are there any limitations?
Yes, the submission of illegally obtained evidence when questioning witnesses.
Fourth Amendment to the United States Constitution
Since 1974, the Supreme Court has repeatedly limited the exclusionary rule. In "United States v. Calandra" (1974), the Court ruled that grand juries may use illegally obtained evidence when questioning witnesses, because "the damage to that institution from the unprecedented extension of the exclusionary rule outweighs the benefit of any possible incremental deterrent effect." Explaining the purpose of the rule, the Court said the rule "is a judicially created remedy designed to safeguard Fourth Amendment rights generally through its deterrent effect, rather than a personal constitutional right of the party aggrieved".
when was the 4th amendment proposed and ratified It was drafted on September 17, 1787 and ratified on September 25, 1789. what does it amend? It deals with three main issues: what government activities are "searches" and "seizures", what constitutes probable cause to conduct searches and seizures, and how to address violations of the amendment. what does it apply to? For unreasonable searches and seizures and to safeguard the privacy and security of individuals against arbitrary invasions by governmental officials.
wiki:19623252
Fourth Amendment to the United States Constitution [SEP] Limitations
Since 1974, the Supreme Court has repeatedly limited the exclusionary rule. In "United States v. Calandra" (1974), the Court ruled that grand juries may use illegally obtained evidence when questioning witnesses, because "the damage to that institution from the unprecedented extension of the exclusionary rule outweighs the benefit of any possible incremental deterrent effect." Explaining the purpose of the rule, the Court said the rule "is a judicially created remedy designed to safeguard Fourth Amendment rights generally through its deterrent effect, rather than a personal constitutional right of the party aggrieved". Several cases in 1984 further restricted the exclusionary rule: In "Arizona v.