Sole Trader vs Limited Company: Tax, MTD IT, and Business Growth

Understanding the Basics

If you’re starting a business in the UK, one of the first choices is whether to be a sole trader (self-employed) or set up a limited company.

  • A sole trader is simple: you work for yourself, keep all profits, but you’re personally responsible for debts.
  • A limited company is a separate business in law. It owns the profits, and you pay yourself through salary or dividends.

Benefits of Being a Sole Trader

  • Quick and simple to register with HMRC
  • Lower admin compared to a company (but not for long)
  • You keep full control
  • Your finances remain private

Benefits of a Limited Company

  • Limited liability: your personal assets are safer if the business owes money
  • Tax savings: can be more tax-efficient with salary + dividends
  • Professional image: looks more credible to clients and suppliers
  • Growth options: easier to borrow money, attract investors, or add partners

What About MTD IT?

The UK is moving towards Making Tax Digital for Income Tax (MTD IT). This means:

  • Sole traders earning over £50,000 must keep digital records and file quarterly returns from April 2026.
  • Those earning over £30,000 will follow from April 2027.
  • Limited companies already file digitally for Corporation Tax and company accounts, so they are generally better prepared.

This means if you stay as a sole trader, you’ll soon face extra admin to stay compliant. A limited company may feel like a bigger step now, but the systems are already in place for digital reporting.

Which One Is Best?

If you want…

Likely Best Option

Easy start-up and less admin (for now)

Sole Trader

Extra protection and lower personal risk

Limited Company

Keep financial details private

Sole Trader

To look professional and win contracts

Limited Company

More tax planning options

Limited Company

To avoid MTD IT changes for longer

Limited Company

FAQs

  1. Do I need an accountant as a sole trader?
    Not legally, but with MTD IT coming in, an accountant will save time and ensure you file correctly.
  2. Can I change from sole trader to limited company later?
    Yes. Many start as sole traders and move to a company once profits grow or compliance becomes harder.
  3. Which pays less tax?
    Often a limited company, especially when profits are higher. Sole traders pay Income Tax and National Insurance directly.
  4. Can I use my personal bank account as a sole trader?
    Yes, but a separate business account is much easier, especially with MTD IT record-keeping.
  5. Is it more expensive to run a limited company?
    Yes, but tax savings and protection often outweigh the extra accounting costs.
  6. Does MTD IT affect limited companies?
    Not for now. MTD IT is only for sole traders and landlords, but companies already file digitally for Corporation Tax and statutory accounts.

Final Thoughts

A sole trader is best if you want a simple setup and small-scale operations.

A limited company works better for bigger growth, tax planning, and long-term compliance.

With MTD IT is bringing more admin for sole traders, many are now considering switching to a limited company earlier.

Still unsure which suits your business? Contact us today for tailored advice on sole trader vs limited company and getting ready for MTD IT.

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Written by Yesim Tilley Founder of Skynet Accounting

Follow me on LinkedIn: www.linkedin.com/in/skynet-yesim-tilley

www.skynetaccounting.co.uk