n400 form
N-400, Application for Naturalization
Aug 21, 2025 Naturalization is the process of becoming a US citizen if you were born outside of the United States. Use this form to apply for naturalization.
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Form N-400: Application for Naturalization (November 30
Form N-400: Application for Naturalization (November 30, 2025) [pdf]. The N-400 form is the application an immigrant must complete to file for U.S.
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A Guide for Adult Citizenship Teachers
Individuals use Form N-400, Application for. Naturalization, to apply for naturalization with U.S.. Citizenship and Immigration Services (USCIS). This guide
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