We have written several times about penalty defenses, including substantial authority, issues of first impression and tax reporting disclosures. Additionally, we previously covered  the 2016 case of Graev v. Commissioner, where a divided US Tax Court (Tax Court) held that supervisory approval was not necessary before determining a penalty in a deficiency proceeding because the statutory language of Internal Revenue Code (Code) Section 6751(b)(1) couched such approval in terms of a proposed penalty assessment. For those not well-versed in procedural tax lingo, an “assessment” is merely the formal recording of a tax liability in the records of the Internal Revenue Service (IRS). In cases subject to the deficiency procedures—i.e., where taxpayers have a right to contest the IRS’s position in the Tax Court—no assessment can be made until after the Tax Court’s decision is final. (more…)