You must provide one of the following original documents as proof of U.S. citizenship:
- Original or certified U.S. birth certificate
- Certificate of Naturalization
- Certificate of Citizenship
- Consular Report of Birth Abroad
- Undamaged U.S. passport book or card
Birth certificate requirements
If you are submitting a birth certificate, it must:
- Be an original or certified copy issued by the city, county, or state of your birth. Photocopies are not accepted.
- Include your full name, date of birth, and place of birth.
- Include the full names of both parents.
- Display the deal of the issuing authority and an official signature.
Hospital-issued birth certificates are not accepted.
Texas birth certificate information
Certified copies of Texas birth certificates may be obtained from any county clerk's office in Texas.
Important information about abstract birth certificates:
- Texas abstract birth certificates must include a capital letter "I" after the date filed to be accepted as proof of U.S. citizenship.
- Abstract birth certificates issues by other states are not accepted.
For additional information, review the U.S. Department of State's citizenship evidence requirements.