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Warrant not required for

Riverdale Mills Corp. v. Pimpare

The Fourth Circuit held that U.S. Environmental Protection Agency inspectors who took wastewater samples at a mill are entitled to qualified immunity. The owner of the mill had no reasonable expectation of privacy in the wastewater...

Hart v. Myers

The court holds that although conservation officers conducted a search and seizure without a warrant and within the curtilage of individuals' home, the officers enjoyed qualified immunity. The individuals own an undeveloped tract of 50...

United States v. Potter

The court holds that government agents did not violate the Fourth Amendment when they searched a trailer rented by an asbestos removal contractor who arranged for the disposal of asbestos from three elementary schools. The court first...

United States v. Boynes

The court holds that evidence of an oil spill obtained by the U.S. Coast Guard in a warrantless search conducted in the British Virgin Islands of a ferry owned by a U.S. citizen is admissible. The court first holds that the Coast Guard...

United States v. Varlack Ventures, Inc.

The court holds that evidence of an oil spill obtained by the U.S. Coast Guard in a warrantless search of a ferry in U.S. territorial waters is admissible. The court first holds that there is no need to decide whether the ferry's...

Manning v. United States

The court upholds an injunction requiring an ore processing plant owner to provide the U.S. Forest Service with access to the area surrounding his mill and precluding further operations until the Forest Service approves a new operating...

United States v. V-1 Oil Co.

The court holds that warrantless, unannounced inspections by the Federal Railroad Administration (FRA) under the Hazardous Materials Transportation Act (HMTA) do not violate a liquefied gas propane retailer's Fourth Amendment rights....

United States v. Scott

The court holds that the Fourth Amendment does not protect the warrantless seizure and reconstruction of an individual's shredded documents found in abandoned trash bags left for curbside collection. The individual was charged with...