of the Internal Revenue Code of 1986 is amended by adding at the end the following new clause: (iv) Limitation on exclusion For purposes of so much of the taxes imposed by sections 3201(a), 3211(a), and 3221(a) as are determined by reference to the rate in effect under section 3101(a) or 3111(a)— (I) in the case of any calendar year in which the contribution and benefit base (as determined under section 230 of the Social Security Act) is less than $250,000, clause (i) shall not apply to that part of the remuneration paid to an individual after remuneration of $250,000 for services rendered as an employee has been paid to such individual by an employer (or any person related to, or acting on behalf of, such employer, as determined by the Secretary) during the calendar year, and (II) in the case of any calendar year in which such contribution and benefit base equals or exceeds $250,000, clause (i) shall not apply. . (ii) Exclusion of remuneration which is not treated as compensation Section 3231(e)(2)(A)(ii) of the Internal Revenue Code of 1986 is amended by inserting or (iv) after under clause (i) . (D) Conforming amendment Section 3231(e)(2)(C) of the Internal Revenue Code of 1986 is amended by striking the second sentence of section 3121(a)(1) and inserting section 3121(aa)(2) . (2) Amendment to the Social Security Act Section 209(a)(1)(I) of the Social Security Act ( 42 U.S.C. 409(a)(1)(I) ) is amended by inserting before the semicolon at the end the following: except that this subparagraph shall apply only to calendar years for which the contribution and benefit base (as so determined) is less than $250,000, and, for such calendar years, only to the extent that remuneration with respect to employment paid to such employee does not exceed $250,000 . (b) Determination of self-Employment income above contribution and benefit base after 2024 (1) Amendments to Internal Revenue Code of 1986 (A) In general Section 1402(b) of the Internal Revenue Code of 1986 is amended to read as follows: (b) Self-Employment income