LLC Tax Calculator (Default Federal Treatment)
Estimate federal tax for a single-member LLC taxed as a disregarded entity (Schedule C + Schedule SE baseline).
Configure your scenario
Enter LLC profit, other income, and optional state fee for a federal estimate.
$140,000
$39,742
$100,258
Detailed estimate
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Pakistan calculators
Need FBR, withholding, or Pakistan filing tools? Jump to the Pakistan-side calculator system.
LLC tax - quick answers
Why does this use self-employment tax?+
A default single-member LLC is generally disregarded for federal income tax and reported like a sole proprietorship.
Does this cover S-corp election?+
No. Use the S-corp calculator when modeling payroll/distribution treatment after an S election.
Official references
Sources & Act Reference
LLC baseline model references
Default entity treatment
Single-member LLCs are generally taxed as sole proprietorships unless another election is made.
Estimated-tax method
Quarterly estimated payments may apply when withholding does not cover annual liability.
Rule Trace
Applied rule and official references
Applied rule: default single-member LLC -> Schedule C profit + Schedule SE + federal income tax
Official quick links
Compliance checklist
Confirm entity election, deductible expenses, state franchise taxes, and QBI implications with your tax advisor.
Smart Insight
Estimated total federal LLC tax is $39,742 (before optional state fee).
Keep your US tax path moving
1099 tax calculator
Start with mixed contractor income before jumping into structure choices.
Self-employment tax
Break out the SE tax layer before quarterly planning.
Quarterly estimated tax
Close the loop by translating business estimates into payments.