Form N-600, Application for Certification of Citizenship
Form N-600 may be filed by U.S. citizens seeking to apply for a Certificate of Citizenship. Form N-600 is to be filed if claiming U.S. citizenship by birth to a U.S. citizen parent(s) outside the United States of while residing in the United States by action of law. Form N-600 (Application for Certification of Citizenship) may also be known as USCIS Form N-600, N 600, Form N600 or immigration form N-600.
Form N600 is included in the following application guides:
- Green Card Application
- Certificate of Citizenship
- Green Card Adoption
- Citizenship Application
- Citizenship Package
This immigration form is available for free at United States government websites.