N.C. Gen. Stat. § 144-3

The board of trustees or managers of the several State institutions and public buildings shall provide a North Carolina flag, of such dimensions and material as they may deem best, and the same shall be displayed from a staff upon the top of each and every such building, at all times except during inclement weather, and upon the death of any State officer or any prominent citizen the flag shall be put at half-staff until the burial of such person has taken place.