Mo. Rev. Stat. § 456.5-506
Whether or not a trust contains a spendthrift provision, a creditor or assignee of a beneficiary may reach a mandatory distribution of income or principal, including a distribution upon termination of the trust, if the trustee has not made the distribution to the beneficiary within a reasonable time after the required distribution date.
(L. 2004 H.B. 1511)
Effective 1-1-05