N.C. Gen. Stat. § 97-139

There shall be no liability on the part of and no cause of action of any nature may arise against any member self-insurer, the Association, or its agents or employees, the Board or its individual members, or the Commissioner or his representatives for any acts or omissions taken by them in the performance of their powers and duties under this Article. The immunity established by this section shall not extend to willful neglect or malfeasance that would otherwise be actionable.