N.C. Gen. Stat. § 58-78A-3

The Office of the State Fire Marshal shall be a public office and the records, reports, books, and papers thereof on file therein shall be accessible to the inspection of the public, except that the records compiled as a part of an investigation for the crime of arson, that of unlawful burning, or of fraud, shall not be considered as public records and may be made available to the public only upon an order of a court of competent jurisdiction. Provided that such records shall upon request be made available to the district attorney of any district if the same concerns persons or investigations in his district.