What is an LLC?

A limited liability company (LLC) is a type of business structure that combines the liability protection of a corporation with the simplicity and tax benefits of a sole proprietorship or partnership. LLCs are the most popular business entity in the United States, and for good reason: they protect your personal assets from business debts and lawsuits, offer flexible tax options, and require far less paperwork than a corporation. Whether you are starting a freelance business, an online store, or a real estate investment company, an LLC is likely the right structure for you.

This guide explains what an LLC is, how it works, its advantages and disadvantages, how LLCs are taxed, and how an LLC compares to other business structures.

What Is an LLC?

LLC stands for “limited liability company.” It is a legal business structure formed at the state level by filing formation documents (usually called Articles of Organization) with your state’s Secretary of State office. Once formed, an LLC exists as a separate legal entity from its owners, who are called “members.”

The key feature of an LLC is the “limited liability” part. This means that the members’ personal assets — their homes, cars, bank accounts, and other personal property — are generally protected from the business’s debts, lawsuits, and other financial obligations. If the LLC is sued or cannot pay its debts, creditors can typically only go after the assets owned by the LLC, not the personal assets of the members.

LLCs are governed by state law, not federal law. Each state has its own LLC statute with specific rules about formation, operation, and dissolution. However, the basic principles are the same across all states: you file paperwork, pay a fee, and your LLC is created. Most states require very little ongoing maintenance — usually just an annual report and a small fee to keep your LLC in good standing.

An LLC can have one owner (a single-member LLC) or multiple owners (a multi-member LLC). There are no restrictions on who can be a member. Individuals, other LLCs, corporations, and even foreign nationals can all be members of an LLC. There is also no limit on the number of members an LLC can have.

Types of LLCs

While all LLCs share the same basic structure, there are several variations designed for different situations. Here are the most common types:

Most small business owners will form either a single-member LLC or a multi-member LLC. The other types are designed for more specific situations.

Advantages of an LLC

LLCs offer several important benefits that make them the most popular business structure in the country.

Personal Liability Protection

The most important advantage of an LLC is that it separates your personal assets from your business liabilities. If your LLC is sued or goes into debt, your personal bank accounts, home, car, and other personal property are generally protected. Without an LLC (for example, if you operate as a sole proprietorship), there is no legal separation between you and your business. A lawsuit against your business is a lawsuit against you personally, and your personal assets are at risk.

Tax Flexibility

LLCs offer more tax flexibility than any other business structure. By default, a single-member LLC is taxed as a disregarded entity (like a sole proprietorship), and a multi-member LLC is taxed as a partnership. But you can also elect to have your LLC taxed as an S-Corporation or a C-Corporation by filing the appropriate form with the IRS. This flexibility lets you choose the tax treatment that saves you the most money as your business grows.

Simplicity and Low Maintenance

Compared to corporations, LLCs require very little ongoing paperwork. There are no requirements for annual shareholder meetings, board of directors meetings, or corporate minutes. In most states, the only ongoing requirement is filing an annual report (sometimes called a statement of information or periodic report) and paying a small fee. This makes LLCs much easier and less expensive to maintain than corporations.

Credibility

Having “LLC” after your business name signals to customers, vendors, and partners that you are a legitimate, registered business entity. This can help you land contracts, open business bank accounts, and build trust with customers. Many clients and businesses prefer to work with LLCs rather than sole proprietors because the LLC structure demonstrates a level of professionalism and commitment.

Flexible Profit Distribution

Unlike corporations, which must distribute profits in proportion to share ownership, LLCs can distribute profits in any way the members agree to. For example, a member who contributed 30% of the capital could receive 50% of the profits if the operating agreement allows it. This flexibility is especially useful for multi-member LLCs where members contribute different amounts of time, money, or expertise.

Disadvantages of an LLC

While LLCs are excellent for most small businesses, they do have some drawbacks to consider.

Self-Employment Tax

By default, all LLC profits are subject to self-employment tax (15.3%), which covers Social Security and Medicare. This applies even to profits that you leave in the business and do not take as a distribution. For high-earning LLCs, this can result in a significant tax bill. However, this disadvantage can be mitigated by electing S-Corporation tax status, which allows you to split your income between salary (subject to self-employment tax) and distributions (not subject to self-employment tax).

