FICA Optimization

LLC vs S-Corp Tax Savings Calculator 2026 — Self-Employment Arbitrage

Calculate how much federal self-employment tax (15.3% FICA) an LLC owner can save by electing S-Corporation status and splitting profits into W-2 salary vs distributions.

⚙️ Calculation Parameters

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📊 Real-Time Analysis

Net Annual Tax Savings
$0.00
Gross FICA Taxes Saved
$0.00
S-Corp Distribution Dividend
$0.00
Default Sole-Proprietor / Single-Member LLC SE Tax (15.3%) --
S-Corp Combined FICA Tax (Salary Only) --
Annual Administrative & Accounting Overhead --
IRS Audit Risk Guideline (RC Ratio) --

Institutional Mathematical Principles & US Regulatory Methodology

Accurate financial planning requires uncompromised computational fidelity. In accordance with federal standards and standard US banking underwriting practices, this tool calculates exact amortization curves, tax brackets, and cash flow projections.

Core Mathematical Formula

Self-Employment Tax Savings = (Net Business Profit - Reasonable W-2 Salary) × 15.3% FICA minus S-Corp Payroll/Accounting Overhead ($2,500).

By eliminating bank spreads, hidden dealer fees, and estimated ranges, users receive exact quantitative breakdowns designed for verifiable decisions before executing financial commitments.

Strategic Guidance for US Consumers

  • Verify Against Primary Documents: Always cross-examine calculations against official IRS Form 1040 schedules, loan estimates, or brokerage statements.
  • Factor In State Variations: Many US states impose local taxes, mill rates, or compliance regulations that supplement federal baseline thresholds.
  • Automate Periodic Reviews: Recalculate your metrics semi-annually as interest rates, statutory contribution limits, and inflation indexes shift.

Frequently Asked Questions

At what net profit level does an S-Corp election make sense?

As a general rule of thumb, an S-Corporation election (IRS Form 2553) begins making economic sense once your business generates at least $70,000 to $90,000 in annual net profit, which comfortably covers payroll and accounting overhead.

What is the IRS 'Reasonable Compensation' rule?

The IRS mandates that S-Corp shareholder-employees must be paid a fair, market-rate W-2 wage for the services they provide before taking distributions. Paying yourself an artificially low salary (e.g. $10,000 on $200k profit) triggers IRS reclassification penalties.

How do S-Corp distributions avoid self-employment tax?

Profits distributed as dividends to S-Corporation owners are not subject to the 15.3% FICA (Social Security and Medicare) tax, though they remain subject to federal and state income taxes.

What additional costs come with an S-Corporation?

Running an S-Corp requires running a certified payroll service (e.g. Gusto, ADP) to withhold payroll taxes, paying state unemployment insurance, and hiring a CPA to prepare corporate tax return Form 1120-S ($1,500 to $3,000/yr).