The law sets the self-employment tax rate as a percentage of your net earnings from self-employment. This rate consists of 12.4% for social security and 2.9% for Medicare taxes.
The maximum amount of net earnings subject to the 12.4% social security portion of the self-employment (SE) tax for 2020 is $132,900. All net earnings of at least $400 are subject to the Medicare part of the tax.
Self-Employment Income is income from:
See Topic No. 554 Self-Employment Tax and Understanding Employment Taxes for detailed information.
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