S Corp Tax Calculator
Estimate owner-level federal taxes and business-level payroll/franchise costs for an S-corp scenario.
Configure your scenario
Enter S-corp profit, owner salary, and filing status to estimate taxes.
$180,000
$46,452
$133,548
Detailed estimate
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S-corp tax - quick answers
Why is owner salary required in this model?+
IRS guidance requires reasonable compensation for shareholder-employees who provide more than minor services before non-wage distributions.
Does this include every S-corp adjustment?+
No. This is a baseline estimate and does not include every credit, deduction, or state-specific election.
Sources & Act Reference
S-corp estimator references
Reasonable compensation
Shareholder-employees performing substantial services are generally expected to receive wage compensation.
Payroll tax split
Employee and employer shares apply to wages; pass-through distributions are modeled separately.
Rule Trace
Applied rule and official references
Applied rule: business profit -> salary + employer payroll + pass-through; owner tax on salary/pass-through
Official quick links
Compliance checklist
Validate reasonable salary benchmarking, payroll setup, accountable plans, and state election/annual-report obligations.
Smart Insight
Estimated total tax and modeled costs for this S-corp scenario are $46,452.
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Self-employment tax
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Quarterly estimated tax
Close the loop by translating business estimates into payments.