Does the History of the Regulations Matter?
Firearms and alcohol have always been regulated
We pointed out that the doctrine is essentially defined by "the pervasiveness and regularity of the federal regulation" and the effect of such regulation upon an owner's expectation of privacy. See id., at 600, 606. We observed, however, that "the duration of a particular regulatory scheme" would remain an "important factor" in deciding whether a warrantless inspection pursuant to the scheme is permissible. (United States Supreme Court in Burger)