AN ACT concerning tax-advantaged savings programs; allowing the taxpayer to elect the taxable year in which a subtraction modification for contributions to 529 qualified tuition accounts, ABLE accounts or first-time home buyer savings accounts would be applied; authorizing the state treasurer to appoint a 529 program advisory committee; amending K.S.A. 75-644 and K.S.A. 2023 Supp. 79-32,117 and repealing the existing sections.