Montgomery County Dog Search Law: What Pettit v. State Means for Passenger Rights

I’ll just come right out and say it – I love working on and reviewing K-9 dog sniff cases. I helped to write Law for the Dog during my time as a prosecutor. I just love dogs. So, one of the most interesting court decisions of 2025, in my opinion, came down from the Texas Court of Criminal Appeals in Pettit v. State

This Petit case represents a significant development in Texas search and seizure law. The central issue in Pettit was whether a passenger in a vehicle has standing to challenge a vehicle search that occurred after an allegedly unreasonably prolonged detention. The Texas Court of Criminal Appeals said yes, that passenger does have standing to challenge, just like the driver would. 

The Facts: A Stop That Turned Into a Standoff

The facts in Pettit aren’t especially complicated but they’ll be familiar to those on the front lines battling the government in court. 

A DPS trooper in Smith County pulled over a vehicle for speeding, an expired tag, and a busted brake light. The driver didn’t have a license, and the passenger, Mr. Pettit, was visibly nervous, and admitted to the trooper he was on probation. The trooper called for a K-9 unit, which didn’t arrive until nearly an hour later. Only then did a search occur, based on the dog’s alert. That search uncovered prescription pills, syringes, and a sawed-off shotgun, which led to charges against Pettit.

Before trial, Pettit filed a motion to suppress the evidence. The trial court granted it, ruling that the extended detention violated Rodriguez v. United States, 575 U.S. 348 (2015), which held that law enforcement cannot prolong a stop beyond its original purpose without additional reasonable suspicion. 

The State appealed, arguing that Pettit lacked standing to challenge the search because he didn’t own the car.

The Legal Question: Can a Passenger Challenge the Search?

Texas courts have historically been cautious when passengers challenge vehicle searches. The State leaned heavily on Lewis v. State, arguing that since Pettit had no privacy interest in the vehicle itself, he couldn’t challenge the search. The court of appeals agreed. 

But the Court of Criminal Appeals reversed, holding that Pettit’s right to be free from an unreasonably prolonged detention gave him standing to challenge the fruits of that illegal detention, namely, the search. In other words, the state, and the court of appeals, were focused just on the search itself, but the Court of Criminal Appeals considered the issue more broadly, the detention before the search, and said Petit’s rights were violated. This decision echoes and clarifies previous holdings in Kothe v. State, 152 S.W.3d 54 (Tex. Crim. App. 2004), and Brendlin v. California, 551 U.S. 249 (2007), both of which emphasize that a passenger is seized during a traffic stop and retains a reasonable expectation of privacy in not being detained beyond what is necessary for the stop’s purpose. 

At Alsbrooks Law, I am passionate about defending citizens against unlawful searches, detentions, and prosecutions. If you were stopped, searched, or charged based on a roadside K-9 sniff, you need a lawyer who understands both the law, and law enforcement tactics. If your case involves a dog search, call us for a free consultation today. 

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