sole trader vs limited company uk: what’s the difference?

The heart of it is how the law sees you. As a sole trader, you and the business are the same person as far as HMRC and the courts are concerned. So all the profit after tax is yours to keep, but if things go wrong – if you’re sued or can’t pay your bills – it’s your personal assets that are on the line. Your house, your car, your savings could all be in the firing line .

A limited company is a completely separate legal being. It owns its own stuff, signs its own contracts, and is liable for its own debts. Your personal finances are generally out of reach, unless you’ve personally guaranteed something like a bank loan .

difference between sole trader and limited company uk

Beyond the legal stuff, the day-to-day reality of running your business looks quite different depending on which structure you pick.

Control and decision-making

As a sole trader, you’re the boss – full stop. You do all the planning, you switch gears at will and you do not even have to consult. In an approachable company, you have directors and shareholders. In a small company, that’s often the same person, but you still have legal duties as a director and must follow company law .

How you get paid

Sole traders simply take drawings from the business – the profit is yours after tax. Limited company directors have to be more structured. You might take a small salary (to qualify for National Insurance credits) and the rest as dividends, which are taxed at lower rates .

Public record

If you value privacy, sole trader wins hands down. Your accounts are between you and HMRC. With a limited company, your annual accounts, director details, and registered address are all published on Companies House for anyone to see .

self employed vs ltd uk: pros and cons

Advantages of being a sole trader

• Simple to start: You can register online with HMRC and start trading the same day. No Companies House paperwork, no registration fee .
• Light admin: One tax return a year, straightforward bookkeeping. Many people do it themselves without an accountant.
• Keep all the profit: After tax, the money’s yours – no need to split into salary and dividends.
• Private: Your financial affairs stay between you and HMRC.

Disadvantages of being a sole trader

• Unlimited liability: This is the big one. If your business gets sued or can’t pay its debts, creditors can come after your personal assets – your house, your car, your savings .
• Tax can climb quickly: Once your profits push you into the higher tax bracket (over £50,270), you’re paying 40% Income Tax plus National Insurance .
• Harder to raise finance: Banks and investors tend to favour limited companies.
• Perception: Some larger clients prefer to work with limited companies – they see them as more established.

Advantages of a limited company

• Limited liability: Your personal assets are protected. If the company fails, you only lose what you’ve put into it (unless you’ve given personal guarantees) .
• Tax efficiency: Once profits rise, you can often pay less tax overall by taking a mix of salary and dividends. Corporation Tax rates (19-25%) are often lower than higher-rate Income Tax .
• Professional image: Having ‘Ltd’ after your name can open doors – some clients and suppliers prefer dealing with limited companies.
• Easier to raise money: You can issue shares to bring in investors.

Disadvantages of a limited company

• More admin: You’ll need to file annual accounts with Companies House, a Corporation Tax return with HMRC, and maintain statutory registers. Most directors use an accountant, which adds cost .
• Less privacy: Your accounts and director details are public.
• Money access rules: You can’t just dip into the business account. Funds belong to the company, and you need to follow rules for salary and dividends.
• Higher running costs: Accountancy fees, Companies House fees, potentially higher banking charges.

sole trader vs limited company uk tax

This is where the numbers really matter. The tax advantage shifts depending on your profit level. Let’s look at a typical example using 2025/26 rates .

So with £50,000 profit, the sole trader comes out about £340 ahead. The limited company tends to start looking better once profits nudge above £60,000–£70,000. At that point, paying Corporation Tax plus dividend tax can actually work out cheaper than higher-rate Income Tax and National Insurance .

benefits of limited company vs sole trader uk

Beyond tax, the benefits of going limited often come down to two things: protecting your personal assets and looking the part.

Limited liability protection

If you’re in a line of work where things could go wrong – construction, manufacturing, professional services – a limited company keeps your home and savings out of the firing line. Sole traders are personally exposed to every claim and every debt .

Credibility and contracts

Some clients, especially larger ones, prefer to contract with limited companies. It looks more official, and if something goes wrong, they’re dealing with a company, not an individual. If you’re bidding for contracts where your competitors are limited, it can level the playing field .

Growth and investment

If you’ve got plans to scale up, bring in partners, or seek outside investment, a limited company is the only real option. You can issue shares, bring in investors, and structure ownership cleanly. Sole traders can’t do that .

Tax planning flexibility

Limited companies provide a greater number of timing alternatives to income – you can leave proceeds in the company and claim them in a subsequent year when you may have a reduced personal tax rate. The sole traders are taxed on profits as and when they come out with or without the money being taken out.

Which structure could be better for you?

It depends on the client, however, we have work with a great number of clients and have observed certain trends. This rough guide might help you think it through:

Most people we work with start as sole traders and switch to a limited company once their income steadies above £50,000–£60,000, or when they start taking on work that carries real risk .

How to switch from sole trader to limited company

If you decide to make the leap, here’s what you’ll need to do:

1. Register with Companies House – you will require a name that is not used, an address under which the company will be registered, and at least one director.
2. Inform HMRC – and you will close your Self Assessment as a sole trader and apply to register the new company with Corporation Tax.
3. Move assets across – if you’ve got equipment, a van, or goodwill, you’ll need to transfer them into the company. This can have tax consequences, so it’s worth getting advice .
4. Open a business bank account – the company must have its own account.
5. Let clients and suppliers know – they need to issue invoices to the company, not to you personally.