Treasury Inspector General for Tax Administration
OIG Website URL:
Abbreviation:
TIGTA
Agencies Overseen:
What to Report to the OIG Hotline:
Reports of waste, fraud, abuse, misconduct, or whistleblower reprisal relating to the programs and operations of the Internal Revenue Service (IRS) may be made to the Treasury Inspector General for Tax Administration’s (TIGTA) Hotline. TIGTA has jurisdiction over protected disclosures and allegations of whistleblower retaliation involving IRS employees, contractors, and subcontractors.
What Not to report to the OIG Hotline :
Tax-related matters including alleged tax fraud or underreporting of taxes, unless an IRS employee is involved in the alleged wrongdoing.
Hotline Link: