cir. 2013) (probable cause required to believe parolee resides at a particular address before a parole search to protect third‑party rights)
- United States v. Dixon, 984 F.3d 814 (9th Cir. 2021) (applied probable cause degree-of-knowledge principle to vehicle searches under parole conditions)
- Heien v. North Carolina, 574 U.S. 54 (2014) (reasonable mistakes of law or fact can justify searches/stops where the officer’s belief is objectively reasonable)