(a) Subject to Subsection (b), the advisory board may order a certificate or temporary permit holder to pay a refund to a consumer as provided in an agreement resulting from an informal settlement conference instead of or in addition to imposing an administrative penalty under Subchapter F.
(b) The amount of a refund ordered as provided in an agreement resulting from an informal settlement conference may not exceed the amount the consumer paid to the certificate or temporary permit holder for a service regulated by this chapter. The advisory board may not require payment of other damages or estimate harm in a refund order.