IRS Criminal Investigation (CI) serves the American public by investigating potential criminal violations of the Internal Revenue Code and related financial crimes in a manner that fosters confidence in the tax system and compliance with the law. Report Tax Fraud Identify tax schemes Report tax fraud Voluntarily disclose What We Do About Criminal Investigation What we investigate Investigation process J5: Our international partnership Latest News September 21, 2023 — Wilson business owner latest to be sentenced in national COVID-19 fraud scheme September 21, 2023 — US, UK, Dutch agencies deliver virtual cyber training to Ukrainian law enforcement in effort to curtail sanctions evaders September 21, 2023 — Former CFO of Russian natural gas company sentenced to more than seven years in prison for tax crimes More press releases
