Applying for Naturalization (citizenship) in the United States via form N-400
Using an N-400 to apply for Naturalization in the United States
Applying for naturalization using Form N-400, Application for Naturalization.USCIS has materials and resources to help you prepare for the English and U.S. history and government (civics) tests. https://www.uscis.gov/citizenship/educators/educational-products/100-civics-questions-and-answers-mp3-audio-english-version. At www.USCIS.gov, you can find information on how to find English classes in your area, and you can test yourself on the civics questions you may be asked.
When can I file my N-400 application?
Most applicants must wait until they have fulfilled the length of residence, continuous residence and physical presence requirements before filing. You can choose to file your naturalization application 90 days before the end of the required period of continuous residence.
If you choose to file early, be sure you meet all requirements as of the day you file your naturalization application.
For more information on the naturalization process, please see USCIS' manual, M-476, A Guide to Naturalization.
If you are in the military and are interested in becoming a U.S. citizen, please see USCIS' manual, M-599, Naturalization Information for Military Personnel.
Applying for a Name ChangeIf you want to change your current legal name as part of your naturalization, include a signed request with your naturalization application. You may need to bring 2 passport photos to your interview just in case. The request to change your legal name as part of your naturalization should clearly state the name as you want it to appear on your naturalization certificate. * You can also submit your request to change your current legal name at the time of your naturalization interview. If you want to change your legal name as part of your naturalization, you must take the Oath of Allegiance in court. Only the court can grant a change to your current legal name as part of naturalization.
This may delay the processing of your case for naturalization.