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Becoming a U.S. citizen is a major milestone for immigrants, offering new rights, opportunities, and security. The N-400, Application for Naturalization, is the form lawful permanent residents (green card holders) use to apply for U.S. citizenship. This process involves multiple steps, and understanding each stage is crucial to avoid delays or denials. We will walk you through everything you need about the N-400 application process, from eligibility requirements to the final oath ceremony. Keep reading!
Who Can Apply for U.S. Citizenship?
Before submitting Form N-400, applicants must meet specific eligibility criteria:
- Age Requirement: You must be at least 18 years old.
- Permanent Residency: You must have had a Green Card for at least five years (or three years if married to a U.S. citizen).
- Continuous Residence: You must have lived in the U.S. for the required time frame.
- Physical Presence: You must have been physically present in the U.S. for at least half of the required residency period.
- Good Moral Character: Applicants must demonstrate good moral character, which includes factors like obeying U.S. laws and filing taxes.
- English and Civics Knowledge: Most applicants must pass English and U.S. civics tests.
Step-by-Step Guide to Filing Form N-400
Once you confirm your eligibility, the next step is to complete and submit Form N-400. Here’s how:
Gather All the Required Documents
Supporting documents are essential for a successful application. These may include:
- A copy of your Green Card (front and back)
- Marriage certificate (if applying based on marriage to a U.S. citizen)
- Evidence of name changes (if applicable)
- Travel records (to verify time spent outside the U.S.)
- Tax returns and employment history
Complete Form N-400
The application form requires detailed information about your background, residence, work history, travel outside the U.S., and more. Make sure to:
- Answer all questions truthfully.
- Provide accurate details about your past five years.
- Double-check for errors before submission.
Pay the Filing Fee
As of 2025, the standard N-400 filing fee is $710 for online filing and $760 for mail filing. Certain applicants, such as military members, may qualify for fee waivers. Payments can be made online or by check/money order if filing by mail.
Attending the Naturalization Interview
The naturalization interview is one of the most important steps. Here’s what to expect:
- A USCIS officer will review your application and ask about your background.
- You will take an English and civics test unless exempt.
- You may be asked to clarify any details or provide additional documents.
Tips for a Successful Interview:
- Arrive on time and bring your appointment notice and identification.
- Review the 128 civics questions provided by USCIS.
- Practice speaking and understanding English.
The Oath Ceremony and Becoming a U.S. Citizen
The final step in the naturalization process is the Oath of Allegiance Ceremony. At this ceremony:
- You will return your Green Card.
- Take the Oath of Allegiance to the United States.
- Receive your Certificate of Naturalization, officially becoming a U.S. citizen!