Michigan Estimated Tax Payments (2026)

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If you're self-employed in Michigan, you likely need to make quarterly estimated tax payments to both the IRS and Michigan Department of Treasury. State payments are generally required in Michigan once you expect to owe $500 or more after withholding. Estimate your federal and Michigan quarterly payments below.

Your details

Do you need to pay?
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Federal Payments
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State Payments
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Full tax breakdown

Total Income
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Business deductions
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Self Employment Tax Deduction
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Adjusted gross income
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Standard deduction
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Other deductions
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Taxable income
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Self Employment Tax Liability
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Federal Taxes Liability
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State Tax Liability
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Credits
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Federal taxes withheld
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State taxes withheld
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Estimated annual federal tax bill
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Estimated annual MI tax bill
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Do you have to pay estimated taxes in Michigan?

Yes. If you're self-employed in Michigan and expect to owe $500 or more in Michigan income tax for 2026 after withholding, you must make quarterly estimated payments to Michigan Department of Treasury. That is below the federal $1,000 threshold, so most part-time freelancers owe them too. Michigan taxes income at a flat 4.25%.

When are Michigan estimated taxes due in 2026?

Michigan's 2026 quarterly payments are due April 15, June 15, September 15, and January 15, in four equal installments, on the same calendar as your federal payments.

  • Q1, April 15, 2026

  • Q2, June 15, 2026

  • Q3, September 15, 2026

  • Q4, January 15, 2027

How much should you set aside for Michigan estimated taxes?

Plan to set aside 25% to 30% of your net self-employment profit to cover federal and Michigan taxes combined, then confirm the exact amount with the calculator above. On $50,000 of net freelance profit, federal self-employment tax alone is about $7,065 (15.3% on 92.35% of your earnings). On top of that you'll owe federal income tax and Michigan income tax, up to about $2,125 at Michigan's flat rate before deductions.

How do you avoid a Michigan underpayment penalty?

To avoid a Michigan underpayment penalty, pay the smaller of 90% of your 2026 Michigan tax or 100% of your 2025 tax, or 110% of last year's tax if your prior-year AGI topped $150,000, in four on-time installments. Paying the full amount late doesn't help; each installment has to be on time. You can estimate a federal underpayment penalty here.

What deductions lower your Michigan estimated taxes?

Because estimated taxes are based on your net profit, every business write-off you claim lowers what you owe each quarter. Common deductions for 1099 workers, reported on Schedule C, include the home-office deduction, car mileage, phone and internet, software, and supplies. You can also deduct half of your self-employment tax, and the federal Qualified Business Income (QBI) deduction can remove up to 20% of your qualified business income, which flows through to your Michigan return in most states.

Keeper's 1099 tax calculator estimates your bill after deductions, and our write-off guides list the deductions for your line of work.

Do Michigan freelancers owe local or other taxes too?

Often yes. City income taxes in about two dozen cities, separate returns.

Note: Figures are current for the 2026 tax year and are for planning, not tax advice. Confirm the details with the Michigan Department of Treasury before you file.

How to file quarterly taxes in Michigan

Filing quarterly in Michigan means two separate payments each period: one to the IRS for federal tax, and one to Michigan Department of Treasury for your state taxes. Here’s how to do it.

  1. Confirm you need to pay. You owe estimated payments when tax isn’t withheld from enough of your income — 1099 or freelance work, investment income, or other untaxed income. Federal and Michigan run separate tests: the state generally requires estimated payments if you expect to owe $500 or more in Michigan tax after withholding and credits, subject to its safe-harbor rules.
  2. Calculate your federal estimate. Use the Form 1040-ES worksheet (or tax software). Estimate your full-year income, add your federal income tax and self-employment tax, subtract anything already withheld from a paycheck, and split the rest across the year. The estimate at the top of this page gives you a starting number.
  3. Calculate your Michigan estimate separately. Work out your Michigan amount on its own using Form MI-1040ES. Don’t just send part of your federal payment to the state — the Michigan calculation is separate, based on your Michigan income tax, credits, and any Michigan withholding.
  4. Pay the IRS. Pay through IRS Direct Pay (or EFTPS) and choose the estimated tax / Form 1040-ES option. Select tax year 2026 and save the confirmation number. This money counts only toward your federal taxes.
  5. Pay Michigan separately. Make a second payment to Michigan Individual Income Tax eServices and select the Form MI-1040ES estimated payment for 2026. Save that confirmation too. This money counts only toward your Michigan taxes.
  6. Repeat on each deadline. For 2026, federal estimated payments are due April 15, 2026, June 15, 2026, September 15, 2026, and January 15, 2027. Michigan uses those same four dates.

Steps reflect 2026 rules and are for planning, not tax advice.

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Frequently asked questions

Quarterly taxes by state

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