KEY TAKEAWAYS
- The business structure you choose determines your tax treatment, liability protection, compliance requirements, and how you pay yourself.
- A sole proprietorship is easy and inexpensive to start but offers no legal separation between you and the business, creating higher personal risk as your revenue or team grows.
- An LLC provides liability protection and tax flexibility, making it a strong fit for owners with employees, meaningful profits, or plans to expand.
- Electing S-Corp taxation can reduce self-employment taxes when profits are consistent and high enough to justify payroll and added compliance, making it a popular upgrade for established, profitable LLCs.
The way your business is structured shapes almost everything about how you operate: taxes, legal protection, personal liability, payroll, and even how you pay yourself. If you’re a self-employed business owner with employees, choosing the right structure sets the foundation for your growth, protects your personal assets, and keeps you compliant as your business becomes more complex.
This guide breaks down three of the most common structures used by small business owners: the sole proprietorship, the limited liability company (LLC), and the S-corporation (S-Corp). Each option offers its own benefits, limitations, and tax implications. What you choose should reflect the reality of your business today and the direction you’re taking it.
Why Does Business Structure Matter?
Your business structure is the legal and financial framework your entire operation sits on. It influences:
- How much of your business income you keep after taxes
- Whether your personal assets are at risk in the event of a lawsuit
- How the IRS views your business, including whether you’re an employee of your business
- Your ability to add partners or raise capital
- How you run payroll, take distributions, and compensate yourself
- Administrative effort and ongoing compliance requirements
Making an informed choice early on prevents costly restructuring later. For business owners who already have a structure in place, it’s smart to evaluate whether it’s still serving you as your revenue, team, and responsibilities grow.
What Is a Sole Proprietorship, and How Does It Work?
A sole proprietorship is an unincorporated business owned and operated by one person. There’s no legal distinction between the owner and the business.
This is the most basic business structure. If you’re earning income on your own and have not formally registered a business entity with your state, you’re considered a sole proprietor by default.
Key Features
- Ease of setup: No formal filings (beyond local permits) are required.
- Tax simplicity: Your business income flows directly to your personal tax return (Schedule C of Form 1040).
- Full control: You, the business owner, make every decision.
Tax Implications
- All net profit is subject to ordinary income tax and self-employment tax, which covers Social Security and Medicare. This can be significant; self-employment tax alone is 15.3%.
- There’s no payroll requirement. Because you and the business are one and the same, you simply take draws from the business.
Liability Considerations
This is where a sole proprietorship can become risky. Since the business is not legally separate from you, personal assets such as your home, car, and savings are exposed if something goes wrong.
For owners with employees, this exposure is even more concerning. If an employee issue arises (such as a workplace injury), you’re personally on the hook.
When Does a Sole Proprietorship Make Sense?
A sole proprietorship tends to work well when you:
- Are just getting started
- Don’t have employees
- Want a low-cost, low-paperwork option
- Have minimal liability exposure
However, as soon as you hire employees, grow your revenue, or want additional legal protection, moving into an LLC or S-Corp structure usually becomes the safer, more tax-efficient path.
What Is a Limited Liability Company (LLC), and How Does It Work?
An LLC, or Limited Liability Company, is a legal entity formed at the state level. It separates your personal assets from your business’s finances and liabilities.
An LLC is one of the most popular business structures for small business owners because it creates a legal separation between you and the business while staying flexible and relatively simple to maintain.
Key Features
- Personal liability protection: Your personal assets are shielded from business debts or lawsuits.
- Flexible management: You can run the business yourself (member-managed) or appoint managers.
- Flexible taxation: By default, the IRS treats an LLC as a pass-through entity, but you can elect to be taxed as an S-Corp if beneficial.
- Good for multi-owner businesses: An LLC can have one owner or many.
Tax Implications
Default LLC taxation depends on how many owners you have:
- Single-member LLC: Taxed like a sole proprietorship. Income passes through to your personal return; profits are subject to income and self-employment tax.
- Multi-member LLC: Treated as a partnership. The LLC files a partnership return (Form 1065), and each member receives a Schedule K-1 showing their share of profits.
No matter the number of owners, an LLC can choose to be taxed as an S-Corp, which may reduce self-employment taxes if your business is generating strong, consistent profits.
Liability Considerations
The LLC is designed to protect your personal assets from business-related claims. While this protection isn’t absolute (you must follow proper business formalities), it reduces your risk significantly compared to a sole proprietorship.
Administrative Requirements
Compared to a sole proprietorship, an LLC requires:
- State filing and annual fees
- A separate business bank account
- Operating agreements
- Periodic reporting to stay in good standing
Despite these requirements, an LLC is still far less administratively burdensome than a full corporation.
When Does an LLC Make Sense?
LLCs tend to be a strong fit when you:
- Want liability protection
- Have employees
- Earn meaningful profits
- Want the option to elect S-Corp taxation
- Plan to add partners or investors
- Want flexibility without corporate formalities
For many business owners, an LLC is the first major step toward a more formal, secure business structure without the heavier demands of a corporation.
What Is an S-Corporation (S-Corp), and How Does It Work?
