What is double taxation and how does it affect South Carolina C-Corps?

Double taxation means C-Corporations pay corporate income tax on profits (5% in South Carolina plus 21% federal), then shareholders pay additional taxes when those profits are distributed as dividends. This can result in total tax rates exceeding 40% on distributed profits, compared to LLC pass-through taxation at individual rates.

When would a C-Corp actually save money on taxes in South Carolina?

C-Corps can save money when retaining profits for business growth (avoiding dividend taxes), when the 26% combined corporate rate is lower than the owner's individual rate plus 15.3% self-employment tax, or when utilizing tax-deductible employee benefits. High-income business owners may benefit from the corporate tax structure.

Can I convert my South Carolina LLC to a C-Corporation later?

Yes, you can convert an LLC to a C-Corp in South Carolina, but it's treated as a taxable event by the IRS. The conversion may trigger immediate tax consequences on appreciated assets. It's often easier to start with the right structure initially rather than convert later.

Why do venture capital firms prefer C-Corporations over LLCs?

VCs prefer C-Corps because they can issue preferred stock with special rights, stock options for employees vest more favorably, and institutional investors avoid tax complications from LLC pass-through income. C-Corps also provide clearer exit strategies for IPOs or acquisitions.

What additional fees and taxes do South Carolina C-Corps pay beyond LLCs?

South Carolina C-Corps pay a $135 filing fee (vs $110 for LLCs), annual franchise tax based on capital stock and paid-in capital, 5% corporate income tax, and potential additional filing requirements. They also face more complex annual reporting compared to the minimal LLC requirements.

Which business structure should most small businesses in South Carolina choose?

Most small businesses in South Carolina benefit from LLC structure due to pass-through taxation, operational simplicity, and lower filing fees. Choose a C-Corp only if you plan to seek venture funding, need to retain significant profits, or the corporate tax rates would be lower than your individual rates plus self-employment taxes.

South Carolina LLC vs C-Corp: Choose the Right Business Structure in 2026

Understand the key differences between LLCs and C-Corporations in South Carolina to make the best choice for your business goals, taxes, and growth plans.

By Edmond Hui · Last updated: January 2026

Read this guide for another state:

Affiliate disclosure: We may earn a commission at no extra cost to you.

Start your LLC with ZenBusinessStart as an LLC — easiest structure for most small businesses Form your LLC with Northwest ($39 + state fee)Registered agent included with every formation

LLC vs C-Corp: Side-by-Side

Factor	LLC	C-Corp
Formation cost	$110 state filing fee only	$135 state filing fee plus initial franchise tax
Taxation structure	Pass-through taxation (profits taxed once on personal returns)	Double taxation (corporate income tax + shareholder dividend tax)
Ownership limits	Unlimited members, flexible ownership structure	Unlimited shareholders, multiple stock classes allowed
Self-employment / payroll tax	All profits subject to self-employment tax (15.3%)	Owner-employees pay payroll tax only on salary
Investor appeal	Limited appeal to institutional investors and VCs	Preferred structure for venture capital and IPO plans
State taxes in South Carolina	Pass-through income taxed at SC individual rates (0% to 7%)	5% corporate income tax plus annual franchise tax
Administrative complexity	Minimal requirements, simple operating agreement	Board meetings, corporate resolutions, detailed record-keeping
Profit distribution	Flexible profit sharing among members	Dividends distributed proportional to stock ownership

When an LLC Makes More Sense

You want simple tax filing and pass-through taxation benefits
Your business has few owners who actively participate in operations
You prefer flexible profit sharing and minimal administrative requirements
You don't plan to seek venture capital funding or go public

When a C-Corp Makes More Sense

You plan to reinvest significant profits back into the business
You want to attract venture capital investors or plan an eventual IPO
You need to provide tax-deductible employee benefits like health insurance
Your business generates high profits and C-Corp tax rates would be lower

Tax Deep Dive

Llc Default Tax

South Carolina LLCs enjoy pass-through taxation by default, meaning business profits flow directly to members' personal tax returns and are taxed at individual rates ranging from 0% to 7%. This eliminates double taxation but subjects all profits to self-employment tax at the federal level.

C Corp Tax

C-Corporations in South Carolina face double taxation: the business pays 5% state corporate income tax plus 21% federal corporate tax, then shareholders pay additional taxes on any dividends received. This can result in a combined tax burden exceeding 40% on distributed profits.

When C Corp Wins

C-Corporations become tax-advantageous in South Carolina when retaining significant earnings for growth (avoiding dividend taxes), seeking venture capital (investors prefer C-Corps), or when the combined corporate tax rates are lower than the owner's individual tax bracket plus self-employment taxes. The 5% South Carolina corporate rate is competitive compared to the top 7% individual rate.

Frequently Asked Questions

Share this guide

Ready to Form Your South Carolina LLC?