; and (D) in clause (v), as so redesignated by subparagraph (A) of this paragraph, by inserting and clause (iv) after clause (ii) . (b) Effective date The amendments made by this section shall apply with respect to individuals who initially become eligible (within the meaning of section 215(a)(3)(B)) for old-age or disability insurance benefits under title II of the Social Security Act, or who die (before becoming eligible for such benefits), in any calendar year after 2018. 7. Increase in employment tax rate (a) Wages (1) Employees Subsection (a) of section 3101 of the Internal Revenue Code of 1986 is amended to read as follows: (a) Old-Age, survivors, and disability insurance (1) In general In addition to other taxes, there is hereby imposed on the income of every individual a tax equal to the applicable percentage of the wages (as defined in section 3121(a)) received by him with respect to employment (as defined in section 3121(b)). (2) Applicable percentage For purposes of paragraph (1), the term applicable percentage means the percentage determined under the following table: The applicable In case of wages received during: percentage shall be: 2019 6.25 percent 2020 6.30 percent 2021 6.35 percent 2022 6.40 percent 2023 6.45 percent 2024 or thereafter 6.50 percent. . (2) Employers Subsection (a) of section 3111 of such Code is amended to read as follows: (a) Old-Age, survivors, and disability insurance (1) In general In addition to other taxes, there is hereby imposed on every employer an excise tax, with respect to having individuals in his employ, equal to the applicable percentage of the wages (as defined in section 3121(a)) paid by him with respect to employment (as defined in section 3121(b)). (2) Applicable percentage For purposes of paragraph (1), the term applicable percentage means the percentage determined under the following table: The applicable In case of a taxable year beginning during calendar year: percentage shall be: 2019 6.25 percent 2020 6.30 percent 2021 6.35 percent 2022 6.40 percent