Missouri Revised Statutes Title XXXVIII. Crimes and Punishment; Peace Officers and Public Defenders § 577.800. Unlawful use of unmanned aircraft over open-air facility, offense of--permissible acts--violation, penalty--signage

(1) Operates an unmanned aircraft within a vertical distance of four hundred feet from the ground and within the property line of an open-air facility; or

(2) Uses an unmanned aircraft with the purpose of delivering to a person within an open-air facility any object described in subdivision (1) or (2) of subsection 4 of this section.

(1) An employee of an open-air facility at the direction of the president or chief executive officer of the open-air facility;

(2) A person who has written consent from the president or chief executive officer of the open-air facility;

(3) An employee of a law enforcement agency, fire department, or emergency medical service in the exercise of official duties;

(4) A government official or employee in the exercise of official duties;

(5) A public utility or a rural electric cooperative if:

(6) An employee of a railroad in the exercise of official duties on any land owned or operated by a railroad corporation regulated by the Federal Railroad Administration.

(1) Delivering a gun, knife, weapon, or other article that may be used in such manner to endanger the life of an employee or guest at an open-air facility, in which case the offense is a class B felony; or

(2) Delivering a controlled substance, as that term is defined under section 195.010, in which case the offense is a class D felony.