(a) An employer that is not liable for payment of contributions to the unemployment compensation fund under Subtitle A, Title 4, is exempt from this chapter, except with respect to employment of a person in agriculture.
(b) The commission shall furnish a certificate stating whether a specified employer is liable for the payment of contributions to the unemployment compensation fund under Subtitle A, Title 4, to a person making a written request for a certificate. The commission may require payment of a fee not to exceed $5 for the issuance of the certificate.
(c) A certificate issued under this section is admissible in evidence in an action brought by an employee under Subchapter E. In the absence of evidence to the contrary:
(1) it is presumed that the facts stated in the certificate are true; and
(2) the certificate is conclusive as to whether the named employer is exempt from this chapter under this section.