Self-employed workers pay both sides of the FICA tax — 15.3% on top of income tax — but the employer half is deductible as an adjustment before calculating adjusted gross income
About 16 million Americans filed Schedule SE with their federal tax returns in recent years, according to IRS Statistics of Income data. Every one of them confronted the same math: because no employer exists to split the payroll tax bill, freelancers, gig workers, independent contractors, and sole proprietors owe the full 15.3% self-employment tax on…