Treasury Inspector General for Tax Administration
Governmental agency that is resonsible for oversight of the internal revenue service. http://www.tigta.gov
Other links at Law Enforcement > Government Agencies
The Secret Service is charged with protecting the President and Vice President of the United States and also with various enforcement functions in the Treasury Department.
Agency is responsible for investigating computer intrusions and other crimes perpetrated against the Internal Revenue Service. This site features information regarding the System Intrusion and Network Attack Response Team and the Computer Investigative Support division.