37 Tex. Admin. Code § 15.45
An application for original, renewal, or duplicate driver license or personal identification certificate must include the thumbprints of the applicant or, if the thumbprints cannot be taken, the index fingerprints of the applicant. Where an applicant is permitted to renew a driver's license by mail and does renew by mail, this section does not apply.
Source Note:The provisions of this §15.45 adopted to be effective October 24, 1996, 21 TexReg 10218.