37 Tex. Admin. Code § 16.31
This application is required for all original applicants for a Texas driver license, including applicants for a commercial driver's license (CDL). Persons with a valid Texas driver license will not be required to complete a new DL-14A when applying for a CDL. Original applicants for a Texas CDL must present proof of identity as required under §15.24 of this title (relating to Identification of Applicants).
Source Note:The provisions of this §16.31 adopted to be effective July 16, 1990, 15 TexReg 3807; amended to be effective June 29, 2000, 25 TexReg 6154.