Proposing an amendment to the Constitution of the State of Iowa relating to restricting certain individual income tax changes

R. Constitution of the State of Iowa relating to restricting certain individual income tax changes. The amendment requires a two-thirds majority for certain changes to state individual income tax rates or the taxable income ranges applied to the individual income tax rates. The amendment provides that any bill which enacts, amends, or repeals the state individual income tax rates, or the taxable income ranges applied to the individual income tax rates, or both, which causes an increase in state tax revenues, as determined by the general assembly, must be adopted by two-thirds majority vote of each house of the general assembly. A lawsuit challenging a bill pursuant to the two-thirds majority passage requirement must be filed no later than one year from the date of enactment of the bill. Finally, the amendment provides that the general assembly shall enact laws to implement the amendment. The joint resolution, if adopted, would be published and then referred to the next general assembly (90th) for adoption, before being submitted to the electorate for ratification.