N.C. Gen. Stat. § 95-271
This Article does not expand, diminish, alter, or modify any duty of any employer to provide a safe workplace for employees and other persons. This Article does not limit the ability of an employer, employee, or victim to pursue any other civil or criminal remedy provided by law. This Article does not apply in circumstances where an employee or representative of employees is engaged in union organizing, union activity, a labor dispute, or any activity or action protected by the National Labor Relations Act, 29 U.S.C. § 151, et seq. Nothing in this Article is intended to change the National Labor Relations Act's preemptive regulation of legally protected activities, nor to change the right of the State and its courts to regulate activities not protected by the National Labor Relations Act.
N.C. Gen. Stat. § 95-271