Investigations
The Investigative Process
Learn more about OIG's process for initiating and conducting investigations.
OIG Investigative Priorities
Learn more about the OIG's three main investigative priorities.
Common Fraud Schemes
Learn more about common fraud schemes involving Department of Transportation Funds.
The Federal Acquisition Regulation (FAR) requires that contractors timely notify the Office of Inspector General whenever there is credible evidence to believe that a violation(s) of criminal law and/or the civil False Claims Act have occurred in connection with a Federal contract
Print Fraud Awareness Posters
Print and share fraud awareness placards and posters with contact information for the OIG Hotline.
Fraud Alert: Identity Theft Scheme
Learn more about a recurring identity theft scheme requesting DOT contractor financial information.
IMPACT Magazine
IMPACT Magazine provides an annual behind-the-scenes look at some of the more significant investigations conducted by OIG special agents.
OIG Wanted Fugitives
Defendants charged with transportation related crimes sometimes flee rather than face prosecution or serve a sentence. Help us locate these fugitives from justice.