LLC vs Sole Prop in South Dakota

Side-by-side comparison of Limited Liability Company and Sole Proprietorship for South Dakota businesses. See costs, tax treatment, and which structure fits your situation.

At a Glance

Feature	LLC	Sole Prop
Filing fee (South Dakota)	$150	$0
Annual fee	$0/yr	$0/yr
Liability protection	Yes	No
Self-employment tax	On all profit	On all profit
Formation complexity	low	none
Ongoing complexity	low	none
Can raise funding	Limited	Limited

Pros & Cons

LLC

Pros

+Personal assets protected from business debts
+Pass-through taxation — no double tax
+Flexible management structure
+Can elect S-Corp taxation later

Cons

-Self-employment tax on all profit (same as sole prop)
-State filing fees and annual fees
-Some states have franchise taxes (e.g., CA $800/yr)
-Operating agreement recommended

Sole Prop

Pros

+No formation paperwork or fees
+No separate tax return — report on Schedule C
+Full control over all decisions
+Easiest to start and dissolve

Cons

-No liability protection — personal assets at risk
-Self-employment tax on ALL profit (15.3%)
-Harder to raise funding
-Less professional credibility

Who Should Choose What

Choose LLC if you...

→Most small businesses
→Freelancers earning $40K+
→Businesses with liability risk
→Multi-member businesses

Choose Sole Prop if you...

→Very early stage
→Low-risk businesses
→Side hustles under $40K
→Testing an idea

Not sure which is right?

Our free quiz calculates your actual tax burden under each entity type based on your income and South Dakota tax rates.

Take the Quiz

Form Your Business in South Dakota

ZenBusinessRecommended

LLC: $0 + state fee

Start your business for $0 + state fees

Northwest Registered AgentRecommended

LLC: $39 + state fee

Privacy by default. Registered agent included for life.

Bizee (formerly Incfile)

LLC: $0 + state fee

Free LLC formation with no hidden costs

More Comparisons in South Dakota

LLC vs S-Corp LLC vs C-Corp S-Corp vs C-Corp

LLC vs Sole Prop FAQ

What is the difference between LLC and Sole Prop in South Dakota?

Limited Liability Company: Liability protection with pass-through taxation. The most popular choice for small businesses. Sole Proprietorship: The simplest structure. You and your business are the same legal entity. In South Dakota, LLC filing costs $150 and Sole Prop costs $0.

Is LLC or Sole Prop better for taxes in South Dakota?

Both have similar tax treatment. The best choice depends on your specific income level and South Dakota tax situation. Use our free quiz for exact numbers.

How much does it cost to file an LLC vs a Sole Prop in South Dakota?

LLC filing fee: $150, annual fee: $0/year. Sole Prop filing fee: $0, annual fee: $0/year.

Disclaimer

This comparison is for educational purposes only and does not constitute tax, legal, or financial advice. Filing fees, tax rates, and regulations may have changed since this data was compiled. Verify all information with the South Dakota Secretary of State and consult a qualified CPA or tax attorney before making entity selection or tax election decisions.

Affiliate disclosure: Formation service links on this page are affiliate links. We may earn a commission at no extra cost to you. This does not influence our comparisons or recommendations.