II 119th CONGRESS 1st Session S. 529 IN THE SENATE OF THE UNITED STATES February 11, 2025 Mr. Warnock (for himself, Ms. Baldwin , Mr. Booker , Mr. Blumenthal , Mr. Fetterman , Mrs. Gillibrand , Mr. Heinrich , Mr. Kim , Ms. Klobuchar , Mrs. Murray , and Mr. Welch ) introduced the following bill; which was read twice and referred to the Committee on Health, Education, Labor, and Pensions A BILL To limit cost-sharing for prescription drugs, and for other purposes.

1. Short title This Act may be cited as the Capping Prescription Costs Act of 2025 . 2. Cap on prescription drug cost-sharing (a) Qualified health plans Section 1302(c) of the Patient Protection and Affordable Care Act ( 42 U.S.C. 18022(c) ) is amended— (1) in paragraph (3)(A)(i), by inserting , including cost-sharing with respect to prescription drugs covered by the plan after charges ; and (2) by adding at the end the following: (5) Prescription drug cost-sharing (A) 2026 For plan years beginning in 2026, the cost-sharing incurred under a health plan with respect to prescription drugs covered by the plan shall not exceed $2,000 per year for each enrolled individual, or $4,000 per year for each family. (B) 2027 and later (i) In general In the case of any plan year beginning in a calendar year after 2026, the limitation under this paragraph shall be equal to the applicable dollar amount under subparagraph (A) for plan years beginning in 2026, increased by an amount equal to the product of that amount and the medical care component of the consumer price index for all urban consumers (as published by the Bureau of Labor Statistics) for that year. (ii) Adjustment to amount If the amount of any increase under clause (i) is not a multiple of $5, such increase shall be rounded to the next lowest multiple of $5. . (b) Group health plans (1) Public Health Service Act Part D of title XXVII of the Public Health Service Act ( 42 U.S.C. 300gg–111 et seq. ) is amended by inserting after section 2799A–5 ( 42 U.S.C. 300gg–115 ) the following: 2799A–6. Cap on prescription drug cost-sharing for group health plans A group health plan and health insurance issuer offering group health insurance coverage shall ensure that any cost-sharing imposed under the plan or coverage with respect to prescription drugs covered by the plan or coverage does not exceed the limitations provided for under paragraph (5) of section 1302(c) of the Patient Protection and Affordable Care Act. . (2) Employee Retirement Income Security Act (A) In general Subpart B of part 7 of subtitle B of title I of the Employee Retirement Income Security Act ( 29 U.S.C. 1185 et seq. ) is amended by inserting after section 720 ( 29 U.S.C. 1185i ) the following: 721. Cap on prescription drug cost-sharing A group health plan and health insurance issuer offering group health insurance coverage shall ensure that any cost-sharing imposed under the plan or coverage with respect to prescription drugs covered by the plan or coverage does not exceed the limitations provided for under paragraph (5) of section 1302(c) of the Patient Protection and Affordable Care Act. . (B) Clerical amendment The table of contents in section 1 of the Employee Retirement Income Security Act of 1974 ( 29 U.S.C. 1001 note) is amended by inserting after the item relating to section 720 the following: Sec. 721. Cap on prescription drug cost-sharing . (3) Internal Revenue Code of 1986 (A) In general Subchapter B of chapter 100 of the Internal Revenue Code of 1986 is amended by inserting after section 9820 the following: 9821. Cap on prescription drug cost-sharing A group health plan shall ensure that any cost-sharing imposed under the plan with respect to prescription drugs covered by the plan does not exceed the limitations provided for under paragraph (5) of section 1302(c) of the Patient Protection and Affordable Care Act. . (B) Clerical amendment The table of sections for subchapter B of chapter 100 of the Internal Revenue Code of 1986 is amended by inserting after the item relating to section 9820 the following: Sec. 9821. Cap on prescription drug cost-sharing . (c) Effective date The amendments made by subsections (a) and (b) shall take effect with respect to plan years beginning on or after January 1, 2026.