D.C. Code § 19-1303.05: Appointment of representative.

(a)

If the court determines that an interest is not represented under this subchapter, or that the otherwise available representation might be inadequate, the court may appoint a representative to receive notice, give consent, and otherwise represent, bind, and act on behalf of a minor, incapacitated, or unborn individual, or a person whose identity or location is unknown. A representative may be appointed to represent several persons or interests.

(b)

A representative may act on behalf of the individual represented with respect to any matter arising under this chapter, whether or not a judicial proceeding concerning the trust is pending.

(c)

In making decisions, a representative may consider general benefit accruing to the living members of the individual’s family.