| Holding | Case | Year |
| Police may search a vehicle incident to arrest only if the arrestee is within reaching distance of the area searched or it is reasonable to believe the vehicle contains evidence of | |
| Officers may not search a house incident to an in-premises arrest based on an arrest warrant without a search warrant. | |
| Police can not initiate a “Terry Stop” based solely on the information provided by an anonymous informant. | |
| Knock and Announce rule must be enforced on a case by case basis Exceptions for “reasonable suspicion” that K&A would be “dangerous or futile” or “inhibit effective inves | |
| An arrest warrant is not required when officers have probable cause. | |
| Police must demonstrate the voluntariness of a consent search, but are not required to demonstrate that the subject is aware of his right to refuse | |
| While officers may approach someone based on suspicion justified under Terry they may not detain and search someone without a warrant. | |
| Being in the same car as evidence of a felony is sufficient probable cause for arrest | |
| Suppression is not an automatic consequence of a Fourth Amendment Violation. A clerical error by one police department does not mean the actions of another police department warran | |
| Prior case law dictating the retroactive applicability of supreme court decisions does not constrain the ability of states to give broader effect to rules than is required by prece | |
| Warrantless “stop and frisk” is reasonable if an officer has reason to believe the suspect is armed and dangerous | |
| Exclusionary rule does not apply for Knock and Announce violations | |
| A reasonable arrest where the officer uses deadly force unjustifiably is not reasonable under the fourth amendment. An otherwise reasonable seizure may be unreasonable if it is car | |
| A reasonable seizure pursuant to a violation is still constitutional even if the officer has ulterior motives or deviates from standard procedure | |
| When a vehicle is stopped at a traffic stop, the passengers are seized for the purposes of the Fourth Amendment | |
| Thermal imaging of a home constitutes a search under the fourth amendment and requires a warrant | |
| Due process clause imposes limitations on states power to take away protected entitlements, and refusal to grant post-conviction entitlements does not violate the 14th amendment. | |
| A warrantless inventory search of a lawfully seized vehicle is reasonable | |
| Observing some one's backyard from a plane or helicpoter does not violate the fourth amendment because their expectation of privacy is not reasonable | |
| Warrant requirement for in-premises arrest. Same requirements as home search apply to seizure | |
| Police may conduct suspicionless, warrantless “regulatory searches” of parolees pursuant to a parole agreement | |