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2025 Tax Updates
This guide is synced with the latest data from the IRS and the Department of Revenue.
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Frequently Asked Questions about Montana Taxes
What is the 2025 filing deadline for Montana?
For the 2025 tax year, returns are generally due by April 15, 2026. This aligns with the federal IRS deadline.
Is there "no tax on tips" in Montana?
Currently, the "no tax on tips" proposal has not become state law in Montana for the 2025 tax season. Tips remain taxable income.
Is Montana tax progressive or flat?
Montana uses a progressive tax structure. Check our calculator for exact bracket details.
JS
Verified Tax Expert
James Sterling, CPA, MST
Senior Tax Strategist with over 15 years in federal tax planning and IRS compliance. James holds a Master of Science in Taxation and has helped thousands of taxpayers optimize their 2025 tax refund estimator results.
Member of AICPAIRS Enrolled AgentTax Law Reviewer 2025