If you are planning to start a business in Slovenia, one of the first and most important decisions is choosing the right legal structure.

The two most common forms are:

• Sole Proprietorship (s.p.)
• Limited Liability Company (d.o.o.)

Both are widely used, but they differ significantly in liability, taxation, capital requirements, and long-term strategic flexibility.

This guide explains the key differences in 2026.

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1. Legal Status and Liability

Sole Proprietorship (s.p.)

A sole proprietorship is not a separate legal entity.

The business and the owner are legally the same person.

This means:

• The owner has unlimited personal liability
• Personal assets can be used to cover business debts
• No legal separation between private and business risk

This structure is simple but carries higher personal financial exposure.

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Limited Liability Company (d.o.o.)

A d.o.o. is a separate legal entity.

This means:

• The company is legally distinct from its owner(s)
• Liability is generally limited to company assets
• Personal assets are protected (except in cases of fraud or guarantees)

For higher-risk activities or larger operations, this legal separation is often decisive.

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2. Minimum Capital Requirement

s.p.

• No minimum share capital required
• Registration is free

d.o.o.

• Minimum share capital required
• Capital must be deposited before registration

The capital requirement is one of the main barriers for early-stage entrepreneurs choosing a d.o.o.

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3. Taxation Differences

Sole Proprietorship (Standard Taxation)

• Taxed on actual profit
• Progressive personal income tax rates
• Mandatory monthly social contributions

Sole Proprietorship (Flat-Rate System – “Normirani s.p.”)

• 80% of revenue recognized as flat expenses
• 20% taxable
• 20% tax on taxable base
• Effective tax rate: 4% of revenue

This system is attractive for low-cost service businesses.

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Limited Company (d.o.o.)

• Corporate income tax applies to company profit
• Dividends are taxed when distributed to the owner
• Owner may also pay salary (subject to contributions)

Taxation structure can be more flexible but also more complex.

For higher profits, the total effective tax burden can differ significantly from s.p.

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4. Social Contributions

s.p.

The owner must pay mandatory monthly social security contributions, regardless of revenue.

These contributions are a fixed financial obligation even if the business generates no income.

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d.o.o.

If the owner is employed by the company:

• Social contributions are paid on salary

If the owner is not employed:

• Different contribution rules may apply

This allows more structural flexibility compared to sole proprietorship.

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5. Administrative Complexity

s.p.

• Simple accounting
• Fewer formalities
• Lower administrative burden

d.o.o.

• Double-entry bookkeeping required
• Annual financial statements
• Higher accounting costs
• More formal corporate governance requirements

A d.o.o. requires more structured financial management.

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6. Perception and Credibility

In some industries, a limited company (d.o.o.) may be perceived as:

• More stable
• More professional
• More scalable

However, for freelancers and consultants, s.p. is widely accepted and common.

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7. When to Choose a Sole Proprietorship

A sole proprietorship is often suitable when:

• You are starting small
• You are a freelancer or consultant
• Your business has low operating risk
• You want minimal administrative burden
• You want to test a business idea

It offers fast market entry with minimal upfront requirements.

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8. When to Choose a Limited Company

A limited company may be more appropriate when:

• You plan to scale
• You have business partners
• You expect higher profits
• You operate in higher-risk sectors
• You want to limit personal liability
• You plan to attract investors

For long-term growth strategies, d.o.o. often provides better structural flexibility.

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9. Cost Comparison Overview

Sole Proprietorship:

• No capital requirement
• Mandatory social contributions
• Lower accounting costs
• Unlimited liability

Limited Company:

• Capital requirement
• Corporate tax + dividend tax
• Higher accounting costs
• Limited liability

The real cost difference depends on revenue level, risk exposure, and strategic goals.

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Final Consideration

Choosing between s.p. and d.o.o. in Slovenia is not only a tax decision.

It is a strategic decision about:

• Risk exposure
• Growth ambitions
• Cash flow structure
• Personal financial security

For small service businesses, s.p. remains the simplest and most tax-efficient entry model.

For growth-oriented entrepreneurs or higher-risk ventures, d.o.o. may offer stronger long-term protection and flexibility.

The easiest structure to start is not always the best structure to scale.