Creates (beginning January 1, 2024) a stand-alone credit for contributions to Indiana ABLE accounts. Provides that a taxpayer is entitled to a credit against adjusted gross income tax equal to the least of: (1) 20% of the amount of the total contributions made by the taxpayer to an account or accounts of an Indiana ABLE 529A savings plan during the taxable year; (2) $500; or (3) the amount of the taxpayer's adjusted gross income tax for the taxable year, reduced by the sum of all allowable credits. Provides that a taxpayer is not entitled to a carryback, carryover, or refund of an unused credit. Provides that a taxpayer may not sell, assign, convey, or otherwise transfer the tax credit. Provides that an account owner of an Indiana ABLE 529A savings plan must repay all or a part of the credit in a taxable year in which any nonqualified withdrawal is made.