Missouri Revised Statutes Title XXI. Public Safety and Morals § 315.075. Hotel operator may eject person, when

(1) Nonpayment of charges incurred by the individual renting or leasing a room, accommodations or facilities of the hotel when the charges are due and owing;

(2) The individual renting or leasing a room, accommodations or facilities of the hotel is visibly intoxicated, under the influence of alcohol or other drug and is disorderly so as to create a public nuisance;

(3) The owner or operator reasonably believes that the individual is using the premises for an unlawful purpose;

(4) The owner or operator reasonably believes that the individual has brought something into the hotel which may create an unreasonable danger or risk to other persons, including but not limited to unlawful use of firearms or explosives; and

(5) The individual is in violation of any federal, state or local laws or regulations relating to the hotel.