The subsidies, which are worth an estimated $7 billion this year and are paid out in monthly installments, may stop almost immediately since Congress hasn’t appropriated funding for the program.

The decision, which leaked out only hours after Trump signed an executive order calling for new regulations to encourage cheap, loosely regulated health plans – delivered a double whammy to Obamacare after months of failed GOP efforts to repeal the law. With open enrollment for the 2018 plan year set to launch in two weeks, the moves seem aimed at dismantling the law through executive actions.