Proving your citizenship: Born outside the U.S. to a U.S. citizen parent Typically, when a child is born outside the U.S. to parents who are U.S. citizens, they would file a Consular Report of Birth Abroad (CRBA). The U.S. Department of State issues CRBAs before a child turns 18 and are proof of the child's U.S. citizenship. The Consular Report of Birth Abroad (CRBA) lists the names of the parents with a biological Read More