Estimated Tax Calculator
Enter your income and business details to calculate your tax liability.
Total business or 1099 income before expenses
Deductible business expenses
Results
About Quarterly Tax Calculator
Estimate quarterly estimated tax payments for self-employed individuals and businesses.
Understanding Estimated Tax
When calculating business taxes, it's important to understand:
- Self-employment tax (15.3%) covers Social Security and Medicare
- Income tax is calculated on net profit (income minus expenses)
- Quarterly estimated tax payments help avoid penalties
- Proper record-keeping is essential for deductions
Common Business Deductions
- Home office expenses (simplified or actual method)
- Vehicle and mileage (standard rate or actual expenses)
- Equipment and supplies
- Professional services and software subscriptions