Tex. Fam. Code § 53.05
(b) The time set for the hearing shall not be later than 10 working days after the day the petition was filed if:
Acts 1973, 63rd Leg., p. 1460, ch. 544, Sec. 1, eff. Sept. 1, 1973.
Amended by Acts 1995, 74th Leg., ch. 262, Sec. 28, eff. Jan. 1, 1996.