"This application provides access to the DoT CARS system. When logged on to the CARS system, your computer is considered a Federal computer system and is the Property of the U.S. Government. Any or all uses of this system and all files on this system may be intercepted, monitored, recorded, copied, audited, inspected, and disclosed to authorized CARS, DoT, and the law enforcement personnel, as well as authorized officials of other agencies, both domestic and foreign."
Uh, a little broad, maybe?
[video gets interesting starting 41 seconds into it.]