date The amendments made by this section shall apply to taxable years beginning after December 31, 2023. 2. Earned income credit identification requirements (a) In general Subsection (m) of section 32 of the Internal Revenue Code of 1986 is amended by striking clause (II) (or that portion of clause (III) that relates to clause (II)) of section 205(c)(2)(B)(i) of the Social Security Act and inserting subclause (II) (or that portion of subclause (III) that relates to subclause (II)) of section 205(c)(2)(B)(i) of the Social Security Act, or any other social security number which does not indicate that the individual to whom the number is issued is authorized to work in the United States . (b) Effective date The amendment made by this section shall apply to taxable years beginning after December 31, 2023.