N.C. Gen. Stat. § 100-3
No bridge, arch, gate, fence or other structure intended primarily for ornamental or memorial purposes and which is paid for either wholly or in part by appropriation from the State treasury, or which is to be placed on or allowed to extend over any property belonging to the State, shall be begun unless the design and proposed location thereof shall have been submitted to the North Carolina Historical Commission and approved by it. Furthermore, no existing structures of the kind named and described in the preceding part of this section owned by the State, shall be removed or remodeled without submission of the plans therefor to the North Carolina Historical Commission and approval of said plans by the North Carolina Historical Commission. This section shall not be construed as amending or repealing Chapter 197 of the Public Laws of 1935.
N.C. Gen. Stat. § 100-3