Self-Employment Tax Is 15.3% on Top of Income Tax – Plan for It
Once your net self-employment earnings reach $400 a year, you owe a 15.3% tax for Social Security and Medicare in addition to income tax, and no employer withholds it. Set aside part of every payment and send it to the IRS each quarter, or have extra withheld from a W-2 job, so April never brings a bill you can’t cover.
