1. Short title This Act may be cited as the Health Savings Account Expansion Act of 2017 . 2. Adequate funds for health insurance plans (a) In general Section 223(b)(1) of the Internal Revenue Code of 1986 is amended by striking the sum of the monthly and all that follows through eligible individual and inserting $9,000 ($18,000 in the case of a joint return) . (b) Conforming amendments (1) Subsection (b) of such Code is amended by striking paragraphs (2), (3), and (5) and by redesignating paragraphs (4), (6), (7), and (8) as paragraphs (2), (3), (4), and (5), respectively. (2) Section 223(b)(2) of such Code (as redesignated by paragraph (1)) is amended by striking the last sentence. (3) Section 223(b)(4) of such Code (as redesignated by paragraph (1)) is amended to read as follows: (4) Medicare eligible individuals The limitation under this subsection for any taxable year with respect to an individual shall— (A) in the case of the first taxable year in which such individual is entitled to benefits under title XVIII of the Social Security Act, be the amount which bears the same proportion to the amount in effect under paragraph (1) with respect to such individual as— (i) the number of months in the taxable year during which such individual was not so entitled, bears to (ii) 12, and (B) be zero for any taxable year thereafter. . (4) Section 223(g)(1) of such Code is amended— (A) in the matter preceding subparagraph (A) by striking Each dollar amount in subsection (b)(2) and inserting In the case of taxable years beginning after December 31, 2017, each dollar amount in subsection (b)(1) , and (B) by amending subparagraph (B) to read as follows: (B) the cost-of-living adjustment determined under section 1(f)(3) for the calendar year in which such taxable year begins determined by substituting calendar year 2016 for calendar year 1992 . . (c) Effective date The amendments made by this section shall apply to taxable years beginning after December 31, 2017. 3. Parity with employer-provided health insurance