U.S. citizens and U.S. nationals are eligible for coverage through the Health Insurance Marketplace.

U.S. citizens

A U.S. citizen is someone who’s born in the United States (including U.S. territories, except for American Samoa) or who was born outside the U.S. and who either:

  • Was naturalized as a U.S. citizen
  • Derived citizenship through the naturalization of his or her parent(s)
  • Derived citizenship through adoption by U.S. citizen parents, provided certain conditions are met
  • Acquired citizenship at birth because he or she was born to U.S. citizen parent(s)
  • Became a U.S. citizen by operation of law

U.S. nationals

A U.S. national is someone who’s a U.S. citizen or owes permanent allegiance to the U.S. With extremely limited exception, all non-citizen U.S. nationals are people born in American Samoa or people born abroad with one or more American Samoan parents under certain conditions.