Information reported to or otherwise obtained by the Secretary or the representative of the Secretary under this section containing or related to a trade secret or other matter referred to in
section 1905 of title 18, or authorized to be exempt from public disclosure by
section 552(b) of title 5, is confidential under section 1905. However, on approval of the Secretary, the information may be disclosed to other officers, employees, or agents concerned with carrying out this chapter or when it is relevant in a proceeding under this chapter.