DOD Procurement: Millions in Overpayments Returned by DOD Contractors

Pursuant to a congressional request, GAO reviewed the Department of Defense's (DOD) overpayments to contractors and subsequent contractor refunds, focusing on: (1) the nature of the contractors' payments; (2) how long the funds were outstanding; (3) DOD efforts to detect and recover contract overpayments; and (4) DOD actions to strengthen its contract payment system.