Self Employment Calculator | Jeffrey Elam, EA | IRS Enrolled Agent

Self-Employment Tax Estimator | JefScot Tax

1Income & Filing Information

Tax Year Select the year you are estimating

Filing Status Affects your income tax bracket

Gross Business Revenue Total income before expenses

Business Expenses Total deductible business expenses

Other Household Income (W-2, spouse, etc.) Affects your overall tax bracket — enter 0 if none

2Above-the-Line Deductions — check all that apply

SEP-IRA / Solo 401(k) Contribution

Up to 25% of net SE income — one of the most powerful tax reducers for the self-employed

Self-Employed Health Insurance Premiums

100% deductible if not eligible for employer-sponsored coverage. Cannot exceed your net SE income — cannot create a loss. Includes dental and vision premiums.

Home Office Deduction

Simplified method: $5/sq ft up to 300 sq ft ($1,500 max). Or enter your actual deduction.

Vehicle / Mileage Deduction

Standard mileage rate shown per selected year. Enter your total deduction amount.

Other Deductions

Professional development, subscriptions, equipment, professional fees, etc.

✦ Your SE Tax Estimate

Quarterly Estimated Payment Schedule

Quarter	Period	Due Date	Status	Amount

Tax planning beats tax paying. Jeffrey Scott, EA can help you structure retirement contributions, maximize deductions, and set up a quarterly system that keeps you out of penalty territory all year long.

This estimator uses IRS-published rates for each selected tax year. Results are estimates only — actual liability depends on your complete financial picture, applicable credits, and filing circumstances. 2026 brackets and SS wage base are estimated based on 2025 rates pending IRS publication. SE tax: 15.3% on net earnings up to the SS wage base, 2.9% Medicare above that threshold.
Contact Jeffrey Scott, EA for personalized tax planning.