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📍 Sioux Falls Tax Rates
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 South Dakota Taxes
What is the 2025 filing deadline for South Dakota?
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 South Dakota?
Currently, the "no tax on tips" proposal has not become state law in South Dakota for the 2025 tax season. Tips remain taxable income.
Is South Dakota tax progressive or flat?
South Dakota does not have a state income tax.
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.
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