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Kyllo v. United States (2001)

  • By: David L. Hudson Jr.
  • In: Encyclopedia of the Fourth Amendment
  • Edited by: John R. Vile & David L. Hudson Jr.
  • Subject:American Political History, American Political Thought, Law & Courts

In Kyllo v. United States, 533 U.S. 27 (2001), the U.S. Supreme Court ruled that law enforcement's use of a thermal imager constituted a search within the meaning of the Fourth Amendment. The Court explained that if the police use technology ...

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