31 C.F.R. § 850.801 – Confidentiality.

(a) Except to the extent required by law or otherwise provided in paragraphs (b) through (d) of this section, information or documentary materials not otherwise publicly available that are submitted to the Department of the Treasury under this part shall not be disclosed to the public.
(b) Notwithstanding paragraph (a) of this section, except to the extent prohibited by law, the Department of the Treasury may disclose information or documentary materials that are not otherwise publicly available, subject to appropriate confidentiality and classification requirements, when such information or documentary materials are:
1. (1) Relevant to any judicial or administrative action or proceeding;
2. (2) Provided to Congress or to any duly authorized committee or subcommittee of Congress; or
3. (3) Provided to any domestic governmental entity, or to any foreign governmental entity of a United States partner or ally, where the information or documentary materials are important to the national security analysis or actions of such governmental entity or the Department of the Treasury.
(c) Notwithstanding paragraph (a) of this section, the Department of the Treasury may disclose to third parties information or documentary materials that are not otherwise publicly available when the person who submitted or filed the information or documentary materials has consented to its disclosure to such third parties.
(d) Notwithstanding paragraph (a) of this section, the Department of the Treasury may disclose information that is not already publicly available, when such disclosure of information is determined by the Secretary to be in the national interest. Any determination under this paragraph (d) may not be delegated below the level of the Assistant Secretary of the Treasury.
(e) The Department of the Treasury may use the information gathered pursuant to this part to fulfill its obligations under the Order, which may include publication of anonymized data.