N.C. Gen. Stat. § 58-40-135

There is no liability on the part of and no cause of action of any nature arises against any director, administrator, or employee of a market assistance program, or the Commissioner or his representatives, for any acts or omissions taken by them in creation or operation of a market assistance program. The immunity established by this section does not extend to willful neglect, malfeasance, bad faith, fraud, or malice that would otherwise make an act or omission actionable.