The Ninth Circuit concluded that this is a form of punishment that is incorporated into federal law through the Assimilative Crimes Act. United States v. Harris, 27 F.3d 111 (4th Cir. 1994) The North Carolina statute which provides for a maximum sentence of 24 hours for a DUI under certain conditions must be followed by a federal court exercising jurisdiction under the Assimilative Crimes Act, notwithstanding the Sentencing Guidelines. United States v. King, 824 F.2d 313 (4th Cir. 1987) The defendants were convicted under the Assimilative Crimes Act for a crime committed on federal land.