Small Business Tax Calculator: Know What Your Business Owes—And What You Shouldn’t Be Paying
Use our Small Business Tax Calculator to estimate your 2025 federal tax liability based on your net income, structure, and payroll setup. Whether you’re an LLC, S-Corp, or sole proprietor—this tool helps you understand your tax exposure and where strategy can save you.
How it works
Enter Your Net Business Income
Input your gross revenue and expenses for a quick estimate of your net taxable profit.
Select Your Entity Type
Choose your current business structure (Sole Prop, LLC, S-Corp). We’ll apply the correct tax rate and calculations based on IRS 2025 rules.
Review Your Estimated Tax Liability
Get a high-level projection of what your business might owe—and how adjusting payroll, contributions, or entity structure could lower that number.
Frequently Asked Questions
Does this calculator work for S-Corps and Sole Props?
Yes—it supports multiple entity types and adjusts your tax projection accordingly.
Can this help with estimated quarterly taxes?
Yes—this is a great tool to model what you may owe per quarter and plan accordingly.
Is this just federal or does it include state tax?
This tool provides a federal estimate only. For state-specific analysis, schedule a free call with our strategist team.
What’s the next step after using the calculator?
Book a call with our team and we’ll show you how to legally reduce that number using our MERNA™ framework.
Don’t Just Calculate It—Cut It.
We’ve helped business owners save thousands with better structure, compensation, and planning. Now that you know your number—let’s reduce it.
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