Mo. Rev. Stat. § 68.259
Notwithstanding the provisions of section 1.140 to the contrary, the provisions of sections 68.025, 68.035, 68.040, 68.057, 68.070, 68.200, 68.205, 68.210, 68.215, 68.220, 68.225, 68.230, 68.235, 68.240, 68.245, 68.250, 68.255, and 68.260 as contained in this act* shall be nonseverable, and if any provision is for any reason held to be invalid, such decision shall invalidate all of the remaining provisions of sections 68.025, 68.035, 68.040, 68.057, 68.070, 68.200, 68.205, 68.210, 68.215, 68.220, 68.225, 68.230, 68.235, 68.240, 68.245, 68.250, 68.255, and 68.260 as contained in this act*.
(L. 2010 S.B. 578)
* "This act" (S.B. 578, 2010) contained numerous sections. Consult Disposition of Sections table for a definitive listing.