N.C. Gen. Stat. § 43-43: Authorized transfer of equitable interests registered.

No writing or instrument for the purpose of transferring, encumbering or otherwise dealing with equitable interests in registered land shall be registered unless the power thereto enabling has been expressly conferred by or has been reserved in the writing or instrument creating such equitable instrument, or has been declared to exist by the decree of some court of competent jurisdiction, which decree must also be registered. (1913, c. 90, s. 20; C.S., s. 2417.)