(a) Not later than the 30th day after the date the commission issues a notice or order charging that a violation of this chapter has occurred, the commission shall inform the person charged of the proposed amount of the penalty.
(b) Not later than the 30th day after the date the person is informed under Subsection (a), the person shall:
(1) pay the proposed penalty in full; or
(2) forward the proposed amount to the commission for placement in an escrow account if the person wishes to contest the amount of the penalty or the fact of the violation.
(c) If administrative or judicial review of the proposed penalty determines that a violation did not occur or that the amount of the penalty should be reduced, the commission, not later than the 30th day after the date of the determination, shall remit the appropriate amount to the person, with interest at the prevailing United States Department of the Treasury rate.