N.C. Gen. Stat. § 150B-21.25

A person who is not entitled to a free copy of the North Carolina Administrative Code or North Carolina Register may obtain a copy by paying a fee set by the Codifier of Rules. The Codifier must set separate fees for the North Carolina Register and the North Carolina Administrative Code in amounts that cover publication, copying, and mailing costs. All monies received under this section must be credited to the General Fund.