Texas Labor Code - LAB § 308.008. Rights of Regular Employees

(a) Except as provided by Subsection (b), not more than 20 percent of an employer's workforce may consist of trainees under the program.

(b) Subsection (a) does not apply to an employer who has fewer than 50 employees.

(c) As a condition of participation in the program, an employer whose regular employees are subject to a collective bargaining agreement shall notify the applicable collective bargaining agent of the employer's intent to participate in the program.  The employer shall provide the notice required under this subsection before accepting trainees at the employer's workplace.

(d) A participating employer may not accept a trainee for participation in a training course conducted under the program if that participation will: