Tex. Transp. Code § 285.001
(a) To promote the public safety, the commissioners court of a county with a population of more than 1.3 million and a county with a population of more than 600,000 that is adjacent to a county with a population of more than four million by order may regulate the following in the unincorporated area of the county if they occur on a public highway or road, in the right-of-way of a public highway or road, or in a parking lot:
(b) The commissioners court of a county with a population of more than 200,000 that borders the United Mexican States by order may regulate the following activities in the unincorporated areas of the county, provided that the activities occur in a parking lot or on or in the right-of-way of a public highway or road:
(c) A county regulating vendors under Subsection (b):
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.
Amended by Acts 2001, 77th Leg., ch. 669, Sec. 132, eff. Sept. 1, 2001.
Acts 2007, 80th Leg., R.S., Ch. 493 (S.B. 254), Sec. 1, eff. September 1, 2007.
Acts 2013, 83rd Leg., R.S., Ch. 340 (H.B. 2094), Sec. 1, eff. June 14, 2013.
Acts 2023, 88th Leg., R.S., Ch. 644 (H.B. 4559), Sec. 243, eff. September 1, 2023.
Acts 2025, 89th Leg., R.S., Ch. 730 (H.B. 2012), Sec. 1, eff. September 1, 2025.
Acts 2025, 89th Leg., R.S., Ch. 892 (H.B. 2731), Sec. 1, eff. September 1, 2025.