Mo. Rev. Stat. § 536.053
Current with changes from the 2023 Legislative Session
Any person who is or may be aggrieved by any rule promulgated by a state agency shall have standing to challenge any rule promulgated by a state agency and may bring such an action pursuant to the provisions of section 536.050. Such person shall not be required to exhaust any administrative remedy and shall be considered a nonstate party.
§ 536.053, RSMo