Sources: IRS S Corporations · IRS S Corporation Compensation Issues · IRS Form 2553
The honest answer: most articles compare 15.3% self-employment tax on all profit with 15.3% payroll tax on a salary, and stop there. That overstates the benefit. Once you account for the smaller QBI deduction and real admin costs, an S-corp saves a single freelancer about $1,500 at $80,000 of profit, $3,500 at $120,000 and $7,900 at $200,000 in 2026 — and loses money at $60,000.
How the S-Corp Saves Tax
As a sole proprietor or single-member LLC, all your net profit is subject to 15.3% self-employment tax (12.4% Social Security up to $184,500 in 2026, plus 2.9% Medicare). When your LLC or corporation elects S-corp status, you become an employee of your own company:
- You pay yourself a salary. The company and you together pay 15.3% payroll tax on it — the same rate as SE tax.
- The remaining profit passes to you as a distribution, which is subject to income tax but not to Social Security or Medicare tax.
The saving is 15.3% of whatever profit you take as a distribution instead of salary. But three things claw part of it back.
The Three Things That Shrink the Savings
1. The QBI deduction gets smaller
Sole proprietors get a 20% qualified business income (QBI) deduction on (nearly) all their profit. An S-corp owner's salary is not QBI — only the distribution is. At $120,000 of profit with a $60,000 salary, the QBI deduction drops from about $19,100 to $10,700. In the 22% bracket, that costs roughly $1,850 in income tax.
2. You lose part of the SE tax deduction
Sole proprietors deduct half their SE tax from income. S-corps deduct only the employer half of payroll tax on the (smaller) salary. The net effect on income tax is modest but real.
3. Running payroll and a separate return costs money
- Payroll service: $500–$1,200 a year (Gusto, ADP, OnPay and similar)
- Form 1120-S corporate return preparation: $800–$2,500 a year on top of your personal return
- State unemployment insurance and federal unemployment tax (FUTA, $42 a year at the standard 0.6% rate)
- State fees: California charges an $800 minimum franchise tax plus 1.5% of S-corp income; New York City doesn't recognize S-corp status for its own corporate tax; several states charge annual report or franchise fees
We use $2,000 a year of extra cost in the examples below. Your number could easily be higher.
The Full 2026 Comparison (Single Filer, Federal Only)
| Net Profit | S-Corp Salary | Sole Prop: SE + Income Tax | S-Corp: Payroll + Income Tax + $2K Costs | "Payroll-Only" Savings Claim | Actual Net Savings |
|---|---|---|---|---|---|
| $60,000 | $40,000 | $12,037 | $12,212 | $2,316 | −$175 |
| $80,000 | $45,000 | $16,647 | $15,192 | $4,377 | $1,455 |
| $120,000 | $60,000 | $28,462 | $24,985 | $7,733 | $3,477 |
| $200,000 | $90,000 | $53,431 | $45,552 | $14,422 | $7,879 |
Assumptions: 2026 brackets and $16,100 standard deduction, 20% QBI deduction (all incomes shown are below the $201,775 QBI threshold), no other income, salaries of roughly 45–67% of profit. State income tax is excluded; in most states it doesn't change the comparison much, but state-specific S-corp taxes can.
The Salary Question: What's "Reasonable"?
The IRS requires S-corp owners who work in the business to pay themselves reasonable compensation before taking distributions. It's the single biggest risk in an S-corp setup. There is no "60/40 rule" in the tax code; reasonable means what you'd have to pay someone else to do your job. The IRS looks at:
- Your training, experience, duties and hours
- What comparable businesses pay for similar services (Bureau of Labor Statistics wage data is a common benchmark)
- How much of the company's gross income comes from your personal services — for a one-person consulting practice, nearly all of it
Courts have sided with the IRS when salaries were clearly too low — in Watson v. United States (8th Cir. 2012), a CPA who paid himself $24,000 while taking over $200,000 in distributions had his wages reset to about $91,000, with back payroll taxes and penalties. A defensible salary for a software developer or senior consultant may be $90,000+ regardless of what you'd prefer. The higher the required salary, the smaller the savings.
Side Effects Worth Knowing
- Retirement contributions shrink. Solo 401(k) employer contributions are 25% of your W-2 salary, not 20% of profit. A $45,000 salary allows an $11,250 employer contribution vs. $14,870 as a sole proprietor at $80,000 of profit. See our Solo 401(k) vs. SEP IRA guide.
- Future Social Security benefits are lower, because benefits are based on earnings subject to Social Security tax.
- Health insurance must be run through payroll (included in W-2 box 1) for the 2%+ shareholder to deduct it.
- Unemployment eligibility may improve in some states, since you're on payroll.
- Losses and basis — you can only deduct S-corp losses up to your stock and loan basis, which requires tracking.
- State PTE tax elections can let S-corps deduct state income tax at the entity level, working around the SALT cap. This can add real value in high-tax states.
A Practical Decision Checklist
- Is your net profit consistently above ~$80,000, and do you expect it to stay there? One good year isn't enough.
- What would a reasonable salary be for your role, honestly benchmarked? Plug it into the comparison.
- Does your state or city add S-corp costs (California and New York City are the best-known examples)?
- Will you actually run payroll every month or quarter and file the extra returns on time?
- Have a CPA run your real numbers before filing Form 2553 — a one-hour consult is cheap compared to a wrong election.
How to Elect
You need an LLC or corporation (an S-corp is a tax status, not an entity type). File Form 2553 no later than 2 months and 15 days after the start of the tax year you want it to apply to — March 15 for a calendar-year business. Then set up payroll before your first owner paycheck, and file Form 1120-S by March 15 each year (Schedule K-1 flows to your personal return).
Not sure what your baseline tax is as a sole proprietor? Start with our freelancer tax calculator and self-employment tax explainer.
Calculations use 2026 federal figures: $184,500 Social Security wage base, 2026 brackets, and the 20% QBI deduction limited to 20% of taxable income. Admin costs are estimates. This is general information, not tax or legal advice.
Common questions
At what income does an S-corp make sense for a freelancer?
How much salary do I have to pay myself as an S-corp owner?
When is the deadline to elect S-corp status for 2027?
Does an S-corp reduce income tax?
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