- 25 - III. Penalty A. General Rules The Commissioner bears the burden of production in any court proceeding with respect to an individual’s liability for penalties or additions to tax. Sec. 7491(c). To meet this burden, the Commissioner must present “sufficient evidence indicating that it is appropriate to impose the relevant penalty” or addition to tax. Higbee v. Commissioner, 116 T.C. 438, 446 (2001). In instances where an exception to the penalty or addition to tax is afforded upon a showing of reasonable cause, the taxpayer bears the burden of showing such cause. Id. at 446- 447. B. Section 6662 Accuracy-Related Penalty Pursuant to section 6662(a), a taxpayer may be liable for a 20-percent penalty on the portion of an understatement of income tax attributable to, inter alia, negligence or disregard of rules or regulations, or to a substantial underpayment of tax. Sec. 6662(a) and (b)(1) and (2). “Negligence” includes any failure to make a reasonable attempt to comply with the provisions of the Internal Revenue Code. Sec. 6662(c). The regulations promulgated under section 6662 provide that negligence is strongly indicated where “A taxpayer fails to make a reasonable attempt to ascertain the correctness of a deduction, credit or exclusion on a return which would seem to a reasonable andPage: Previous 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 NextLast modified: March 27, 2008