(a) If the commission proposes to suspend or revoke a person's license, permit, or certificate of public convenience and necessity, the person is entitled to a hearing before the commission.
(b) The commission may not:
(1) refuse to issue a license, permit, or certificate to a person because of the person's race, religion, color, sex, or national origin; or
(2) revoke or suspend the license, permit, or certificate of a person because of the person's race, religion, color, sex, or national origin.