30 Tex. Admin. Code § 303.1
These sections are applicable to water rights in the Rio Grande Basin below Fort Quitman, and water rights in that portion of the Nueces-Rio Grande Coastal Basin in Starr, Hidalgo, Willacy and Cameron Counties whose source of water is the Rio Grande, excluding the Pecos and Devils watersheds. All other rules, regulations, or orders promulgated or issued by the commission are also applicable to these water rights unless in conflict with the provisions of this chapter, in which event this chapter shall govern.
Source Note:The provisions of this §303.1 adopted to be effective July 2, 1986, 11 TexReg 2885.