N.C. Gen. Stat. § 35A-1352
For purposes of G.S. 35A-1351(5)a. of this Article, if such paper-writing provides for the residuary estate to be placed in trust for a term of years, with stated amounts of income payable to designated beneficiaries during the term and stated amounts payable to designated beneficiaries upon termination of the trust, such designated beneficiaries shall be deemed to be specific devisees and those taking the remaining income of the trust and, at the end of the term, the remaining principal shall be deemed to be residuary devisees who would take under the paper-writing if the incompetent died contemporaneously with the signing of the order of approval of such gifts. In no case shall any prospective executor or trustee be considered either a specific or residuary devisee.
N.C. Gen. Stat. § 35A-1352