Mo. Rev. Stat. § 622.027: Rules, procedure.

The division director with the approval of the department director shall make all rules necessary to perform the duties and responsibilities assigned to the division. The administrative law judges, acting together, shall make all necessary rules required to establish procedures of practice before them. All rules by the division director or the administrative law judges shall be made in accordance with the provisions of this section and chapter 536. No rule or portion of a rule promulgated under the authority of this chapter shall become effective unless it has been promulgated pursuant to the provisions of section 536.024.