1. Short title This Act may be cited as the Social Security Check Tax Cut Act . 2. Temporary reduction of inclusion in gross income for old-age and survivors insurance benefit payments (a) In general Section 86 of the Internal Revenue Code of 1986 is amended by adding at the end the following new subsection: (g) Special rules for taxable years 2024 and 2025 (1) In general In the case of a taxable year beginning after December 31, 2023, and before January 1, 2026, this section shall be applied as provided in paragraphs (2) and (3). (2) Separate application for retirement and disability benefits Subsection (a) shall be applied separately with respect to— (A) any social security benefits received by the taxpayer by reason of entitlement to— (i) a monthly benefit under section 202 of the Social Security Act ( 42 U.S.C. 402 ), or (ii) a tier 1 railroad retirement benefit, and (B) any social security benefits received by the taxpayer by reason of entitlement to a monthly benefit under section 223 of the Social Security Act ( 42 U.S.C. 423 ). (3) Reduction of inclusion in gross income for old-age and survivors insurance benefit payments For purposes of any social security benefits which are described in paragraph (2)(A), in lieu of the amount determined under subsection (a) (after the application of paragraph (2)) with respect to such benefits, the amount of such benefits which are included in the gross income of the taxpayer under this section shall be equal to— (A) the amount otherwise determined under subsection (a) (after the application of paragraph (2)) with respect to such benefits, minus (B) an amount equal to— (i) in the case of a taxable year beginning after December 31, 2023, and before January 1, 2025, 10 percent of the amount determined under subparagraph (A), and (ii) In the case of a taxable year beginning after December 31, 2024, and before January 1, 2026, 20 percent of the amount determined under subparagraph (A). . (b) Protection of trust funds There are hereby appropriated to the Federal Old-Age and