Mo. Rev. Stat. § 407.898: Civil action for unlawful termination of contract, authorized — costs and attorney fees recoverable.

If a manufacturer, wholesaler or distributor violates any provisions of sections 407.895 and 407.897, a retailer may bring an action against such manufacturer, wholesaler, or distributor in any court of competent jurisdiction for damages sustained by the retailer as a consequence of the violation, together with the actual costs of the action, including reasonable attorney fees, and the retailer also may be granted injunctive relief against unlawful termination, cancellation, nonrenewal or substantial change of competitive circumstances. The remedies set forth in this section shall not be deemed exclusive and shall be in addition to any other remedies permitted by law.