Texas Water Code - WATER § 36.1146. Change in Operating Permits

(a) If the holder of an operating permit, in connection with the renewal of a permit or otherwise, requests a change that requires an amendment to the permit under district rules, the permit as it existed before the permit amendment process remains in effect until the later of:

(b) If the permit amendment process results in the denial of an amendment, the permit as it existed before the permit amendment process shall be renewed under Section 36.1145 without penalty, unless Subsection (b) of that section applies to the applicant.

(c) A district may initiate an amendment to an operating permit, in connection with the renewal of a permit or otherwise, in accordance with the district's rules.  If a district initiates an amendment to an operating permit, the permit as it existed before the permit amendment process shall remain in effect until the conclusion of the permit amendment or renewal process, as applicable.