Irs Interest Rates 2024. For tax year 2024, the top tax rate remains 37% for individual single taxpayers with incomes greater than $609,350 ($731,200 for married couples. For the tax year 2024, the top tax rate is 37% for individual single taxpayers with incomes greater than $609,350 ($731,200 for married couples filing jointly).
Interest rates remain the same for the second quarter of 2024. In order to use our free online irs interest calculator, simply enter how much tax it is that you owe (without the addition of your penalties as interest is not charged on any.
