Section 1 Child tax credit identification requirements
“(e) Identification requirements
“(1) In general—No credit shall be allowed under this section to a taxpayer with respect to any qualifying child unless the taxpayer includes the social security number of—
“(A) such child, and
“(B) the taxpayer (and, in the case of a joint return, the taxpayer's spouse),
“(2) Social security number—For purposes of paragraph (1), with respect to an individual and a taxable year, the term social security number means a social security number issued to an individual by the Social Security Administration, but only if the social security number is issued—
“(A) to a citizen of the United States or pursuant to subclause (I) (or that portion of subclause (III) that relates to subclause (I)) of section 205(c)(2)(B)(i) of the Social Security Act, and
“(B) before the due date for the return of tax for such taxable year.”