- 46 - Section 1.6662-3(b)(3), Income Tax Regs., states that a "frivolous" position is one that is "patently improper". The above provisions of the regulations governing the adequate disclosure exception, former section 1.6662-4(e) and (f), Income Tax Regs., were effective for income tax returns due after December 31, 1991. Former sec. 1.6662- 2(d), Income Tax Regs. Thus, for 1991 and 1992 returns, the amount of the understatement is reduced with respect to an item if there is adequate disclosure of the item and the tax treatment of the item is not frivolous. Regarding income tax returns due before the effective date of the initial regulations promulgating rules for making adequate disclosure under section 6662(d)(2)(B)(ii), i.e., income tax returns due before December 31, 1991 (determined without regard to extensions of time for filing), the Internal Revenue Service announced that the rules applicable to section 6661 would be used for determining what constitutes adequate disclosure under section 6662(d)(2)(B). Notice 90-20, 1990-1 C.B. 328. The regulations under former section 6661 governing the adequate disclosure exception, former section 1.6661-4, Income Tax Regs., provided as follows: � 1.6661-4 Disclosure of certain information (a) In general. Items (other than tax shelter items as defined in � 1.6661-5(c)) forPage: Previous 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 Next
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