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  2. Department of the Treasury – Internal Revenue Service. Application for Award for Original Information. Form 211. Retrieved from:
  3. Internal Revenue Service (IRS). What Happens to a Claim for an Informant Award (Whistleblower). (Accessed September 2016)
  4. Kocieniewski D.SEPT. 11, 2012. Whistle-Blower Awarded $104 Million by I.R.S. The New York Times
  5. Internal Revenue Service (IRS). IRS Whistleblower Program. Fiscal year 2015. Annual Report to Congress. Retrieved from:
  6. Laura Saunders. January 7, 2012. U.S. Income ‘Tax Gap’ Widens. The Wall Street Journal