Mo. Rev. Stat. § 172.950: Confidentiality of donor records.

Notwithstanding any provision of law, the curators of the University of Missouri may close the following records as they relate to a donor or potential donor:

(1) Any credit report, banking information, or personal financial documents, including legal documents that are part of an estate plan that is provided to the institution by the donor or potential donor;

(2) Any tax return or other personal financial information that federal or Missouri taxing authorities are allowed or required to treat as confidential under the federal Internal Revenue Code, Missouri income tax statutes, or their respective implementing regulations.