- 8 - returns [prepared by him] without cogent proof that they are incorrect.” As discussed infra in Section I.B. and C., petitioner has failed to furnish such proof. B. Failure To Challenge Income Adjustments on Brief Other than making a vague assertion that he “was requires [sic] to and fully complied with the filing of * * * [the 1988 return] consistent with the 1099 information” (which suggests a mistaken belief that such reporting was required even though petitioner disputed the information), on brief, petitioner challenges only one of the income items: the short-term capital gain from the sale of 240 shares of IBM (the IBM stock).5 If an argument is not pursued on brief, we may conclude that it has been abandoned. See Clajon Gas Co. v. Commissioner, 119 T.C. 197, 213 n.17 (2002); Davis v. Commissioner, 119 T.C. 1 n.1 (2002); Nicklaus v. Commissioner, 117 T.C. 117, 120 n.4 (2001); Rybak v. Commissioner, 91 T.C. 524, 566 n.19 (1988). C. Sale of the IBM Stock--Alleged Theft of Sale Proceeds Petitioner argues that there is no proof that Merrill Lynch sold the IBM stock at petitioner’s request or that petitioner received the proceeds of that sale. During the trial, petitioner acknowledged that the Merrill Lynch tax reporting statement for 5 During the trial, petitioner admitted that the $9,022 received from the National Bank of Washington constituted a premature distribution from a qualified retirement account. On brief, he challenges only the imposition of the sec. 72(t) 10-percent additional tax on that distribution.Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next
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