11 CFR § 111.21 - Confidentiality (52 U.S.C. 30109(a)(12)).
(a) Except as provided in 11 CFR 111.20, no complaint filed with the Commission, nor any notification sent by the Commission, nor any investigation conducted by the Commission, nor any findings made by the Commission shall be made public by the Commission or by any person or entity without the written consent of the respondent with respect to whom the complaint was filed, the notification sent, the investigation conducted, or the finding made.
(b) Except as provided in 11 CFR 111.20(b), no action by the Commission or by any person, and no information derived in connection with conciliation efforts pursuant to 11 CFR 111.18, may be made public by the Commission except upon a written request by respondent and approval thereof by the Commission.
(c) Nothing in these regulations shall be construed to prevent the introduction of evidence in the courts of the United States which could properly be introduced pursuant to the Federal Rules of Evidence or Federal Rules of Civil Procedure.