(a)
(2) The method of computing, under section 2(a), the tax of husband and wife in the case of a joint return, or the tax of a surviving spouse, is as follows:
(i) First, the taxable income is reduced by one-half. Second, the tax is determined as provided by section 1 by using the taxable income so reduced. Third, the tax so determined, which is the tax that would be determined if the taxable income were reduced by one-half, is then multiplied by two to produce the tax imposed in the case of
(ii) The limitation under section 1(c) of the tax to an amount not in excess of a specified percent of the taxable income for the taxable year is to be applied before the third step above, that is, the limitation to be applied upon the tax is determined as the applicable specified percent of one-half of the taxable income for the taxable year (such one-half of the taxable income being the actual aggregate taxable income of the spouses, or the total taxable income of the surviving spouse, as the case may be, reduced by one-half). For the percent applicable in determining the limitation of the tax under section 1(c), see § 1.1-2(a). After such limitation is applied, then the tax so limited is multiplied by two as provided in section 2(a) (the third step above).
(iii) The following computation illustrates the method of application of section 2(a) in the determination of the tax of a husband and wife filing a joint return for the calendar year 1965. If the combined gross income is $8,200, and the only deductions are the two exemptions of the taxpayers under section 151(b) and the standard deduction under section 141, the tax on the joint return for 1965, without regard to any credits against the tax, is $1,034.20 determined as follows:
(b)
(2) The following computation illustrates the method of computing the tax of a husband and wife filing a joint return for calendar year 1971. If the combined gross income is $8,200, and the only deductions are the two exemptions of the taxpayers under section 151(b), as amended, and the standard deduction under section 141, as amended, the tax on the joint return for 1971, without regard to any credits against the tax, is $968.46, determined as follows:
(3) The limitation under section 1348 with respect to the maximum rate of tax on earned income shall apply to a married individual only if such individual and his spouse file a joint return for the taxable year.
(c)
(d)
(e)