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The Treasury Inspector General for Tax Administration (TIGTA) was established under the IRS Restructuring and Reform Act of 1998 to provide independent oversight of IRS activities. TIGTA promotes the economy, efficiency, and effectiveness in the administration of the internal revenue laws. It is also committed to the prevention and detection of fraud, waste, and abuse within the IRS and related entities.

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Latest Audit Reports Recent Investigations
February 8, 2016
Processes Are Needed to Ensure Reliability of Federal Unemployment Tax Certification Files and to Work Multi-State Cases [PDF]
»Press Release
February 4, 2016
Accounting and Controls Need to Be Improved for Excess Collections [PDF]
»Press Release
January 28, 2016
Continued Refinement of the Return Review Program Identity Theft Detection Models Is Needed to Increase Detection [PDF]
»Press Release
December 22, 2015
Improved Tax Return Filing and Tax Account Access Authentication Processes and Procedures Are Needed [PDF]
»Press Release
»More Audit Reports
December 15, 2015
Canadian Man Extradited from Hungary for His Role in U.S. Fraud Scheme
December 15, 2015
Jury Finds IRS Employee Guilty of Disclosing Tax Information
December 15, 2015
New Jersey Woman Sentenced for Impersonating Federal Officials
December 15, 2015
Former IRS Employee and Ex-Husband Arrested in Connection With Fraudulent Tax Refunds
November 16, 2015
New York Man Arrested for Impersonating an IRS Employee and Attempting to Interfere With the IRS
November 16, 2015
Woman Falsely Claims to be an IRS Employee to Obtain Loans and Purchase Vehicles
»More Investigation Highlights
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Publication Type   Publication Title
Inspections & Evaluations Report: January 13, 2016
The Internal Revenue Service Needs to Set Meaningful Time Limits for Most Reasonable Accommodation Requests for Adaptive Technology [PDF]
Peer Review Report: January 7, 2016
2015 Peer Review Report [PDF]
Semiannual Report: December 16, 2015
April 1, 2015 - September 30, 2015 [PDF]
Management Performance Challenges Facing the IRS: October 15, 2015
Management and Performance Challenges Facing the Internal Revenue Service for Fiscal Year 2016 [PDF]
Congressional Testimony: August 26, 2015
Hearing Before the Committee on the Budget United States Senate “Identity Theft” [PDF]
Inspections & Evaluations Special Report: April 23, 2015
Compendium of Unimplemented Recommendations II [PDF]
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Last Updated: January 25, 2016
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