Tax Rates By Income Level 2025. For tax year 2025, the top tax rate remains 37% for individual single taxpayers with incomes greater than $609,350 ($731,200 for married couples filing jointly). These rates apply to your taxable income.

How to file your taxes: For dividends, ireland’s top integrated tax rate was the highest among european oecd countries (57.1 percent), followed by denmark (54.8 percent) and the united kingdom.