All formsEligibility: Must be 18+, a green card holder for 5 years (3 years if married to a U.S. citizen), and physically present for required periods
Application: Complete all sections honestly — any misrepresentation can result in denial and deportation
Supporting Documents: Green card, tax returns (5 years), travel history, marriage/divorce records
Filing Fee: $760 (fee waiver available for low-income applicants)
Biometrics: Attend fingerprinting appointment
Interview: Pass the civics and English tests (reading, writing, speaking)
Oath Ceremony: Attend the naturalization oath ceremony to officially become a U.S. citizen
Immigrationpdf
N-400 Application for Naturalization
Federal & State Law Editorial TeamLast reviewed: April 2026
Application for U.S. citizenship through naturalization. For lawful permanent residents who meet residency, physical presence, and good moral character requirements.
PDF TemplateUse the instructions below to complete this form
Instructions
Instructions
Note: Study the 100 civics questions provided by USCIS. You will be asked up to 10 and must answer 6 correctly.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.