(a) The workers' compensation self-insurance fund is a fund in the state treasury. The fund may be used only for the regulation of certified self-insurers.
(b) The department shall deposit the application fee for a certificate of authority to self-insure in the Texas Department of Insurance operating account to the credit of the division.
(c) Any amount remaining in the fund at the end of a fiscal year shall be used to reduce the regulatory fee assessed under Section 407.102 in the succeeding fiscal year.