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//// Career · Tax

1099 Tax Withholding Calculator

No employer to withhold taxes? Calculate the exact % to set aside from every payment — SE tax, federal income tax by bracket, and your state. Quarterly due dates and per-invoice set-aside included.

Where this fits

🧾 TaxTax StackGoing 1099Freelancers

This tool lives inside Tax Stack + Going 1099 and is most useful for freelancers.

SE Tax Rate15.3%
QBI Deduction20%
Quarterly DeadlinesApr · Jun · Sep · Jan

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1099 Quarterly Tax Planner

Calculate your quarterly IRS payments with QBI deduction (Section 199A), safe harbor, and all 4 due dates. Adds the 20% pass-through deduction that most freelancers forget to claim.

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Quarterly Tax Safe Harbor Calculator

Calculate the exact quarterly estimated tax payment to avoid the IRS underpayment penalty. Computes both safe harbor methods — 100%/110% of prior year tax vs 90% of current year — recommends the lower one, and shows your per-quarter payment schedule.

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Self-Employment Tax Calculator

Calculate your exact self-employment tax using the IRS formula. Shows SE tax (SS + Medicare), the half-SE deduction, 2024 federal income tax brackets, effective rate, take-home pay, and quarterly estimated payment.

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