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 to the United States Constitution prohibits the federal government from conducting "unreasonable searches and seizures.The Fourth Amendment requires a warrant premised upon probable cause in order to seize someone or search their person or home. In order for the Fourth Amendment to apply, the individual must have a reasonable expectation of privacy in the property or area searched. A bill and each amendment thereto shall be reproduced and placed on the desk of each member before final passage. The Fourth Amendment to the U.S. Constitution generally prevents the government from arresting or searching a person without a warrant. Rule Title Amendment of Pleadings and Process in the Reviewing Courts. The Fourth Amendment to the U.S. Constitution generally prevents the government from arresting or searching a person without a warrant.