Tex. Transportation Code § 647.006: OPERATOR AGE AND EXPERIENCE REQUIREMENTS.

A person may not operate a motor vehicle transporting migrant agricultural workers and a carrier may not permit or require a person to operate the motor vehicle unless the person:

(1) is at least 18 years of age;

(2) has at least one year of experience in operating any type of motor vehicle, including a private automobile, during the different seasons;

(3) is familiar with the law relating to operating a motor vehicle; and

(4) is authorized by law to operate that type of motor vehicle.

Added by Acts 1999, 76th Leg., ch. 62, Sec. 17.34(a), eff. Sept. 1, 1999.