United States Supreme Court, King v. Burwell (2015)
“ According to petitioners, however, those provisions are an empty promise in States with a Federal Exchange. In their view, an applicable taxpayer in such a State would be eligible for a tax credit—but the amount of that tax credit would always be zero. And that is because—diving several layers down into the Tax Code—Section 36B says that the amount of the tax credits shall be "an amount equal to the premium assistance credit amount," §36B (a) ”
