Mo. Rev. Stat. § 217.280 (2026)

  217.280.  Firearms may be carried by designated employees — powers of arrest and apprehension. — 1.  Under the rules and regulations of the department, designated employees may carry firearms when necessary for the proper discharge of their duties in this state or any state.

  2.  Those persons authorized to act by the director shall have the same power as granted any other law enforcement officers in this state to arrest escaped offenders and apprehend all persons who may be aiding and abetting such escape as defined in section 217.390.