If you meet certain requirements, you may become a U.S. citizen either at birth or after birth. Use this form to apply for U.S. citizenship.In this video I will explain how to submit your N400 form online, upload documents, pay for your application, track your case. The requester must include a copy of his or her identification along with a completed dissolution of marriage certificate application form. The name change petition can be filed in the County Court or Supreme Court of the county where you live. For Death Certificates: Download the application (PDF) and answer "Yes" to question 10. After filling out and signing the application, make sure to notarize it. Customers applying for a UK Visa from the USA may visit one of over 130 USCIS Application Support Centers to provide their biometric information. Students can use this tool before lodging an application to find out what documents they need to attach to their application. You must be able to prove that your spouse is a U.S. citizen who is or will be in service for a minimum of one year.