tax
(6) Tax. The term tax means Federal tax. (7) Tax benefit. A tax benefit includes deductions, exclusions from gross income, nonrecognition of gain, tax credits, adjustments (or the absence of adjustments) to the basis of property, status as an entity exempt from Federal income taxation, and any other tax consequences that may reduce a taxpayer's Federal tax liability by affecting the amount, timing, character, or source of any item of income, gain, expense, loss, or credit. (8) Tax return. The term tax return means a Federal tax return and a Federal information return. (9) Tax structure. The tax structure of a transaction is any fact that may be relevant to understanding the purported or claimed Federal tax treatment of the transaction. (10) Tax treatment. The tax treatment of a transaction is the purported or claimed Federal tax treatment of the transaction. (11) Taxpayer. The term taxpayer is defined in 1.6011-4(c)(1) of this chapter. (12) Tax result protection. The term tax result protection includes insurance company and other third party products commonly described as tax result insurance. (13) Transaction of interest. The term transaction of interest is defined in 1.6011-4(b)(6) of this chapter. See also 20.6011-4(a), 25.6011-4(a), 26.6011-4, 31.6011-4(a), 53.6011-4(a), 54.6011-4(a), or 56.6011-4(a) of this chapter.