Mo. Rev. Stat. § 211.332: Detention facilities not required to be provided by certain second class counties — law applicable for facilities which are maintained in those counties.

Notwithstanding the provisions of section 211.331 or any other provision of law in conflict with the provisions of this section, no county which becomes a county of the second class after September 28, 1987, shall be required to provide a place of detention for children. The governing body of any such county may provide such a facility, and if it does so, then all provisions of law relating to the operation and support of such a facility by a county of second class shall be applicable.