(a) Except as provided in section 16-113, a guard or other law enforcement officer may, subject to the provisions of paragraph (b) of this section, use physical force when he reasonably believes such to be immediately necessary to prevent escape from confinement or in transit thereto or therefrom.

    (b) A guard or other law enforcement officer may not use deadly force under circumstances described in paragraph (a) of this section unless the use of deadly force is authorized under state or federal law.

    (c) The defendant shall have the burden of injecting the issue of justification under this section.

(Code 1964, § 7.675)

     State law reference(s)--Similar provisions, RSMo. § 563.056.