March 26 (Anti-Injunction Act issue):
* Court-appointed amicus Robert A. Long, Jr. (in support of vacatur)
* For the United States: Solicitor General Donald Verrilli
* For the challengers: Greg Kastas (Jones Day)
March 27 (minimum coverage provision issue):
* For the United States: Solicitor General Donald Verrilli
* For the state challengers: Paul Clement
* For the private challengers: Michael Carvin
March 28 (Medicaid expansion issue):
* For the United States: Solicitor General Donald Verrilli
* For the state challengers: Paul Clement
March 28 (severability issue):
* For the United States: Deputy Solicitor General Edwin Kneedler
* For the challengers: Paul Clement
* Court-appointed amicus H. Bartow Farr, III (in support of the Eleventh Circuit's decision)