If any person with an interest in the subject matter of an application for the probate of a will or the administration of an estate is under the age of eighteen (18) years, under a legal disability, or incapable of adequately representing the person's own interest, the application shall state that fact, including the name and age of the person if known, and the name and address of the guardian, conservator, or personal representative, if any has been appointed.
N.M. Prob. Ct. R. 1B-203