"If you want to apply for citizenship for a child who is under 18 years old, you should use the “Application for Certificate of Citizenship” (Form N-600) or “Application for Citizenship and Issuance of a Certificate under Section 322” (Form N-600K).И вот тут читайте, пункт 24: https://www.uscis.gov/sites/default/files/files/article/chapter3.pdf