The first is that Congress’s failure to raise the debt ceiling—the amount of money the federal government is authorized to borrow at any given time—will cause a default on the national debt. The second is that federal entitlement programs are constitutionally protected from spending cuts. The third is that the president can raise the debt ceiling on his own authority.
They explain that, according the 14th Amendment, “the validity of the public debt of the United States, authorized by law… shall not be questioned,” which “prevents Congress from repudiating the federal government’s lawfully incurred debts.”



