6 C.F.R. § 29.8
(d) Further use or disclosure of information by State, and local governments.
(f) Disclosure for law enforcement purposes and communication with submitters; access by Congress, the Comptroller General, and the Inspector General; and whistleblower protection - (1) Exceptions for disclosure.
(i) PCII shall not, without the written consent of the person or entity submitting such information, be used or disclosed for purposes other than the purposes of the CII Act, except -
(C) When disclosure of the information is made by any officer or employee of the United States -
(1) To either House of Congress, or to the extent of matter within its jurisdiction, any committee or subcommittee thereof, any joint committee thereof or subcommittee of any such joint committee; or
(2) To the Comptroller General, or any authorized representative of the Comptroller General, in the course of the performance of the duties of the Government Accountability Office.