Montana State Income Tax Rates 2024
Montana State Income Tax Rates 2024. Updated for 2024 with income tax and social security deductables. Beginning january 1, 2024, the highest marginal tax rate will decrease from 6.75% to 5.9% and tax rates will now be based on the filing status the taxpayer uses on the.
Senate bill 399, passed during the 67th legislature in 2021, made significant changes to montana’s income tax system effective tax year 2024. These resources can help you determine your filing requirements and options.