Missouri Revised Statutes Title XXX. Domestic Relations § 454.513. Attorney representation exclusive--attorney/client relationship not to exist, when--notice to party not represented by attorney, when

1. Any attorney initiating any legal proceedings at the request of the Missouri family support division shall represent the State of Missouri, department of social services, family support division exclusively. An attorney/client relationship shall not exist between the attorney and any applicant or recipient of child support enforcement services for and on behalf of a child or children, without regard to the name in which legal proceedings are initiated. The provisions of this section shall apply to a prosecuting attorney, circuit attorney, attorney employed by the state or attorney under contract with the family support division.

2. An attorney representing the division in a proceeding in which a child support obligation may be established or modified shall, whenever possible, notify an applicant or recipient of child support enforcement services of such proceedings if such applicant or recipient is a party to such a proceeding but is not represented by an attorney.