You don’t need an LLC to run an online business. Nothing in federal or state law requires it, and you can start selling tomorrow as a sole proprietor without filing a single form. The real question is whether you should form one, and that comes down to what you sell, how much you earn, and how much of your personal savings you’re willing to put on the line if something goes wrong.
What Happens If You Don’t Form One
If you start an online business by yourself and never register anything, you’re automatically a sole proprietor.1Internal Revenue Service. Sole Proprietorships If you start one with another person and share profits, you’ve created a general partnership by default — whether that was your intention or not.
Both are easy. Both leave you exposed. There’s no legal separation between you and the business, so every debt the business takes on is your debt, and every lawsuit against the business is functionally a lawsuit against you. A customer who claims your product injured them, a client who sues over a missed deliverable, a vendor you can’t pay — all of them can reach past the business and into your personal bank account, your car, and your home.
What an LLC Actually Protects
An LLC creates a separate legal entity. Once your business operates as one, creditors and plaintiffs can go after the LLC’s accounts and assets, but not yours personally. That’s the entire reason the structure exists.
The protection isn’t absolute. Two situations commonly strip it away:
Personal guarantees. If you sign a personal guarantee on a business loan, lease, or credit line, you’ve voluntarily put your personal assets back on the hook for that specific obligation. The LLC doesn’t shield you from debts you personally promised to pay.
Piercing the veil. Courts can set LLC protection aside entirely when an owner treats the company as an extension of themselves rather than a distinct entity. Commingling personal and business money is the most common trigger, along with failing to observe basic business formalities and starting the LLC so underfunded that it can’t realistically cover its own obligations.2Legal Information Institute. Piercing the Corporate Veil Courts don’t pierce the veil over a single mistake, but a pattern gives a creditor the exact argument they need.
An LLC also doesn’t pay claims. It limits what someone can recover from you, but it doesn’t write the check. That’s what business liability insurance does, which is why many owners carry both.
Signs You Should Form One
The decision rarely comes down to one factor. Any of these moves the math decisively toward forming:
- You sell physical products. Product liability claims are the scenario LLC protection was built for. An injured customer can sue the seller, and without an LLC that claim lands on your personal assets.
- You handle customer data. If you collect payment information, health records, or other sensitive data, a breach creates liability that an LLC helps contain.
- Your revenue is real. At $500 a month, formation and upkeep costs feel like overhead. At $10,000 a month, those same costs are cheap compared to what’s at stake.
- You work under contracts. Service businesses see contract disputes constantly. An LLC keeps a disgruntled client’s recovery limited to what the business owns.
- You have partners or investors. An LLC gives you a clean ownership structure and an operating agreement that spells out ownership percentages, profit splits, and decision-making authority. Trying to handle this informally as a general partnership is how business relationships fall apart.
When You Can Reasonably Wait
If you’re testing an idea, blogging for ad revenue, or freelancing on the side for one or two small clients, an LLC may be premature. The maintenance costs can outweigh the benefit while your revenue is minimal and your liability exposure is low.
Two partial substitutes worth knowing about:
A DBA (doing business as) filing lets you operate under a business name without creating a separate legal entity. It’s useful if your only goal is to accept payments and market under something other than your own name. A DBA provides zero liability protection; it’s a name registration and nothing more.
Business liability insurance is worth considering with or without an LLC. General liability coverage addresses customer injuries and property damage. Professional liability (errors and omissions) coverage addresses claims of negligent or inadequate work in service businesses. Insurance actually pays claims where an LLC only limits exposure, which is why experienced owners often carry both.
Where to Form It
You’ll see advice online recommending Wyoming, Delaware, or Nevada for their business-friendly laws, low fees, and privacy. For a small online business, forming in one of those states while living and working somewhere else usually creates more problems than it solves.
The reason is foreign qualification. If you form in Wyoming but run the business from your home in Ohio, Ohio treats your Wyoming LLC as a foreign entity doing business within its borders and requires you to register and pay fees as if you’d formed there. You end up maintaining two state registrations, two sets of annual filings, and a registered agent in each state. The savings from Wyoming’s lower fees rarely offset the added cost.
