A constitutional ruling is a legal case in the United States in which the United States Supreme Court interprets the Constitution of the United States and makes a ruling that binds all states.Criminal Law - Cases and Materials, 7th ed. 2012, Wolters Kluwer Law & Business; John Kaplan, Robert Weisberg, Guyora Binder, , It is contrasted with a common law case which sets precedent in federal cases, but is not binding in state cases.
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