Mo. Rev. Stat. § 402.134
1. Subject to the intent of the donor expressed in the gift instrument, an institution may appropriate for expenditure or accumulate so much of an endowment fund as the institution determines is prudent for the uses, benefits, purposes, and duration for which the endowment fund is established. Unless otherwise stated in the gift instrument, the assets in an endowment fund are donor-restricted assets until appropriated for expenditure by the institution. In making a determination to appropriate or accumulate, the institution shall act in good faith with the care that an ordinary prudent person in a like position would exercise under similar circumstances and shall consider, if relevant, the following factors:
3. Terms in a gift instrument designating a gift as an endowment, or a direction or authorization in the gift instrument to use only "income", "interest", "dividends", or "rents, issues or profits", or "to preserve the principal intact", or words of similar import:
(L. 2009 H.B. 239, A.L. 2014 H.B. 1523)
Effective 6-10-14