
Thompson v. Commissioner 155 T.C. No. 5
On August 27, 2020, the Tax Court issued its opinion in Thompson v. Commissioner (155 T.C. No. 5). The primary issue presented in Thompson v. Commissioner was whether the offer of settlement of the petitioners’ tax liabilities under reduced penalty rates on any later-determined underpayment arising out of an abusive tax transaction was an “initial determination” of a penalty for purposes of IRC § 6751(b)(1)’s prior written supervisory approval requirement. Background to Thompson v. Commissioner The




