What is a Title 18 crime?
Title 18 of the United States Code is the main criminal code of the federal government of the United States. The Title deals with federal crimes and criminal procedure. Many U.S. state criminal codes, unlike the federal Title 18, are based on the Model Penal Code promulgated by the American Law Institute.
Subsequently, one may also ask, what constitutes federal crime?
Federal crimes are offenses that specifically violate U.S. federal laws.