Section 307.104 - Saving ProvisionsThe amendment or repeal of a rule does not affect:
(1) the prior operation of the rule or any prior action taken under the Rule;(2) any right, privilege, obligation, or liability previously acquired, accorded, or incurred under the Rule;(3) any violation of the Rule or any penalty or punishment incurred under the Rule before its amendment or repeal; or(4) any investigation, proceeding, or remedy concerning any privilege, obligation, liability, penalty or punishment under the Rule.16 Tex. Admin. Code § 307.104
The provisions of this §307.104 adopted to be effective January 1, 2002, 26 TexReg 10530