Mo. Rev. Stat. § 319.327
1. It shall be the duty of the division of fire safety to:
(3) Upon approval by majority vote of the state blasting safety board, promulgate any rule necessary for carrying out the purposes of sections 319.300 to 319.345. No rule promulgated by the state fire marshal shall duplicate, amend, supersede, or conflict with the provisions of any statute, regulation, or policy established by:
(L. 2007 H.B. 298)