Code of Federal Regulations Title 8. Aliens and Nationality § 8.320.3 How, where, and what forms and other documents should be filed?

(i) The child's birth certificate or record;

(ii) Marriage certificate of child's parents (if applicable);

(iii) If the child's parents were married before their marriage to each other, proof of termination of any previous marriage of each parent (e.g., death certificate or divorce decree);

(iv) Evidence of U.S. citizenship of parent, (i.e., birth certificate;  naturalization certificate;  FS–240, Report of Birth Abroad;  a valid unexpired U.S. passport;  or certificate of citizenship);

(v) If the child was born out of wedlock, documents verifying legitimation according to the laws of the child's residence or domicile or father's residence or domicile (if applicable);

(vi) In case of divorce, legal separation, or adoption, documentation of legal custody;

(vii) Copy of Permanent Resident Card/Alien Registration Receipt Card or other evidence of lawful permanent resident status (e.g. I–551 stamp in a valid foreign passport or Service-issued travel document);

(viii) If adopted, a copy of the full, final adoption decree and, if the adoption was outside of the United States and the child immigrated as an IR–4 (orphans coming to the United States to be adopted by U.S. citizen parent(s)), evidence that the foreign adoption is recognized by the state where the child is permanently residing;  and

(ix) Evidence of all legal name changes, if applicable, for the child and U.S. citizen parent.