Mo. Rev. Stat. § 473.783: Notice of independent administration, contents.

After letters testamentary or of administration authorizing independent administration of an estate are issued, the notice required by section 473.033 shall contain a paragraph in substantially the following form:

"The personal representative may administer the estate independently, without adjudication, order, or direction of the probate division of the circuit court, unless a petition for supervised administration is made to and granted by the court."