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The 15.3% self-employment tax is made of which two parts?

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  1. 12.4% Social Security plus 2.9% Medicare
  2. 10% income tax plus 5.3% state tax
  3. 7.65% federal plus 7.65% state

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References

  1. IRS: Self-employment tax (Social Security and Medicare taxes) www.irs.gov/businesses/small-businesses-self-employed/self-employment-tax-social-security-and-medicare-taxes Checked 2026-10-11.

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