State Fees and Franchise Taxes

Every state charges a fee to form an LLC, and most states require annual fees to keep it in good standing. These fees range from $50 to $500 depending on the state. Some states, like California, also impose an annual franchise tax ($800 per year) regardless of whether the LLC earns any income. These costs can add up, especially for new businesses with limited revenue. See our complete guide to LLC costs for a full breakdown by state.

Limited Life in Some States

In some states, an LLC may be dissolved when a member leaves, dies, or declares bankruptcy, unless the operating agreement provides otherwise. This is less of an issue today, as most modern LLC statutes allow perpetual existence by default, but it is still important to address in your operating agreement.

Varying State Rules

Because LLCs are governed by state law, the rules vary from state to state. What is required in one state may not be required in another. This can create confusion for LLC owners who operate in multiple states or who move to a different state. If your LLC does business in multiple states, you may need to register as a foreign LLC in each state, which adds costs and administrative requirements.

How Are LLCs Taxed?

One of the biggest advantages of an LLC is its tax flexibility. The IRS does not have a specific tax classification for LLCs. Instead, LLCs choose how they want to be taxed. Here are the options:

Default Tax Treatment

Single-member LLC: By default, the IRS treats a single-member LLC as a “disregarded entity.” This means the LLC itself does not file a separate tax return. Instead, all income and expenses are reported on the owner’s personal tax return (Schedule C of Form 1040). The business income is subject to both income tax and self-employment tax (15.3%).

Multi-member LLC: By default, the IRS treats a multi-member LLC as a partnership. The LLC files an informational return (Form 1065), and each member receives a Schedule K-1 showing their share of the profits and losses. Members report this income on their personal tax returns and pay income tax and self-employment tax on their share.

S-Corporation Tax Election

LLCs can elect to be taxed as an S-Corporation by filing Form 2553 with the IRS. This is one of the most powerful tax strategies available to LLC owners. With S-Corp taxation, the LLC’s profits are split into two categories:

1. Reasonable salary: The owner pays themselves a reasonable salary, which is subject to both income tax and payroll taxes (the equivalent of self-employment tax).
2. Distributions: Any remaining profits are taken as distributions, which are subject to income tax but NOT subject to self-employment tax.

Example: How the S-Corp election saves money

Suppose your LLC earns $120,000 in net profit.

In this example, the S-Corp election saves approximately $7,650 in self-employment tax. The exact savings depend on how much you pay yourself as a salary versus distributions. The salary must be “reasonable” — meaning it must be comparable to what someone in a similar role would earn. The IRS can penalize you if your salary is unreasonably low.

The S-Corp election is generally most beneficial for LLCs earning over $60,000 to $80,000 in net profit. Below that level, the additional costs of running payroll and filing an S-Corp tax return may outweigh the tax savings.

C-Corporation Tax Election

LLCs can also elect to be taxed as a C-Corporation by filing Form 8832 with the IRS. This is less common for small businesses because C-Corporations face “double taxation” — the corporation pays tax on its profits, and then the shareholders pay tax again when profits are distributed as dividends. However, the C-Corp election can make sense for LLCs that want to retain a large amount of earnings in the business, since the corporate tax rate (21%) is lower than many individual tax rates.

LLC vs Other Business Structures

Choosing the right business structure is one of the most important decisions you will make. Here is how an LLC compares to other common options:

For most small business owners, an LLC is the best choice. It provides liability protection without the formality and complexity of a corporation. If your business grows and your profits increase, you can elect S-Corp taxation to reduce self-employment taxes — all without changing your legal structure.

How to Start an LLC

Forming an LLC is a straightforward process that most people can complete on their own. Here is a brief overview of the six main steps:

1. Choose your state: Most people form their LLC in the state where they live and do business. Forming in a different state (like Wyoming or Delaware) usually only makes sense for specific situations.
2. Name your LLC: Choose a unique name that is not already taken by another business in your state. The name must include “LLC” or “Limited Liability Company.”
3. Choose a registered agent: Every LLC needs a registered agent with a physical address in the state of formation. A registered agent receives legal and government documents on behalf of your LLC. Our top recommendation is Northwest Registered Agent ($39 + state fee).
4. File your formation documents: File Articles of Organization (or a Certificate of Formation, depending on your state) with the Secretary of State and pay the filing fee.
5. Create an operating agreement: This internal document outlines ownership, profit sharing, and management rules. It is not required in every state, but every LLC should have one.
6. Get an EIN: Apply for a free Employer Identification Number from the IRS. You need an EIN to open a business bank account, hire employees, and file taxes. Learn how in our EIN guide.

