Tex. Hum. Res. Code § 91.027
(a) To the extent that funds are available under Sections 521.421(f), as added by Chapter 510, Acts of the 75th Legislature, Regular Session, 1997, and 521.422(b), Transportation Code, the commission shall operate a Blindness Education, Screening, and Treatment Program to provide:
(b) The program shall include:
Acts 1979, 66th Leg., p. 2398, ch. 842, art. 1, Sec. 1, eff. Sept. 1, 1979.
Amended by Acts 1997, 75th Leg., ch. 510, Sec. 1, eff. Sept. 1, 1997;
Acts 2003, 78th Leg., ch. 198, Sec. 2.115(a), eff. Sept. 1, 2003;
Acts 2003, 78th Leg., ch. 1140, Sec. 1, eff. June 20, 2003.