Mo. Rev. Stat. § 72.140: Reorganization to take effect, when — officers hold, how long.

Any city which may organize under this chapter shall continue as before in every respect with all former rights and obligations until the time fixed for such reorganization to take effect; and all its officers and employees shall continue to discharge the duties of their respective offices and shall hold their offices until their successors are elected or appointed and qualified, except as herein otherwise provided.