 Riverside Bayview Homes, Inc., began placing fill materials on its property near the shores of Lake St. Clair, Michigan.A Circuit Court of Appeals rejected the Corps' interpretation, and suggested that the regulation would create a taking without just compensation in violation of the Fifth Amendment.In its decision, the Supreme Court held that in order to be within the regulatory authority of the United States, these semi-aquatic characteristics would have to be the result of frequent flooding by the nearby navigable waters.