A Chart summarizing the confidentiality protections afforded to merging parties' submissions to the US antitrust agencies during the merger review process. This Chart discusses the confidentiality protections for information submitted under the Hart-Scott-Rodino (HSR) Act, through compulsory process, meaning in response to a civil investigative demand (CID) or subpoena, or voluntarily, as well as Freedom of Information Act (FOIA) protections.