Opinion 1287 (10/21/2025) Topic: Whistleblower using confidential information of former client Digest: A New York lawyer may not ethically act as a relator in a qui tam action under the False Claims Act (31 U.S.C. §§ 3729–3733) against a former client, where the information used to support the claim was obtained during the course of the prior representation, unless … Continued