Southern_Railway_Co._v._United_States
Southern Railway Co. v. United States
1911 United States Supreme Court case
Southern Railway Company v. United States, 222 U.S. 20 (1911), was a decision by the United States Supreme Court which held that under the Commerce Clause, the U.S. Congress can regulate safety on intrastate rail traffic because there is a close and substantial connection to interstate traffic.[1]