For detailed, state-specific instructions, select your state from the list below:

Alabama | Alaska | Arizona | Arkansas | California | Colorado | Connecticut | Delaware | Florida | Georgia | Hawaii | Idaho | Illinois | Indiana | Iowa | Kansas | Kentucky | Louisiana | Maine | Maryland | Massachusetts | Michigan | Minnesota | Mississippi | Missouri | Montana | Nebraska | Nevada | New Hampshire | New Jersey | New Mexico | New York | North Carolina | North Dakota | Ohio | Oklahoma | Oregon | Pennsylvania | Rhode Island | South Carolina | South Dakota | Tennessee | Texas | Utah | Vermont | Virginia | Washington | West Virginia | Wisconsin | Wyoming | Washington D.C.

You can also use an LLC formation service to handle the filing process for you. Services like Northwest Registered Agent ($39 + state fee), ZenBusiness ($0 + state fee), and Bizee ($0 + state fee) will prepare and file your documents, act as your registered agent, and ensure everything is done correctly.

Frequently Asked Questions

What does LLC stand for?

LLC stands for “limited liability company.” The “limited liability” refers to the fact that the owners (members) of the LLC are generally not personally responsible for the company’s debts and liabilities. Their personal assets are protected from business obligations.

How much does it cost to form an LLC?

The cost to form an LLC varies by state. State filing fees range from $35 (Kentucky) to $500 (Massachusetts). Most states charge between $50 and $200. You may also have ongoing costs such as annual report fees, registered agent fees, and franchise taxes. See our complete guide to LLC costs for a full breakdown.

Do I need a lawyer to form an LLC?

No. Most people can form an LLC on their own by filing the formation documents with their state and paying the filing fee. The process is straightforward in most states. However, if you have a complex business situation — such as multiple members with different ownership stakes, significant assets, or regulatory requirements — consulting a lawyer can be worthwhile.

How long does it take to form an LLC?

Processing times vary by state. Some states approve LLC filings within 1 to 3 business days (such as Wyoming and Colorado), while others may take 2 to 4 weeks (such as New York and Maryland). Most states offer expedited processing for an additional fee. Using an online LLC formation service can also speed up the process, as they prepare and submit your documents correctly the first time.

Can I form an LLC by myself?

Yes. A single-member LLC is an LLC with one owner. This is the most common type of LLC and is perfectly legal in all 50 states. You get the same liability protection and tax flexibility as a multi-member LLC.

Does an LLC protect my personal assets?

Yes, one of the primary benefits of an LLC is personal liability protection. If your LLC is sued or incurs debts, your personal assets (home, car, personal bank accounts) are generally protected. However, this protection can be lost if you commingle personal and business funds, personally guarantee a loan, commit fraud, or fail to maintain your LLC properly (a concept known as “piercing the corporate veil”).

Can a non-US citizen form an LLC?

Yes. There are no citizenship or residency requirements for forming an LLC in the United States. Non-US citizens and non-residents can form an LLC in any state. However, there are specific steps involved, such as obtaining an EIN and understanding US tax obligations. See our guide for non-US citizens for detailed instructions.

What is the difference between an LLC and a corporation?

Both LLCs and corporations provide liability protection, but they differ in structure and management. Corporations have a rigid structure with shareholders, a board of directors, and officers. They must hold annual meetings and keep corporate minutes. LLCs are more flexible — they can be managed by members or managers, have fewer formalities, and offer more flexible profit distribution. LLCs also have pass-through taxation by default, while C-Corporations face double taxation.

Do I need an operating agreement for my LLC?

Some states require an operating agreement (such as New York and Missouri), but even in states where it is not required, you should have one. An operating agreement defines how your LLC is managed, how profits are distributed, what happens when a member leaves, and how the LLC can be dissolved. Without one, your LLC is governed by your state’s default rules, which may not match your intentions. Banks and financial institutions also often require an operating agreement to open a business account.

Can an LLC have employees?

Yes. An LLC can hire employees just like any other business entity. To do so, you will need an EIN, state employer accounts (for unemployment tax and withholding), and workers’ compensation insurance (required in most states). You will also need to comply with federal and state employment laws, including payroll tax withholding and reporting.