surviving spouse

(1) In general For purposes of section 1, the term “surviving spouse” means a taxpayer— (A) whose spouse died during either of his two taxable years immediately preceding the taxable year, and (B) who maintains as his home a household which constitutes for the taxable year the principal place of abode (as a member of such household) of a dependent (i) who (within the meaning of section 152, determined without regard to subsections (b)(1), (b)(2), and (d)(1)(B) thereof) is a son, stepson, daughter, or stepdaughter of the taxpayer, and (ii) with respect to whom the taxpayer is entitled to a deduction for the taxable year under section 151. For purposes of this paragraph, an individual shall be considered as maintaining a household only if over half of the cost of maintaining the household during the taxable year is furnished by such individual.


26 USC § 2(a)(1)

Scoping language

For purposes of this paragraph
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