A municipality with a population of more than 175,000 located in a county that contains an international border and borders the Gulf of Mexico may not annex an area that would cause another municipality to be entirely surrounded by the corporate limits or extraterritorial jurisdiction of the annexing municipality.
Tex. Loc. Gov't Code § 43.017
PROHIBITION AGAINST ANNEXATION TO SURROUND MUNICIPALITY IN CERTAIN COUNTIES
Added by Acts 2015, 84th Leg., R.S., Ch. 941 (H.B. 4059), Sec. 3, eff
Official source: Texas Constitution and Statutes. Reproduced from public-domain Texas statutes; confirm against the official source for the current text. Not legal advice.