An S-Corporation (S-Corp) is not a business type on its own. It’s a corporation or LLC that elects special tax treatment under IRS rules. An S-Corp maintains pass-through taxation while allowing owners to be treated as employees.
Business owners often choose S-Corp status for one primary reason: reducing self-employment taxes.
Key Features
- Owners can pay themselves a salary, which is subject to payroll taxes.
- Profits above the salary can be distributed. These distributions avoid self-employment tax.
- Still enjoys liability protection if your underlying entity is an LLC or corporation.
- More structure: Requires payroll, corporate formalities, and stricter IRS rules.
Tax Implications
Here’s where an S-Corp can be advantageous. When you become an S-Corp, you take two kinds of income:
- A reasonable salary paid through payroll and subject to Social Security and Medicare tax.
- Profit distributions passed through to your personal tax return and not subject to self-employment tax.
By shifting a portion of your income from “salary” to “distributions,” the S-Corp structure can reduce your overall tax bill.
For example, suppose your business earns $200,000 in profit:
- As an LLC, all $200,000 is subject to self-employment tax.
- As an S-Corp, you might take a $100,000 salary (paying payroll taxes) and $100,000 in distributions (no self-employment tax).
It’s important to note that you must pay yourself a reasonable salary based on industry standards. The IRS pays close attention to this requirement.
Liability Considerations
Liability protection depends on the underlying entity. For instance, an LLC electing S-Corp status keeps its LLC protections.
Administrative Requirements
S-Corps involve more obligations, including:
- Running payroll
- Keeping corporate records
- Filing an S-Corp tax return (Form 1120-S)
- Distributing and tracking shareholder dividends
- Maintaining shareholder meeting minutes
The structure is more involved, which means higher bookkeeping costs and stronger compliance needs.
When Does an S-Corp Make Sense?
S-Corp election becomes attractive when:
- Your business earns consistent profits
- Your owner’s salary would reasonably be lower than the total profits (creating room for distributions)
- You have employees and already run payroll
- You’re comfortable with additional compliance
- You want to reduce self-employment taxes
For many growing LLCs, electing S-Corp status is the natural next step.
Sole Proprietorship, LLC, or S-Corp: Which Structure Is Best?
Here’s a clear breakdown of how these three business structures compare:
| Sole Proprietor | LLC | S-Corp | |
| Legal protection | None | Strong personal liability protection | Same as LLC (if LLC elects S-Corp) |
| Taxation | Self-employment tax on all profit | Same as sole proprietor unless electing S-Corp | Salary taxed via payroll + distributions not subject to self-employment tax |
| Payroll required | No | No (unless taxed as S-Corp) | Yes |
| Cost & admin | Lowest | Moderate | Highest |
| Best for | New solopreneurs with low risk | Growing businesses wanting protection | Profitable, stable businesses seeking tax efficiency |
| Employees allowed | Yes | Yes | Yes |
Choosing the right structure for your business is about aligning your operational needs with your financial goals. Here are the key factors to consider:
#1: Your Liability Exposure
If you have employees, physical space, or client interactions, liability risk increases. In those cases, a sole proprietorship often leaves you too exposed. An LLC or S-Corp structure offers layers of protection you don’t get as a sole proprietor.
#2: Your Profit Level
S-Corp taxation becomes attractive once your business generates enough profit to split income into salary and distributions. A general benchmark is to have a consistent annual profit of $60,000+ after expenses. Below that level, the administrative cost of an S-Corp may outweigh the tax benefit.
#3: Your Growth Plans
If you want to add partners, bring in investors, or scale operations, an LLC or S-Corp provides a more stable foundation.
#4: Your Tolerance for Compliance
If you prefer low paperwork and minimal ongoing maintenance, a sole proprietorship or basic LLC offers a simpler path. If you’re comfortable with payroll, bookkeeping, and documentation—especially with a tax professional on your team—S-Corp status may unlock meaningful tax savings.
TrueNorth Wealth Is Here to Help
When you’re choosing a business structure, there isn’t a one-size-fits-all answer. There’s only the structure that best supports your goals, your risk level, and the stage your business is in.
The right choice protects the work you’ve put in, limits your personal exposure, and helps you keep more of what you earn. Just as importantly, it creates the kind of organized, stable foundation your business needs to grow with clarity and confidence.
Thoughtful planning on the front end can save you thousands in taxes and shield your personal finances from unnecessary risk. At TrueNorth Wealth, our team of fiduciary CFP® professionals understands the nuances of this decision and how it fits into your bigger financial picture. We’ll help you evaluate your options, choose the structure that aligns with your goals, and build a long-term plan that strengthens your financial future while supporting the business you’re growing today.
TrueNorth Wealth is among the top Wealth Management firms in Utah and Idaho, with offices in Salt Lake City, Logan, St. George, and Boise. At TrueNorth Wealth, we focus on helping our clients build long-term wealth while maximizing the enjoyment they receive from their money. We do this by pairing our clients with a dedicated CFP® professional backed by an incredible team. For our team at TrueNorth, it’s about so much more than money. It’s about serving families all across Utah and helping them achieve freedom and flexibility in their lives. To learn more or schedule a no-cost consultation, visit our website at TrueNorth Wealth or call 801-274-1820.
