(a) No licensee of the commission or any other person shall commit any act, or conspire to commit any act, that, though not specified in this Subchapter, constitutes conduct detrimental to the best interests of racing or is in its nature fraudulent or corrupt or injurious to the character of the turf. Any such act or attempt, or conspiracy shall constitute a violation of this Subchapter and shall subject the licensee or such other persons to the penalties prescribed herein.

(b) No owner, trainer, or driver of a horse shall threaten or join with others in threatening not to race, or not to enter or declare in because of the entry of a certain horse or horses or a particular stable or the presence of such horses or stable on the grounds of a licensed track.