Supreme Court ruled 9-0, police can’t confiscate guns from a home without a warrant.
From the opinion, Caniglia v. Strom.
The very core of the Fourth Amendment’s guarantee is the right of a person to retreat into his or her home and “there be free from unreasonable governmental intrusion.”
A recognition of the existence of “community caretaking” tasks, like rendering aid to motorists in disabled vehicles, is not an open-ended license to perform them anywhere.