United States Court of Appeals for the Sixth Circuit Grants Writ of Mandamus to Preserve Privilege for Internal Investigations

On October 3, 2025, the United States Court of Appeals for the Sixth Circuit upheld the application of the attorney-client privilege and work product doctrine to internal investigations. The Sixth Circuit’s decision to grant a writ of mandamus In re: FirstEnergy Corp., No. 24-3654 (6th Cir. Oct. 3, 2025) reversed the district court’s order compelling production of documents related to internal investigations commenced by FirstEnergy Corporation.

Read “United States Court of Appeals for the Sixth Circuit Grants Writ of Mandamus to Preserve Privilege for Internal Investigations” on the Milbank General Counsel Blog.