Tex. Transp. Code § 522.027
The department may not issue a commercial driver's license or a commercial learner's permit to a person who is younger than 18 years of age.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.
Acts 2015, 84th Leg., R.S., Ch. 752 (H.B. 1888), Sec. 12, eff. January 1, 2016.