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Every calculator shows the assumptions behind its output. Results are educational estimates, never guaranteed savings.
Educational estimate only
Business Tax Estimate
A rough educational range of federal income tax plus self-employment tax on business profit.
$27,436 – $40,036
Based on estimated net profit of $105,000.
Assumptions used
- Self-employment tax rate 15.3% applied to 92.35% of profit
- Federal income tax modeled as a flat 12%–24% band
- Tax year 1970; no state tax, credits, deductions or filing status modeled
This is not a tax filing, a savings guarantee, or advice. Confirm every figure with your qualified tax professional.