10 Petitioner argues that his failure to achieve success in the brokerage business should not preclude a determination that he is engaged in such activity for profit. He insists that he has a good faith profit motive and that the Internal Revenue Service and this Court should not be permitted to decide otherwise since we allegedly lack any brokerage experience. It is well settled that we are not required to accept self-serving testimony in the absence of corroborating evidence. Lerch v. Commissioner, 877 F.2d 624, 631-632 (7th Cir. 1989), affg. T.C. Memo. 1987-295; Niedringhaus v. Commissioner, 99 T.C. 202, 212 (1992). Based on the foregoing, we conclude that petitioner was not engaged in a brokerage business for profit, and, accordingly, having received no income from that source, is not entitled to claim a deduction for any expenses related thereto during the years at issue. We next consider whether petitioner is liable for an addition to tax for negligence under section 6653(a)(1) for 1988 and an accuracy-related penalty under section 6662 for 1989. Section 6653(a)(1) imposes an addition to tax equal to 5 percent of the underpayment if any part of an underpayment of tax was due to negligence or intentional disregard of rules or regulations. Negligence is defined by section 6653(a)(3) as the failure to exercise the due care of a reasonable and ordinarily prudent person under similar circumstances. Neely v. Commissioner, 85 T.C. 934, 947 (1985). Under section 6662, there shall be added to the tax an amount equal to 20 percent of the portion of thePage: Previous 1 2 3 4 5 6 7 8 9 10 11 Next
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