Mo. Rev. Stat. § 198.436: Rules, regulations, promulgation, procedure.

No regulations implementing sections 198.401 to 198.436 may be filed with the secretary of state without first being provided to interested parties registered on a list of such parties to be maintained by the director of the department of social services. Regulations must be provided to all interested parties seventy-two hours prior to being filed with the secretary of state. No rule or portion of a rule promulgated under the authority of sections 198.401 to 198.436 shall become effective unless it has been promulgated pursuant to the provisions of section 536.024.