Mo. Rev. Stat. § 116.340: Publication of approved measures.

When a statewide ballot measure is approved by the voters, the secretary of state shall publish it with the laws enacted by the following session of the general assembly, and the revisor of statutes shall include it in the next edition or supplement of the revised statutes of Missouri. Each of the measures printed above shall include the date of the proclamation or statement of approval under section 116.330.