N.C. Gen. Stat. § 160A-349.13

The board of trustees of any cemetery, created pursuant to this Article, shall have the power to sell at public auction, as provided by G.S. 160-59, any real property, title to which is held by it, which it shall determine to be unfit or unnecessary for cemetery purposes, except when such sale would violate the terms of any deed, gift or trust pursuant to which the property proposed to be sold was acquired. Any such sales and conveyances heretofore made by any such board of trustees are hereby validated.