Entity Structure
S-Corp Election: When It Saves Money (and When It Doesn't)
The S-corp election can save self-employment tax — but it adds payroll, a separate return, reasonable compensation analysis, and state filings. The savings have to clear those costs. Here's the practical math.

How the savings work
Self-employment tax (15.3% on most net earnings up to the Social Security wage base, plus 2.9% Medicare on the rest) is the largest tax most owner-operators pay before income tax. A sole proprietor or single-member LLC owner pays SE tax on the entire net profit.
Electing S-corp status lets you split earnings into a reasonable salary (subject to payroll tax) and distributions (not subject to SE tax). The portion you take as distributions sidesteps the 15.3% — that's where the savings come from.
A simple illustration: $200,000 of profit, taken entirely as self-employment income, generates roughly $24,000 of SE tax. The same $200,000 split into a $90,000 salary and $110,000 of distributions cuts that SE-equivalent payroll tax to about $14,000 — a $10,000 swing before considering costs.
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The income thresholds
Under $60K net profit: the election rarely pays off after costs. Between $60K–$80K: coin flip — depends on state, retirement plan strategy, and complexity tolerance. Above $80K: usually works. Above $200K: almost always works.
Below the threshold, the savings simply don't clear the added cost. Above it, the savings grow faster than the cost, and the gap widens every year the business stays profitable.
The costs you have to clear
Payroll provider fees (~$500–$1,500 per year). A separate S-corp tax return (~$1,000–$2,500). Reasonable compensation documentation. State annual report fees and registered-agent costs. Possibly a state-level S-corp tax (California's 1.5% franchise tax, Tennessee, New Hampshire, others).
Add bookkeeping that's clean enough to support payroll, distributions, and basis tracking. Owners running the books in a spreadsheet usually need to upgrade before electing.
Reasonable compensation is non-negotiable
The IRS does not let you pay yourself $20K and call the remaining $300K a distribution. Salary has to reflect what an arms-length employer would pay for the same role, with documentation.
Most owner-operated S-corps in the $150K–$500K profit range land on reasonable comp somewhere between 40% and 60% of net income. Aggressive ratios attract audits, and the IRS can re-characterize distributions as wages with back payroll tax, penalties, and interest.
When the election may not help
Profit under $60K. Single-member businesses planning to take an SBA loan that requires Schedule C. Owners who need to use business losses against W-2 income (S-corp basis rules can limit this). Businesses planning to bring in investors, who almost always prefer LLCs taxed as partnerships.
Real estate holding companies are another common mismatch — putting appreciating property inside an S-corp creates tax problems on the way out that you don't have with an LLC.
Bookkeeping and payroll implications
Electing S-corp means real payroll: W-2s, quarterly 941s, annual 940s, state unemployment, and accurate distribution tracking against shareholder basis. Owners who tried to DIY this almost always end up with mismatched 1099s, missed payroll deposits, and basis schedules that nobody can reconstruct.
Pair the election with a payroll provider and a bookkeeper running monthly close. The tax savings only show up if the back-office work is clean.
How to actually run the decision
Project net profit for the next two years. Model SE tax savings against payroll cost, return cost, state-level S-corp tax, and QBI impact. Confirm the election still pencils after a realistic reasonable comp number. Re-run the model 12 months later to make sure it still works at the new profit level.
The election is made on Form 2553 and is effective for the tax year if filed within 2 months and 15 days of the year start (or anytime in the prior year). Late-election relief is available but adds friction.
Frequently asked questions
Can I undo an S-corp election if it stops making sense?
Yes, but with friction. You revoke the election by filing a statement with the IRS; once revoked, you generally cannot re-elect S status for five years without IRS consent. Plan the decision as a multi-year commitment, not a one-year experiment.
Does the S-corp election change my LLC?
No. An LLC is a state-law entity; S-corp is a federal tax election. Your LLC stays an LLC for liability purposes and simply gets taxed as an S-corp for federal income tax purposes. Most states follow suit, though a few impose separate franchise taxes.
What happens to the QBI deduction?
Salary you pay yourself reduces the qualified business income that flows through to your personal return, which can reduce the 20% QBI deduction. For specified service trades or businesses above the phaseout threshold, the interaction can erase part of the SE tax savings — model it before electing.
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