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Continuous Residence and Physical Presence Requirements for Naturalization
Applicants are required to show that they have:
“Continuous residence” means that the applicant has maintained residence within the United States for the required period of time shown above.
Extended absences outside of the U.S. may disrupt an applicant’s continuous residence.
Applicants are required to show that they were:
In addition, applicants are required to show they have resided for at least three months immediately preceding the filing of Form N-400 in the USCIS district or state where the applicant claims to have residency (See 8 CFR §316.2(a)(5) & §319.1(a)(5)).
If you seek to preserve your continuous residence for naturalization purposes while employed abroad by one of these recognized institutions you must file Form N-470, Application to Preserve Residence for Naturalization Purposes with USCIS.
An organization may obtain USCIS recognition as an American institution of research for the purpose of preserving the continuous residence status of its employees who are, or will be, naturalization applicants assigned abroad for an extended period of time. The requesting organization should follow the instructions found on the Requesting Recognition as an American Institution of Research page.
For more details see:
Last Reviewed/Updated: 01/22/2011