Tax Planning Guide

How to Structure Your eBay Business in the Most Tax Efficient Way

Published: 21 September 2025
10 min read

3 Business Structures Compared:

Sole Trader

40-45% tax

Partnership

40-45% tax

Ltd Company

19-25% tax

Your eBay venture is taking off. What started as a side hustle is now generating real income. This is the perfect time to ask: is my business structured in the most tax-efficient way?

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Choosing the right legal structure isn't just a box-ticking exercise. It has a significant impact on your tax bill, personal liability, and the administrative workload you'll face down the line.

Why Your Business Structure Matters

Your business structure is the foundation upon which everything else is built. It directly affects:

How Much Tax You Pay

The rates and types of tax differ significantly between structures

Personal Financial Liability

Are your personal assets, like your home, at risk if the business runs into debt?

Paperwork and Compliance

Some structures require much more formal reporting to HMRC and Companies House

Credibility and Funding

A limited company can appear more professional and find it easier to secure loans or investment

Getting this right from the start can save you a lot of money and potential headaches.

Compare Your 3 Options

OPTION 1

Starting as a Sole Trader 🧑‍💼

This is the simplest and most common way to start a business in the UK. As a sole trader, you are the business. There is no legal distinction between you and your eBay enterprise.

Advantages

  • Easy to set up: Just register for Self Assessment with HMRC. Fast and free
  • Full control: You're the boss. All decisions and all profits are yours
  • Simple accounting: More straightforward record-keeping and tax filing

Disadvantages

  • Unlimited liability: You are personally responsible for all debts. Your personal assets could be at risk
  • Tax inefficiency at higher incomes: Pushed into higher personal tax bands
  • Perceived as less professional: Some suppliers/lenders prefer limited companies

Important Liability Warning:

You cannot avoid liabilities simply by saying the business is closed. Even after closure, you may still be liable for the company's debts and any outstanding tax.

The Tax Impact

As a sole trader, your eBay profits are simply added to your other income (like a salary from a job) and taxed as personal income.

For the 2025/26 tax year:

Once your total income exceeds £50,270, you'll pay 40% tax (and potentially 45%) on your earnings above this threshold.

OPTION 2

Forming a Partnership 🤝

A partnership is similar to being a sole trader, but it involves two or more people. The partners share the profits, debts, and decision-making.

Advantages

  • Shared responsibility: Pool skills, knowledge, and financial resources
  • Simple to set up: Relatively easy to get started (Partnership Agreement recommended)
  • More borrowing power: Easier to raise funds than as a sole trader

Disadvantages

  • Joint and several liability: You're liable for your own debts AND your partners' debts
  • Potential for disputes: Disagreements can be difficult without a clear agreement

The Tax Impact

Profits are split between the partners according to your agreement. Each partner then pays tax on their share as an individual, exactly like a sole trader.

This means you face the same risk of hitting the 40% or 45% income tax bands as your business grows.

⭐ MOST TAX EFFICIENT

OPTION 3

Setting Up a Limited Company 🏢

A limited company is a completely separate legal entity from its owners (the shareholders). This is the most significant difference and provides key advantages, especially for tax.

Advantages

  • Limited liability: Your personal finances are protected. Personal assets not at risk
  • Greater tax efficiency: Key reason many successful eBay sellers incorporate
  • Professional image: 'Ltd' name boosts credibility with customers, suppliers, and banks

Considerations

  • More complex to set up: Register with Companies House (associated costs)
  • Stricter compliance: Legal duties as director, annual accounts required
  • Less privacy: Company information is publicly available

Limited Liability Explained:

You can close the company, and as a general rule you will not be personally liable for the company's debts, taxes or other liabilities. The company is a separate legal entity.

Exception: Personal liability can arise in certain circumstances, for example where there has been wrongful trading, fraudulent trading, or where you have given a personal guarantee.

The Tax Impact - This is Where It Gets Interesting

A limited company does not pay Income Tax. Instead, it pays Corporation Tax on its profits.

Profits up to £50,000

19%

Corporation Tax rate

Profits over £250,000

25%

Corporation Tax rate

There's a tapered relief for profits between £50,000 and £250,000

💡 Smart Tax Strategy

You can then pay yourself a combination of a small, tax-efficient salary and dividends.

This strategy is often far more tax-efficient than taking all your profit as a sole trader, especially if you're a higher-rate taxpayer.

So, Which Structure is Right for Your eBay Business?

There is no "one size fits all" answer, but we can look at two common scenarios:

Scenario A:

Testing the Waters or Earning Below £50,270

Starting as a sole trader is likely your best bet. It's low-cost, simple, and lets you focus on building your business without getting bogged down in administration.

You can always incorporate later as your profits grow.

Scenario B:

Profits Growing or Already a Higher-Rate Taxpayer

This is a critical tipping point. If your eBay income is stacked on top of an existing salary near or over £50,270, every extra pound earns at 40% or more.

Setting up a limited company is usually the most tax-efficient move. Save thousands in tax each year!

Final Thoughts: Plan for Success

Think about where you want your eBay business to be in two, five, or even ten years. Choosing the right business structure from the start will save you stress and money, allowing your business to grow on a solid, tax-efficient foundation.

Whether you decide on a sole trader, partnership, or limited company, make sure your structure supports both your short-term needs and your long-term ambitions.

Quick Tax Rate Comparison

Structure Tax Type Rate Best For
Sole Trader Income Tax 40-45% Testing, low income
Partnership Income Tax 40-45% Multiple owners
Limited Company Corporation Tax 19-25% Growing, higher earners

Need Expert Advice Tailored to Your Specific Situation?

Let's build the right foundation for your eBay business together. Contact Taxwise Accountancy today for a free, no-obligation consultation.

Expert eBay business planning • Tax efficiency • Structure advice