Mo. Rev. Stat. § 23.205
23.205 Annual report by committee on laws which expire, sunset, terminate or ...
23.205. Annual report by committee on laws which expire, sunset, terminate or become ineffective in two years. — The joint committee on legislative research shall file a report with the general assembly by January third of each year which provides a detailed listing of all statutes which expire, sunset, terminate, or otherwise become ineffective by their own provisions within the next two years.
(L. 2003 S.B. 548)