U.S. Department of the Treasury, Office of Inspector General

The U.S. Department of the Treasury Office of Inspector General (USDT-OIG or Treasury OIG) is one of the Inspector General offices created by the Inspector General Act Amendments of 1988. The Inspector General for the Department of the Treasury is charged with investigating and auditing department programs to combat waste, fraud, and abuse.

The Inspector General for the Department of the Treasury is charged with conducting independent audits, investigations and reviews to help the Treasury Department accomplish its mission; improve its programs and operations; promote economy, efficiency and effectiveness; and prevent and detect fraud and abuse.

History of Inspectors General Inspector GeneralAppointment DateLoren J. Sciurba (Acting)January 3, 2025https://oig.treasury.gov/meet-inspector-generalRichard Delmar (Acting)June 30, 2019Eric ThorsonAugust 12, 2008Dennis S. Schindel (Acting IG)April 30, 2007Harold DamelinApril 4, 2005Dennis S. Schindel (Acting IG)April 3, 2004Jeffrey A. Rush Jr.July 30, 1999Lawrence W. Rogers (Acting)May 17, 1999David C. WilliamsOctober 26, 1998Richard B. Calahan (Deputy IG)February 9, 1998Valerie LauOctober 11, 1994Robert Cesca (Deputy IG)January 21, 1993Donald E. KirkendallNovember 22, 1989Robert P. Cesca (Acting)June 1, 1989Michael R. Hill (Principal Deputy IG)April 16, 1989Michael R. HillApril 6, 1986John C. LaytonSeptember 9, 1984Emily Marwell (Acting)February 26, 1984Paul K. TrauseAugust 12, 1981Eugene H. Essner (Acting)February 1, 1981Leon G. WigrizerAugust 18, 1978

References