2025 and 2026 Self-Employment Tax

Self-Employment Tax contains Social Security Tax and Medicare Tax.
Employee’s portion of Social Security Tax for 2025 was 6.2%.
The maximum wages and earnings subject to social security tax is $176,100 for 2025 and it increases to $184,500 for 2026.
The employee's portion of the Medicare tax rate is 1.45% and there is no limit on the wages and earnings subject to Medicare tax.
Also, as of January 2015, in addition to the rates above, employees are responsible to pay an additional Medicare tax of 0.9%, if wages/compensation exceeds $125,000 for Filing status of Married Filing Separate, $200,000 for Filing status of Single or Head of Household or Qualifying Widow(er), $250,000 for Filing status of Married Filing Joint.
Staff members may refer to the “U.N. employee's share of self-employment tax calculation worksheet” available here to assist them in calculating their share of the self-employment tax for 2025.
Staff members may refer to the “U.N. employee's share of self-employment tax calculation worksheet” available here to assist them in calculating their share of the self-employment tax for 2026.