The simplest approach for most online entrepreneurs is to form in the state where you actually live and work. One set of filings, one agent, one set of rules. If the business later grows into something that genuinely benefits from a Delaware or Wyoming entity, you can convert or re-domesticate.
Your Tax Picture Barely Changes
Forming an LLC doesn’t lock you into a new tax regime. The IRS doesn’t have a separate tax category for LLCs; it lets you choose how the business is taxed, and the default often looks identical to what a sole proprietor already does.
A single-member LLC is treated by default as a disregarded entity, meaning you report all business income and expenses on Schedule C of your personal return — the same form a sole proprietor uses.3Internal Revenue Service. Single Member Limited Liability Companies An LLC with two or more members is taxed as a partnership by default, with profits and losses passing through to each member’s individual return.4Internal Revenue Service. Limited Liability Company – Possible Repercussions In both cases, the business itself pays no income tax.
Once profits are consistently high — generally above the $50,000 to $60,000 range — an S-corporation tax election can reduce self-employment tax by splitting income between a reasonable salary and distributions. Under the default setup, all net business income is subject to the 15.3% self-employment tax covering Social Security and Medicare.5Internal Revenue Service. Self-Employment Tax – Social Security and Medicare Taxes An S-corp election lets only the salary portion get hit with employment taxes; the IRS requires that salary to be reasonable for the work actually performed.6Internal Revenue Service. S Corporation Compensation and Medical Insurance Issues The election adds payroll processing, quarterly filings, and a separate corporate return, which is why it tends not to pay off until profits comfortably clear the threshold above.7Internal Revenue Service. Entities 3 – Frequently Asked Questions
What It Costs and What You File
State filing fees for articles of organization run from about $35 to $500, with most states between $50 and $200. Annual or biennial report fees add a recurring cost — some states charge nothing, others charge several hundred dollars. California is a notable outlier, with an $800 annual franchise tax that applies even when the LLC earns no revenue.
Beyond state fees, budget for a registered agent service if you don’t want to use your own address (typically $50 to $300 per year) and an operating agreement, which you can draft from a template or pay an attorney $500 to $1,500 to prepare. For a straightforward single-member LLC taxed as a sole proprietorship, your all-in annual cost in most states runs between $100 and $500.
The formation process itself is short:
- Choose a name that’s distinguishable from other businesses already registered in the state.
- Designate a registered agent with a physical street address in the state of formation. You can serve as your own, but many owners use a commercial service to keep their home address off public records.
- File articles of organization with the state business filing office. Some states call this document a certificate of formation or certificate of organization.8Legal Information Institute. Articles of Organization
- Draft an operating agreement covering ownership percentages, profit distribution, decision-making, and what happens if a member leaves. Most states don’t require one, but operating without it means state default rules fill the gaps. Even single-member LLCs benefit from one because it reinforces that the LLC is a separate entity if your liability protection is ever challenged.9U.S. Small Business Administration. Basic Information About Operating Agreements
- Get an EIN from the IRS. The application is free and takes minutes on the IRS website. Ignore third-party sites that charge for this; they’re reselling a free government service.10Internal Revenue Service. Get an Employer Identification Number
Keeping the Protection You Paid For
Forming the LLC is the easy part. Keeping it in good standing is where owners often slip, and the protection you formed it to get can quietly disappear.
Keep your finances separate. Open a dedicated business bank account and use it only for business transactions. Don’t pay personal bills from the business account, don’t deposit business revenue into your personal account, and don’t move money back and forth without documenting it as a formal loan. Commingling is the single fastest route to a court piercing the veil.
File your annual reports. Most states require an annual or biennial report updating your registered agent, principal address, and sometimes member or manager names. Miss enough deadlines and the state can administratively dissolve the LLC, which strips your liability protection until you reinstate.
Keep your registered agent current. If you move, change agents, or let a commercial service lapse, update the state filing office immediately. If a process server can’t deliver a lawsuit, you may not learn about the case until a default judgment has already been entered.
One last boundary worth flagging: if your online business involves a licensed profession — legal services, accounting, medical consulting, therapy, or similar regulated fields — many states require a Professional LLC (PLLC) rather than a standard LLC, with all members holding the relevant license and sometimes licensing board approval before formation. Check your state’s rules before you file.