Tex. Lab. Code § 21.101
The provisions of this chapter referring to discrimination because of age or on the basis of age apply only to discrimination against an individual 40 years of age or older.
Acts 1993, 73rd Leg., ch. 269, Sec. 1, eff. Sept. 1, 1993.
Acts 2019, 86th Leg., R.S., Ch. 257 (H.B. 1074), Sec. 1, eff. September 1, 2019.