Mo. Rev. Stat. § 251.280
The regional planning commission may appoint to serve at its* pleasure and may compensate an executive secretary and such employees as it deems necessary for its work and may hire such experts and consultants for part-time or full-time service as may be necessary for the performance of its responsibilities.
(L. 1965 2d Ex. Sess. p. 908 § 12)
*Word "their" appears in original rolls.