W. Va. Code § 44D-3-303: Representation by fiduciaries and parents.

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:

(1) A conservator or guardian of the protected person may represent and bind the estate that the fiduciary controls;

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

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

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

(5) A parent may represent and bind the parent's minor or unborn child if a conservator or guardian for the child has not been appointed; and

(6) If a minor or unborn person is not otherwise represented under this section, a grandparent or more remote ancestor may represent and bind that minor or unborn person.