In People v. Estrella, 48 AD3d 1283, 851 N.Y.S.2d 793 [4th Dept 2008], affirmed 10 NY3d 945 , cert. denied 555 U.S. 1032  the court held that the police had probable cause to stop an out-of-state vehicle for excessively opaque windows. The police used a narcotics-trained dog to do a vehicle exterior search during the stop for the traffic infraction.
The court held that the canine sniff during the traffic stop did not violate the Fourth Amendment protection against unlawful search and seizure. (948 AD3d at 1285.)