What Is a C Corporation?
A C Corporation is a separate legal entity taxed under Subchapter C of the Internal Revenue Code. Learn what a C corp is, how it works, its benefits and trade-offs, and how to form one.
Bizee Editorial Staff
Editorial Team
Introduction
A C Corporation is a legal business structure where the business is taxed as a separate entity from its owners under Subchapter C of the Internal Revenue Code. It offers limited liability protection, the ability to issue stock, and no cap on the number of shareholders — making it a common choice for businesses planning to raise outside investment.
What is a C corporation?
A C Corporation is a business entity that exists as a legal person separate from its owners. It's taxed under Subchapter C of the Internal Revenue Code, which means the corporation pays taxes on its profits — and shareholders pay personal income taxes on any dividends they receive. That two-level tax is the defining trade-off of the C corp structure.
Because the business is its own legal entity, shareholders aren't personally on the hook for corporate debts or lawsuits. A creditor pursuing the business can't come after an owner's personal finances. That separation is what makes the C corp attractive to investors — and it's also what makes it more complex to run than a sole proprietorship or partnership.
- Taxed as a separate entity under Subchapter C of the Internal Revenue Code
- Shareholders have limited liability — personal assets aren't fair game for business debts
- No limit on the number of shareholders or restrictions on who can own shares, including foreign nationals
- Can issue multiple classes of stock
- Continues to exist even if a shareholder leaves, sells shares, or dies
Why the C corp structure matters
The C corp structure matters because it shapes how your business is taxed, how you can raise money, and what protections you and your co-owners have. For businesses that plan to bring on outside investors, issue stock, or eventually go public, the C corp is often the only structure that fits — venture capital firms and institutional investors typically require it.
The biggest trade-off is double taxation. The corporation pays a flat 21% federal corporate income tax on profits. Then, when those profits are distributed to shareholders as dividends, shareholders pay personal income tax on that income again. For a small business with no plans to raise investment, that extra layer of tax often makes an S Corporation or LLC a better fit.
C corps also come with more formalities than other structures — board meetings, corporate bylaws, annual reports, and stricter recordkeeping. That overhead is worth it for businesses building toward investment or acquisition. For a solo founder running a service business, it's usually more structure than the situation calls for.
C corp vs. S corp
An S Corporation avoids double taxation by passing profits and losses through directly to shareholders' personal tax returns. But S corps come with restrictions: no more than 100 shareholders, and all shareholders must be U.S. citizens or permanent residents. C corps have neither of those limits, which is why they're the default for businesses that want to scale or raise outside capital.
C corp vs. LLC
An LLC offers similar liability protection but with more flexible tax treatment — it can be taxed as a sole proprietorship, partnership, or even an S corp. LLCs are simpler to run and have fewer formalities. The C corp makes more sense when you need to issue multiple classes of stock or attract investors who require a corporate structure.
How to form a C corporation
Forming a C corporation means filing paperwork with your state and meeting a set of ongoing governance requirements. The process is more involved than forming an LLC, but each step has a clear purpose. Most states require the same core elements — the details and fees vary by state.
Getting the formation right from the start matters more than most people expect. Errors in your Articles of Incorporation or gaps in your corporate records can create problems later when you're trying to bring on investors or close a funding round.
- Choose a business name — it must be unique in your state and include a corporate designator like "Corporation," "Incorporated," or an abbreviation
- Appoint a registered agent — a person or service with a physical address in your state who receives legal and official documents on behalf of the corporation
- File Articles of Incorporation — the founding document filed with your state's Secretary of State office; it names the corporation, its purpose, and its initial directors
- Appoint a board of directors — directors set the corporation's direction and make major decisions on behalf of shareholders
- Draft corporate bylaws — internal rules that govern how the corporation operates, how meetings are held, and how decisions are made
- Hold an organizational meeting — the board adopts the bylaws, appoints officers, and handles other initial business
- Issue stock — document the initial stock issuance to founders and early shareholders
- Get an Employer Identification Number (EIN) — required for tax filing, opening a business bank account, and hiring employees; apply at irs.gov
- Obtain required licenses and permits — varies by industry and location
FAQ
The C refers to Subchapter C of the Internal Revenue Code, which is the section of federal tax law that governs how these corporations are taxed. It's a tax classification, not a description of the business itself. The name distinguishes it from an S corporation, which is taxed under Subchapter S.
A C corporation exists to separate the business legally and financially from its owners, limit shareholder liability, and create a structure that can issue stock and raise outside investment. It's the structure most commonly used by businesses that plan to grow through equity financing, bring on many investors, or eventually go public.
Check whether your corporation filed IRS Form 2553 — the election form to be treated as an S corporation. If Form 2553 was never filed and accepted by the IRS, your corporation is taxed as a C corp by default. You can also check with your accountant or review your corporate tax returns: S corps file Form 1120-S, while C corps file Form 1120.
Double taxation means the corporation's profits are taxed twice. First, the corporation pays federal corporate income tax on its earnings. Then, when those earnings are distributed to shareholders as dividends, shareholders pay personal income tax on that income. S corporations and LLCs avoid this by passing income through directly to owners' personal tax returns.
Yes. C corporations have no limit on the number of shareholders and no restrictions on who can own shares — including foreign nationals and other corporations. This is one of the key differences from an S corporation, which caps shareholders at 100 and requires them to be U.S. citizens or permanent residents.
To form a C corporation, you file Articles of Incorporation with your state's Secretary of State office, appoint a registered agent, draft corporate bylaws, hold an organizational meeting, issue stock, and get an Employer Identification Number (EIN) from the IRS. State filing fees and processing times vary. Most states also require ongoing annual reports to stay in good standing.
It depends on what you're building. A C corp is better if you need to issue multiple classes of stock, raise venture capital, or bring on international investors. An LLC is better if you want simpler operations, flexible taxation, and fewer formalities. Most small businesses start as LLCs. The C corp structure makes more sense once outside investment is part of the plan.
