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 protects individuals against unreasonable searches and seizures.The Fourth Amendment requires the government to obtain a warrant based on probable cause to conduct a legal search and seizure. The 4 th Amendment to the US Constitution guarantees freedom from unreasonable search and seizure. A neutral judge or magistrate may issue a search warrant upon receiving a sworn affidavit from law enforcement. The first requirement for a search is government action, because private intrusions, no matter how invasive, do not implicate the fourth amendment. I would like to fill out a application on line how would i do that? Answer. My soon to be ex wife and I are going through divorce. 48 On the other hand, the Court's solicitude for law enforcement objectives may tilt the balance in the other direction. To obtain a search warrant or arrest warrant, the law enforcement officer must demonstrate probable cause that a search or seizure is justified.