Sole Proprietorship: What It Is, Examples & How to Start (2026)

Sole Proprietorship: What It Is, Examples & How to Start (2026)

The sole proprietorship is the most common business structure in America — and the simplest. If you're a freelancer, consultant, or independent professional earning money without having formally incorporated, you're already operating as one. You just might not know it.

Understanding sole proprietorships matters because it affects everything from how you file taxes to how much personal liability you carry. This guide explains exactly what a sole proprietorship is, how it works, how it compares to an LLC, and how to set one up properly in 2026.

What Is a Sole Proprietorship?

A sole proprietorship is an unincorporated business owned and run by a single individual. It is the simplest and most direct form of business organization. There is no legal separation between the owner and the business.

This is both its primary advantage and its primary risk.

• No separation: You are the business. The business is you.
• Unlimited personal liability: If the business is sued or owes debts, your personal assets (house, savings, car) are at risk.
• Pass-through taxation: The business doesn't pay income tax separately. Profits and losses flow through to your personal tax return.

The IRS defines sole proprietorship income as "net earnings from self-employment" — and if you make money as a freelancer without forming an LLC or corporation, you are automatically a sole proprietor by default.

You don't need to file any special paperwork to become one. If you sell a product or service and report the income on your personal tax return, you're a sole proprietor.

Real-World Examples of Sole Proprietorships

Here are concrete examples of how sole proprietorships show up in everyday work:

Freelance Writer

A writer who invoices clients under their own name — "Jane Smith Writing Services" — and files a Schedule C at tax time is operating as a sole proprietor. They have no employees, no formal business entity, and report all income and expenses on their personal return.

Independent Contractor Consultant

A management consultant paid $5,000 to advise a startup is a sole proprietor. They invoice the client, receive payment, and report the income on their Schedule C. If they're paid via PayPal or Stripe, they'll likely receive a 1099-K if their total payments exceed the platform threshold.

Gig Economy Worker

A DoorDash driver, Uber driver, or Fiverr freelancer is a sole proprietor. They use their personal vehicle, their personal accounts, and their personal tax return. The platforms they work through are not their employers — they are marketplaces where sole proprietors offer services.

Creative Professional

Photographers, videographers, designers, and musicians who run their own client-facing businesses without formal incorporation are sole proprietors. They might operate under a business name (a DBA, or "doing business as"), but legally and for tax purposes, they are sole proprietors.

Virtual Assistant

A VA who signs up clients through Upwork, bills through the platform, and files taxes as a freelancer is a sole proprietor — even if they earn six figures.

Sole Proprietorship vs LLC

This is the question most freelancers agonize over at some point: should I stay a sole proprietor or form an LLC?

Here's the honest comparison:

Liability Protection

| | Sole Proprietorship | LLC |

|---|---|---|

| Personal asset protection | None | Yes (members are shielded from business debts and lawsuits) |

| Separation of finances | Recommended but not required | Required (must maintain separate accounts) |

An LLC provides liability insulation — if a client sues your LLC for a botched project, your personal assets are generally protected. As a sole proprietor, there's no such separation.

However: Liability protection from an LLC is not absolute. Courts can "pierce the corporate veil" if you commingle personal and business funds, fail to maintain corporate formalities, or operate recklessly.

Tax Complexity

| | Sole Proprietorship | LLC |

|---|---|---|

| Tax filing complexity | Low (Schedule C only) | Slightly higher (Form 1065 for partnerships, 1120-S for S-Corp election) |

| Self-employment tax | Yes, on all net earnings | Single-member LLC: yes, same as sole prop |

| Potential tax savings | Limited | S-Corp election can reduce SE tax on higher earnings |

The S-Corp election is where LLCs can offer a meaningful tax advantage. By electing S-Corp treatment, you pay yourself a "reasonable salary" (subject to FICA) and take remaining profits as distributions (not subject to SE tax). For high-earning freelancers ($80K+ net), this can save thousands annually.

Cost and Complexity to Form

| | Sole Proprietorship | LLC |

|---|---|---|

| Filing cost | $0-$50 (DBA if using business name) | $50-$500 (state filing fee) |

| Annual compliance | None | Annual report fees, potential registered agent costs |

| Bank account | Recommended but not required | Required |

When to Stay a Sole Proprietor

• You're just starting out and earning modest income
• Your work is low-risk (writing, design, consulting without physical deliverables that could cause harm)
• You want to keep tax filing simple
• You're not concerned about personal asset protection yet

When to Form an LLC

• Your work carries meaningful liability risk (construction, physical services, financial advice, etc.)
• You're earning $60,000+ net and could benefit from S-Corp tax structuring
• You want to separate personal and business finances formally
• Clients require working with an incorporated entity

Advantages of Sole Proprietorship

Simplicity

No formal filings, no annual reports, no corporate minutes to maintain. You can start working and earning immediately.

Full Control

You are the business. Every decision is yours to make, no partners to consult, no board to convince.

Low Cost

Filing as a sole proprietor costs nothing extra. Even a DBA (registering your business name) typically costs under $50 in most states.

