Income Tax Brackets 2024 Individual. You pay tax as a percentage of your income in layers called tax brackets. Starting in 2024, iowa consolidated its four individual income tax brackets into three, reducing the top rate from 6% to 5.7%.

Under harris’ plan, the top marginal tax rate for the highest income brackets would rise to 39.6% for income above $400,000 for single filers and $450,000 for joint filers. Starting in 2024, iowa consolidated its four individual income tax brackets into three, reducing the top rate from 6% to 5.7%.