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About TIGTA

The Treasury Inspector General for Tax Administration (TIGTA) was established in January 1999 by the Internal Revenue Service (IRS) Restructuring and Reform Act of 1998 to provide independent oversight of IRS activities.

We provide quality, professional audit, investigative, and inspection and evaluation services that promote integrity, economy, and efficiency in the administration of the Nation’s tax system. Although we are placed organizationally within the Department of the Treasury and report to the Secretary of the Treasury and to Congress, we function independently from all other offices and bureaus within the Department of the Treasury. more...

Our Vision

Maintain a highly skilled, proactive, and diverse Inspector General organization dedicated to working in a collaborative environment with key stakeholders to foster and promote fair tax administration.

Our Mission

Provide quality, professional audit, investigative, and inspection and evaluation services that promote integrity, economy, and efficiency in the administration of the nation’s tax system.

Our Core Values