Pass-Through Tax Simplicity

Your business income flows directly onto your Form 1040 via Schedule C. One tax return. No corporate-level tax filing (unless you have employees).

Easy Dissolution

If you want to stop working, there's no formal dissolution process. You simply stop invoicing and filing.

Disadvantages of Sole Proprietorship

Unlimited Personal Liability

This is the big one. As a sole proprietor:

• A client who sues you for breach of contract can go after your personal assets
• A business debt can result in liens on your personal property
• A negligence claim related to your work can put your personal savings at risk

Difficulty Raising Capital

Banks are generally reluctant to lend to sole proprietors because there's no separate business entity with its own credit history. Investors are not an option (there are no equity holders).

Self-Employment Tax on All Net Earnings

Unlike an S-Corp, there's no mechanism to take profits as distributions. Every dollar of net earnings is subject to SE tax (15.3% on 92.35% of net earnings).

Less Professional Appearance

Some clients — particularly larger corporations — prefer to work with incorporated entities. A freelance designer invoicing as "Jane Smith" (sole proprietor) can look less established than "Jane Smith Design LLC."

How to Start a Sole Proprietorship in 2026

Technically, if you're already freelancing, you're already one. But if you want to be more intentional and set up properly, here's what to do:

Step 1: Decide If You Need a DBA

A DBA (Doing Business As) allows you to operate under a name different from your legal name. "Jane Smith Writing Services" as a DBA tells clients and vendors who you are without requiring you to form an LLC.

File a DBA with your county clerk's office. Fees range from $10-$50 depending on the jurisdiction.

Step 2: Get an EIN (Optional but Recommended)

An Employer Identification Number (EIN) is free from the IRS and useful even for sole proprietors with no employees. It:

• Allows you to open a business bank account under the business name
• Keeps your SSN off invoices and business documents
• Is required if you hire employees in the future

Apply at irs.gov — takes 5 minutes online.

Step 3: Open a Business Bank Account

Even without an LLC, you should open a separate checking account for your business. This creates a paper trail that separates personal and business finances — critical if you ever need to prove the business is legitimate (for taxes, for clients, or in a dispute).

Many banks offer free business checking for sole proprietors.

Step 4: Get the Right Insurance

Sole proprietors don't have LLC liability protection, so professional liability insurance (E&O) is worth considering if your work carries risk. General liability insurance is also wise. Costs vary widely by profession — a freelance writer might pay $500/year; a consultant could pay $2,000+/year.

Step 5: Track Income and Expenses Systematically

Start using accounting software or at minimum a spreadsheet to track every dollar in and out. This makes tax time dramatically easier and ensures you don't miss legitimate deductions.

eonebill.ai's free invoice tools help you create professional invoices, track payments, and stay organized.

Tax Obligations for Sole Proprietors

Filing Requirements

• Form 1040: Your personal income tax return
• Schedule C: Reports business profit or loss (attached to Form 1040)
• Schedule SE: Calculates self-employment tax (attached to Form 1040)

If you have employees, you'll also need:

• Form 941 (quarterly payroll tax returns)
• Form W-2 (for each employee)
• Federal unemployment tax (FUTA) filings

Self-Employment Tax

As a sole proprietor, you're considered both the employer and employee for tax purposes. The self-employment tax rate is 15.3% — 12.4% for Social Security (on the first $168,600 of net earnings in 2024, adjusted annually) and 2.9% for Medicare (on all net earnings).

However, you get a deduction for half of your SE tax when calculating your adjusted gross income — so the actual impact is slightly less than 15.3%.

Quarterly Estimated Taxes

If you expect to owe $1,000 or more in taxes, the IRS requires quarterly estimated payments. These are due April 15, June 15, September 15, and January 15 of the following year. Missing quarterly estimates results in penalties and interest.

Use the free 1099 tax calculator to estimate your quarterly liability.

Invoicing as a Sole Proprietor

Invoicing is the backbone of your cash flow as a sole proprietor. Getting it right matters.

• Your legal name or DBA name
• Your address and contact information
• Client's name and address
• Unique invoice number
• Description of services rendered
• Amount due and payment terms
• Payment methods you accept
• Your EIN or SSN (for 1099 purposes if client requires)

Payment Terms

Net 30 is standard, but Net 15, Net 45, or even 50% upfront with 50% on completion are common in freelance work. Choose terms that reflect your industry and risk tolerance.

Late Payment

Be explicit about late payment consequences. If you charge a late fee, state it on the invoice. Learn more about late payment fee rules.

Use Professional Templates

Don't send clients a PayPal request or a plain-text email invoice. Professional invoicing software — like eonebill.ai — lets you create polished, branded invoices in minutes, automatically tracks what's paid and what's overdue, and makes tax time far less painful.

Related Glossary Terms

Understanding sole proprietorship is easier when you understand the surrounding vocabulary:

• Sole Proprietorship: The legal structure definition and IRS rules
• Independent Contractor: The tax classification that most sole proprietors operate under
• Schedule C: The IRS form sole proprietors use to report business income

Create your first professional invoice →

Related: Read the freelancer tax guide or browse all freelance invoice templates.