 Mr. Bannon lost there and now must report to jail on July 1st. Andy Field, ABC News, Washington. The Supreme Court can decide, in fact it has decided, the Supreme Court decided today that cities can enforce bans on homeless people sleeping outdoors in West Coast areas where shelter space is lacking. The case is the most significant to come before the High Court in decades on the issue. It comes as a rising number of people in the United States are without a permanent place to live.