North Carolina General Statutes Chapter 143. State Departments, Institutions, and Commissions § 143-215.9. Restrictions on authority of the Commission

(1) Grant to the Commission any jurisdiction or authority with respect to air contamination existing solely within commercial and industrial plants, works or shops;

(2) Affect the relations between employers and employees with respect or arising out of conditions of air contamination or air pollution;

(3) Supersede or limit the applicability of any law, rules and regulations or ordinances relating to industrial health or safety.