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Self-Employment Tax (SECA): Who Qualifies and What You Get

Learn how self-employment tax works, including who must pay, the cost of contributions, and how to avoid underpayment penalties.

This tax is how individuals who work for themselves contribute to federal social programs.

Who it's for

This applies to anyone whose net earnings from self-employment reach a certain threshold set by the government. If you earn a specific minimum amount through your own business or freelance work, you are required to pay this tax.

What you get

Paying this tax ensures you are contributing toward Social Security and Medicare. These are federal programs that provide benefits for retirees, people with disabilities, and older individuals.

What it costs you

The cost is a percentage of your net earnings from your business activities. Beyond the tax itself, you are responsible for making estimated tax payments on a quarterly basis throughout the year rather than having taxes withheld from a paycheck.

The catch to know

Even if you pay your full tax bill by the annual deadline in April, you can still face penalties. This happens if you fail to make the required quarterly estimated payments during the year.

How to apply

  1. Track your net earnings from all self-employment activities.
  2. Calculate your required quarterly estimated tax payments.
  3. Submit your payments to the relevant tax authority on time.
  4. Review the official guidance for specific filing details: https://www.irs.gov/businesses/small-businesses-self-employed/self-employment-tax-social-security-and-medicare-taxes