Wyo. Stat. § 4-10-303

(a) To the extent there is no conflict of interest between the representative and the person represented or among those

being represented with respect to a particular question or dispute:

(i) A conservator may represent and bind the estate that the conservator controls;

(ii) A guardian may represent and bind the ward if a conservator of the ward's estate has not been appointed;

(iii) An agent having authority to act with respect to the particular question or dispute may represent and bind the principal;

(iv) A trustee may represent and bind the beneficiaries of the trust;

(v) A personal representative of a decedent's estate may represent and bind persons interested in the estate;

(vi) A parent with primary legal custody may represent and bind each of the parent's minor or incapacitated children if no legal representative has been appointed by a court for that child, unborn children of that parent, the unborn descendants of each child, and each minor or incapacitated descendant of each child if no legal representative has been appointed by a court for that descendant, to the extent there is no conflict of interest between the parent and the person or class of persons represented with respect to a particular question or dispute; and

(vii) A beneficiary who is not a qualified beneficiary shall be represented and bound by the decisions, actions and omissions of the qualified beneficiary through whom, or by reason of whose death or exercise of a power of appointment, the beneficiary will receive his interest, if any, in the trust, including without limitations for the purposes of W.S. 4-10-802, 4-10-813, 4-10-1005 and 4-10-1009.

(b) A trustee may rely on a certificate of the fiduciary described in paragraphs (a)(i) through (v) of this section with regard to whether or not any such conflict of interest exists.