Missouri Revised Statutes Title XXIII. Corporations, Associations and Partnerships § 347.171. Action by member, conditions

(1) The plaintiff does not have the authority under the provisions of the operating agreement to cause the limited liability company to sue in its own right;

(2) The plaintiff has made demand on the authorized person or persons having the authority to cause the limited liability company to institute such action requesting that such persons cause the limited liability company to sue in its own right;

(3) The persons with such authority have refused to bring the action or, after adequate time to consider the demand, have failed to respond to such demand; and

(4) The plaintiff is a member of the limited liability company at the time of bringing the action, and was a member of the limited liability company at the time of the transaction of which he complains, or his status as a member of the limited liability company thereafter devolved upon him by operation of law or pursuant to the terms of the operating agreement from a person who was a member at such time.