Scotuscast

On June 23, 2016, the Supreme Court decided Mathis v. United States. The Armed Career Criminal Act (ACCA) imposes a 15-year mandatory minimum sentence on a defendant convicted of being a felon in possession of a firearm who also has three prior state or federal convictions “for a violent felony,” including “burglary, arson, or extortion.” To determine whether a prior conviction is for one of those listed crimes, courts apply a “categorical approach”—they ask whether the elements of the offense forming the basis for the conviction sufficiently match the elements of the generic (or commonly understood) version of the enumerated crime. -- Here, petitioner Richard Mathis pleaded guilty to being a felon in possession of a firearm. Because he had five prior Iowa burglary convictions, the Government argued for the 15-year minimum. Generic burglary requires unlawful entry into a “building or other structure.” The Iowa statute under which Mathis was convicted, however, also extended to “any... land, water, or air v