Citizenship and naturalization help

Ask basic citizenship questions and preview N-400-related forms and issues.

Citizenship topics

N-400 naturalization preview
Travel and continuous residence questions
English/civics and disability issues
Tax, child support, and good moral character cautions
Attorney review for complex facts

Start with a question

You can ask a basic question first, then start a free forms preview if the answer suggests a possible form path.

User-control reminder: Immigration Oasis is self-help software, not a law firm. You review answers, translations, forms, fees, filing addresses, signatures, and final submissions. Attorney review is available when wanted or recommended.

Spanish support: Use the Español button to view the main page content in Spanish. Users may answer in Spanish; Immigration Oasis prepares English review text when a government form requires English answers.