After submitting Form N-400, your next step toward U.S. citizenship may be a USCIS biometrics appointment. Learn how you’ll receive your appointment notice, where to go, what documents to bring, what happens during fingerprinting, when USCIS may reuse existing biometrics, and how to reschedule your appointment if you cannot attend.

Ready to apply for U.S. citizenship? This step-by-step guide explains how to complete Form N-400 online, from checking your eligibility and gathering the required documents to filling out the application, uploading supporting evidence, paying the filing fee, and tracking your case through your USCIS online account. It also covers important information about your five-year travel, address, and employment history so you can prepare before starting your naturalization applicatio