Mo. Rev. Stat. § 276.070: Violation may be enjoined.

If any person, firm or corporation maintaining such public market, or buying, selling or exchanging cattle, hogs or sheep at such public market, shall violate any provision of sections 276.010 to 276.080, such person, firm or corporation shall be permanently enjoined from maintaining, directly or indirectly, such public market, and from buying, selling or exchanging any cattle, hogs or sheep at such public market.