Mo. Rev. Stat. § 192.420: Department to make rules — procedure.

The department of health and senior services shall administer sections 192.400 to 192.490 and may formulate and promulgate rules on radiation, including registration of radiation sources and machines, as may be necessary to prohibit and prevent unnecessary radiation. Rules shall be promulgated pursuant to the provisions of this section and chapter 536. No rule or portion of a rule promulgated under the authority of sections 192.400 to 192.490 shall become effective unless it has been promulgated pursuant to the provisions of section 536.024.