Wyo. Stat. Ann. § 37-12-211

Any public utility which violates or fails to comply with any provision of this act, or which fails, omits or neglects to obey, observe or comply with any order, decision, decree, rule, direction, demand or requirement, or any part or provision thereof, of the commission, in a case in which a penalty has not hereinbefore been provided for, such public utility is subject to a penalty of not less than one hundred dollars ($100.00) nor more than five thousand dollars ($5,000.00) for each and every offense.