Montana Title 30. Trade and Commerce § 30-10-909. Fraudulent and other prohibited practices

(1) employ any device, scheme, or artifice to defraud;

(2) make any untrue statement of a material fact;

(3) fail to state a material fact necessary to render any statement made not misleading; or

(4) engage in any other act, practice, or course of business that operates or would operate as a fraud or deceit upon any person.