Mo. Rev. Stat. § 43.120 (2026)

  43.120.  Superintendent to regulate patrol — rank, appointment — officers to act in superintendent's absence — to compile criminal data. — 1.  The superintendent shall prescribe rules for instruction and discipline and make all administrative rules and regulations and fix the hours of duty for the members of the patrol.  The superintendent shall divide the state into troops and assign members of the patrol to such troops in the manner as deemed proper to carry out the purposes of this chapter.  The superintendent may call members of the patrol from one troop to another.

  2.  The superintendent shall appoint the lieutenant colonel and five majors from within the membership.  Such individuals shall serve at the superintendent's pleasure and shall return to their previously held rank after being relieved of their position duties by the present or incoming superintendent.  The superintendent shall classify and rank through promotions the majors, the director of radio, captains, lieutenants, sergeants, corporals, troopers, and radio personnel from the next lower grade after not less than one year of service satisfactorily performed therein.

  3.  In case of the absence of the superintendent, or at the time the superintendent designates, the lieutenant colonel shall assume the duties of the superintendent.  In the absence of both the superintendent and the lieutenant colonel, a major shall be designated by the superintendent or by the lieutenant colonel.  In case of the disability of the superintendent and the lieutenant colonel, the governor may designate a major as acting superintendent and when so designated, the acting superintendent shall have all the powers and duties of the superintendent.

  4.  The superintendent shall collect, compile and keep available for the use of peace officers of the state the information as is deemed necessary for the detection of crime and identification of criminals.  The superintendent shall have the authority to direct members and other employees of the patrol to carry out any public safety duty or service authorized or appropriated by the general assembly.

  5.  The superintendent is responsible for establishing policy, procedures, and regulations in cooperation with the law enforcement and criminal justice community in protecting the integrity of the MULES system.  The superintendent shall be responsible for the administration and enforcement of all MULES policies and regulations consistent with state and federal rules, policy, and law by which the MULES system operates.