Naturalization
U.S. Citizenship Eligibility Calculator

Progress

Please follow this step by step wizard to determine whether you are eligible to apply for U.S. citizenship through naturalization. If you are not immediately eligible, U.S. Citizenship Eligibility Calculator will also determine the earliest date you can be eligible, as applicable.



  1. World War I (April 6, 1917-November 11, 1918)
  2. World War II (September 1, 1939-December 31, 1946)
  3. Korea (June 25, 1950-July 1, 1955)
  4. Vietnam (February 28, 1961-October 15, 1978)
  5. Persian Gulf (August 2, 1990-April 11, 1991), Or
  6. On or after September 11, 2001)

Note:  You must have been married to and living with your U.S. citizen spouse at the time of his/her death.


  1. A member of the U.S. Armed Forces.
  2. An employee or an individual under contract to the U.S. Government.
  3. An employee of an American institution of research recognized by the Attorney General.
  4. An employee of an American-owned firm or corporation engaged in the development of foreign trade and commerce for the United States.
  5. An employee of a public international organization of which the United States is a member by law or treaty.
  6. A person who performs ministerial or priestly functions for a religious denomination or an interdenominational organization with a valid presence in the United States.

AND,  You will be proceeding to join your spouse whose work abroad under orders of the qualifying employer will continue for at least 1 year after the date you will be naturalized. Form N-400 should be filed prior to departing.




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