
Whistleblower 15977-18W v. Commissioner T.C. Memo. 2021-143
On December 29, 2021, the Tax Court issued a Memorandum Opinion in the case of Whistleblower 15977-18W v. Commissioner (T.C. Memo. 2021-143). The primary issue presented in Whistleblower 15977-18W was whether the IRS’s Whistleblower Office (WBO) abused its discretion in concluding that the whistleblower claim did not provide specific and credible information sufficient to establish that the target taxpayer was citizen of United States at birth. Held: Discretion sound—no abuse here. Background In early September