Mo. Rev. Stat. § 447.622
Any organization may petition to have property declared abandoned pursuant to the provisions of sections 447.620 to 447.640 and for temporary possession of such property, if:
(L. 1993 S.B. 376 § 2, A.L. 1994 S.B. 513, A.L. 2002 H.B. 1634 merged with S.B. 1086 & 1126, A.L. 2005 H.B. 58)