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Family Immigration

N-400 Naturalization


N-400 Naturalization

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Form N-400 is the official application used to apply for U.S. citizenship through naturalization.

It is filed with U.S. Citizenship and Immigration Services (USCIS) by eligible lawful permanent residents (green card holders) who want to become naturalized U.S. citizens.

 Key Points:
  • Filing fee is $640 + $85 biometric services fee

  • Can be filed online or by mail

  • You’ll be scheduled for:

    1. Biometrics appointment

    2. Naturalization interview and test

    3. Oath ceremony if approved

Maimone Legal

Everything you need to know about N-400 Naturalization

To be eligible, you typically must:

  1. Be at least 18 years old

  2. Be a lawful permanent resident (green card holder) for:

  • 5 years, or
  • 3 years if married to a U.S. citizen
  1. Have continuous residence in the U.S.

  2. Be physically present in the U.S. for at least half of that time

  3. Demonstrate good moral character

  4. Pass English and civics exams (with exceptions for age/disability)

  5. Be willing to take the Oath of Allegiance

The form requires details about your:

  • Personal information and family

  • Immigration history

  • Employment and travel history

  • Marital status

  • Criminal background (if any)

  • Military service

  • Willingness to support the Constitution and take the oath