Except as provided under Texas Water Code §§ 11.142, 11.1421 and 11.1422, no person may divert, store, impound, take or use water or begin construction of any work designed for the storage, taking, or diversion of water without first obtaining a water right. Such authorization may be with or without a term, on an annual or seasonal basis, or on a temporary or emergency basis as provided by this chapter.
30 Tex. Admin. Code § 297.11