Limitation of civil liability.

No permitholder licensed to conduct pari-mutuel wagering pursuant to the provisions of this chapter; no commissioner or employee of the commission; and no steward, judge, or other person appointed to act pursuant to this chapter shall be held liable to any person, partnership, association, corporation, or other business entity for any cause whatsoever arising out of, or from, the performance by such permittee, director, employee, steward, judge, or other person of her or his duties and the exercise of her or his discretion with respect to the implementation and enforcement of the statutes and rules governing the conduct of pari-mutuel wagering, so long as she or he acted in good faith. This section shall not limit liability in any situation in which the negligent maintenance of the premises or the negligent conduct of a race contributed to an accident; nor shall it limit any contractual liability.