N.C. Gen. Stat. § 147-64.8

The Auditor shall maintain independence in the performance of his authorized duties. Except as otherwise provided by law, neither the General Assembly nor the Governor nor any department or agency of the executive or judicial branches of State government shall have the authority to limit the scope, direction, or report of an audit undertaken by the Auditor. No State regulatory agency shall by any fiscal or administrative requirements attempt to limit the scope, direction, or report of an audit undertaken by the Auditor.