The U.S. Supreme Court may not be done with Obamacare yet. Splits among the federal circuits have preceded previous high court rulings on the Affordable Care Act. In 2012, the law was narrowly upheld when the court ruled Congress has the power to make Americans carry insurance or pay a penalty. “If there’s a split, the Supreme Court will definitely take it,” said Walter Dellinger, a former solicitor general during the administration of President Bill Clinton.