South Carolina LLC vs S-Corp: The Complete Guide
Discover which business structure will save you the most money on taxes and fit your South Carolina business goals best.
By Edmond Hui · Last updated: June 2026

Edmond Hui · Founder, MyStateLLC
Edmond Hui is a software engineer and serial entrepreneur based in New York who has founded multiple online businesses across e-commerce, media, and information publishing. Before transitioning into tech, he spent years as a commercial real estate professional closing deals totaling over 100,000 square feet, giving him firsthand experience with business formation and entity structuring. He built MyStateLLC to provide the free, state-specific LLC guidance he wished existed when forming his own companies.
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LLC vs S-Corp: Side-by-Side
| Factor | LLC | S-Corp |
|---|---|---|
| Formation cost | $110 state filing fee to South Carolina Secretary of State | $110 state filing fee + IRS S-election (Form 2553) |
| Ownership limits | No limits on owners or types of owners | Maximum 100 shareholders, all must be US citizens/residents |
| Management | Flexible management structure, no required meetings | Board of directors, shareholder meetings, corporate formalities required |
| Self-employment tax | All profits subject to 15.3% self-employment tax | Only salary subject to payroll taxes, distributions tax-free |
| Payroll required | No payroll requirements | Must run payroll for owner-employees with reasonable salary |
| State taxes in South Carolina | Pass-through income taxed at individual rates (up to 7%) | Pass-through income taxed at individual rates (up to 7%) |
| Complexity | Simple tax filing (Schedule C or Form 1065) | Complex filing (Form 1120S) + payroll administration |
| Conversion path | Can elect S-Corp tax treatment anytime | Difficult and costly to change structure later |
When an LLC Makes More Sense
- You're just starting out and want the simplest, most flexible structure
- Your business profits are under $60,000 annually (self-employment tax savings minimal)
- You want multiple types of owners or foreign investors
- You prefer minimal paperwork and don't want mandatory meetings or corporate formalities
When an S-Corp Makes More Sense
- Your business generates over $60,000 in annual profit and you want to minimize self-employment taxes
- You're comfortable with payroll administration and corporate formalities
- You have a single owner or few owners who are all US citizens
- You want to reinvest profits in the business rather than take all earnings as personal income
Tax Deep Dive
Llc Default Tax
LLCs in South Carolina use pass-through taxation by default, meaning all business profits flow to your personal tax return and are subject to both income tax (up to 7% state rate) and self-employment tax (15.3% federal). This simplicity makes LLCs ideal for smaller businesses.
S Corp Tax
S-Corps split owner compensation into salary (subject to payroll taxes) and distributions (no self-employment tax). You must pay yourself a reasonable salary first, then remaining profits can be taken as tax-free distributions, potentially saving thousands on self-employment taxes.
Breakeven Income
Most South Carolina businesses see S-Corp tax savings when annual profits exceed $60,000. At this level, the self-employment tax savings typically outweigh the added payroll and filing costs.
Calculate Your Tax Savings in South Carolina
Enter your profit and filing status to compare estimated annual taxes for LLC, S-Corp, and C-Corp side by side — specific to South Carolina.
Frequently Asked Questions
Formation Services Compared
Forming an LLC in South Carolina?
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Start your LLC with ZenBusinessStart as an LLC — upgrade to S-Corp tax status any timeNot sure which service is right? Compare all formation services →