Category Archives: Reasonableness

OH2: Stop outside the officer’s jurisdiction doesn’t violate 4A

A traffic stop outside the officer’s jurisdiction doesn’t violate the Fourth Amendment. State v. Sexton, 2026-Ohio-2636, 2026 Ohio App. LEXIS 2551 (2d Dist. July 10, 2026). A habeas petitioner has no right to discovery of search warrant affidavits. Moreover, he … Continue reading

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Fed.Cir.: VA’s determination here for mandatory in-home reassessment visits did not violate 4A under Wyman v. James

The VA’s determination here for mandatory in-home reassessment visits did not violate the Fourth Amendment under Wyman v. James. The statute gives the VA that discretion. Latham v. Sec’y of Veterans Affairs, 2026 U.S. App. LEXIS 17328 (Fed. Cir. June … Continue reading

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IL: A backpack is not as personal a repository of stuff as a purse or wallet; officers ordered it left in vehicle for safety reasons and it was inventoried

Defendant’s backpack is not as much a personal repository as a wallet or purse. When officers ordered the occupants out of the car, the backpack was at defendant’s feet, and he was ordered to leave it behind. The inventory was … Continue reading

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CA5: Accidentally shooting the man who disarmed the shooter from a residence was not a constitutional violation

“This is a tragic case of mistaken identity. A police officer believed he was targeting a gunman who had been firing on police from a residence. Instead, he shot and badly wounded a man who had disarmed the actual shooter … Continue reading

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D.Minn.: Extending stop to run ALPR information on car was with RS

Here, the officer in a traffic stop wanted to run defendant’s LPN through ALPRs to determine whether the travel was as stated. There was reasonable suspicion to continue the stop 15 minutes for that. United States v. Moore, 2026 U.S. … Continue reading

Posted in § 1983 / Bivens, Abandonment, Automatic license plate readers, Emergency / exigency, Reasonable suspicion, Reasonableness | Comments Off on D.Minn.: Extending stop to run ALPR information on car was with RS

CA10: Officer’s peering through 1″ gap in curtains from outside was plain view

Denial of rehearing en banc: United States v. Watkins, 2026 U.S. App. LEXIS 13495 (10th Cir. May 11, 2026),* denial of rehearing en banc from United States v. Watkins, 156 F.4th 1049 (10th Cir. 2025):

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E.D.N.Y.: Def’s attempt to escape from a warrantless arrest at the door was exigency

Officers came without a warrant to arrest defendant where he was spending the night, and he tried to escape. That was exigency. United States v. Richard, 2026 U.S. Dist. LEXIS 99358 (E.D.N.Y. May 5, 2026). Defendant’s presence in someone else’s … Continue reading

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D.D.C.: PO’s alleged violation of probation regulations doesn’t warrant suppression if a reasonable mistake

Even if GPS monitoring by a Community Supervision Officer under D.C. law violated regulations, a reasonable mistake of law (Heien) overcomes the violation, and it is not suppressed. United States v. White, 2026 U.S. Dist. LEXIS 92214 (D.D.C. Apr. 27, … Continue reading

Posted in GPS / Tracking Data, Plain view, feel, smell, Probation / Parole search, Reasonable suspicion, Reasonableness, Staleness | Comments Off on D.D.C.: PO’s alleged violation of probation regulations doesn’t warrant suppression if a reasonable mistake

CAAF: Victim’s 4A rights were at issue, too

The military court had to also consider the Fourth Amendment rights of the victim to sensitive information the accused sought access to for trial. All things considered, even if the court martial judge was wrong denying it, it was harmless … Continue reading

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CA9: First cell phone warrant was issued day after seizure; second a year later wasn’t unreasonable

The day after defendant’s cell phone was seized, the government obtained a search warrant for it, and the warrant had a 90-day execution provision. Defendant concedes probable cause. The fact it took a year before a second warrant for the … Continue reading

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DC: Officer’s unreasonable mistake of law did not make the stop reasonable under Heien

The officer’s unreasonable mistake of law on windshield tint (“can’t have tint at all” v. it can have some) did not make the stop reasonable under Heien. Griffin v. United States, 2026 D.C. App. LEXIS 95 (Mar. 19, 2026). Defendant’s … Continue reading

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CA7: Officer did all he could to determine whether place to be searched was single unit or multi-unit

In an anticipatory warrant case, the officer did all he could to determine whether the premises was a single unit or not, and everything suggested it was single. “[T]he agents’ investigation of the facts contained in the warrant, and their … Continue reading

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Cal.2: Officers didn’t need to periodically reassess exigency

Exigency here did not need to be periodically reassessed. “Once inside, police were not required to interrupt their efforts to seek a warrant. Officers on the scene must be able to devote their full attention to the threat they face. … Continue reading

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ID: AW for suspected passenger allowed police to enter curtilage to look in parked car at night

Officers could enter defendant’s curtilage to look in his just parked car at night. They had an arrest warrant for a suspected passenger and they couldn’t tell whether she was in the car before it was parked under Payton. State … Continue reading

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NY3: Housing law that requires landlords to submit to premises and records searches is unconstitutional

Section 8 housing law that requires landlords to submit to premises and records searches is unconstitutional. Matter of People of the State of N.Y. v. Commons W., LLC, 2026 NY Slip Op 01253 (3d Dept. Mar. 5, 2026). Leave to … Continue reading

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AR overrules state constitution’s pretextual arrest case from 2002; reasonableness is the key

Arkansas overrules State v. Sullivan, 348 Ark. 647, 74 S.W.3d 215 (2002), which held that a pretextual arrest violated the state constitution, holding this time that Fourth Amendment reasonableness should control. Gamble v. State, 2026 Ark. 44 (Mar. 5, 2026) … Continue reading

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OH12: Officer’s reasonable mistake on traffic violation didn’t void stop

Did defendant violate the turn signal ordinance by not signaling his turn until already stopped? It doesn’t matter. “Ultimately, though, we need not decide whether Bryant actually violated the turn-signal ordinance. Even if the answer is unclear, Officer Singleton’s stop … Continue reading

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AR: Asking for SW before opening the door is not obstructing governmental operations

Asking for a search warrant before opening the door is not obstructing governmental operations. The motion for directed verdict should have been granted. This is not active resistance. Keeton v. State, 2026 Ark. App. 53 (Jan. 28, 2026). The Heck … Continue reading

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4A reasonableness

If a law enforcement officer is never trained on the Fourth Amendment, does he or she get the benefit of the good faith exception or reasonableness? Don’t both require some “understanding” by definition? See Olmstead v. United States, 277 U.S. … Continue reading

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SCOTUS: Case v. Montana: community caretaking function doesn’t rely on PC

Brigham City’s “objectively reasonable basis for believing” someone inside needs emergency assistance doesn’t mean probable cause. That’s best left to criminal investigations. Case v. Montana, 2026 U.S. LEXIS 432 (Jan. 14, 2026). Syllabus by the Court:

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