Contact a Phoenix search and seizure lawyer if your fourth amendment right was not given. The Fourth Amendment protects individuals against unreasonable searches and seizures.The first requirement for a search is government action, because private intrusions, no matter how invasive, do not implicate the fourth amendment. Call Richard Gaxiola now at 602-717-0631 for consultation. Was the evidence against you obtained in an illegal search and seizure? The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated. The Fourth Amendment prohibits unreasonable searches of private property. The Fourth Amendment requires that warrants be issued only on probable cause. The 4 th Amendment to the US Constitution guarantees freedom from unreasonable search and seizure. In certain circumstances in Arizona, law enforcement officers may search your vehicle without a search warrant or your consent.