N.C. Gen. Stat. § 143-140

(1) Any person desiring to raise any question under this Article or under the North Carolina State Building Code shall be entitled to a technical interpretation from the appropriate enforcement agency, as designated in the preceding section. Upon request in writing by any such person, the enforcement agency through an appropriate official shall within a reasonable time provide a written interpretation, setting forth the facts found, the decision reached, and the reasons therefor. In the event of dissatisfaction with such decision, the person affected shall have the options of: Appealing to the Building Code Council or

(2) Appealing directly to the Superior Court, as provided in G.S. 143-141.

(3) If an interpretation under this section or under G.S. 143-141(b) changes after a building permit is issued, the permit applicant may choose which version of the interpretation will apply to the permit, unless such a choice would cause harm to life or property.