REGULATION OF SUBDIVISIONS IN POPULOUS COUNTIES OR CONTIGUOUS COUNTIES.
Tex. LOC. GOV'T Code § 242.002.
in effect(a) This section applies only to a county operating under Section 232.006 .
(b) For an area in a municipality's extraterritorial jurisdiction, as defined by Section 212.001 , a subdivision plat may not be filed with the county clerk without the approval of the municipality.
(c) In the extraterritorial jurisdiction of a municipality, the municipality has exclusive authority to regulate subdivisions under Subchapter A of Chapter 212 and other statutes applicable to municipalities.
(d) In an unincorporated area outside the extraterritorial jurisdiction of a municipality, the municipality may not regulate subdivisions or approve the filing of plats, except as provided by The Interlocal Cooperation Act (Article 4413(32c), Vernon's Texas Civil Statutes).