ConLaw Class 12 – NFIB v. Sebelius (“Obamacare”) September 28th, 2015 The lecture notes are here. National Federation of Independent Business v. Sebelius (“Obamacare”) Enumerated Powers and Federalism (597-598). NFIB v. Sebelius (683-711). NFIB Notes (711-715). Unprecedented: The Constitutional Challenge to Obamacare from Josh Blackman