1. The Commissioner shall require each association of self-insured public or private employers to audit the payroll of each member of the association not less than annually in order to verify:
(a) The classification or classifications of each member of the association;
(b) The payroll of each member of the association; and
(c) The assessment required to be paid by each member of the association.
2. The Commissioner may require the association to submit a report which summarizes the results of the audit in a form required by the Commissioner.
3. The expenses of any audit conducted pursuant to this section must be paid by the association.