Mo. Rev. Stat. § 227.280
Whenever the construction or operation by any person, firm, corporation, or association of any water power and/or hydroelectric project results in the inundation of any land, highway or part of a highway, under the control and supervision of the state highways and transportation commission, the state highways and transportation commission is hereby empowered to negotiate and agree to a settlement with such person, firm, corporation, or association, their heirs, administrators, executors, assigns, successors, receivers, or trustees, of the damages resulting to any such land, highway or part thereof from any such inundation; provided, that all moneys received in any such settlement shall be deposited with the state treasurer to the credit of the state road fund; provided, however, that sections 227.260, 227.270 and 227.280 shall not operate to deprive any county or other local subdivision of such refund, if any, to which it may otherwise by law be entitled.
§ 227.280, RSMo