(a) The commission shall adopt rules prohibiting a person from unlawfully influencing or affecting the outcome of a race, including rules relating to the use of a prohibited device or prohibited substance at a racetrack or at a training facility.
(b) The commission shall require testing to determine whether a prohibited substance has been used.
(c) The commission's rules must require state-of-the-art testing methods. The testing may:
(1) be prerace or postrace as determined by the commission; and
(2) be by an invasive or noninvasive method.
(d) The commission shall adopt rules relating to the drug testing of license holders.