19. March 2026

Starting a business as a Sole Trader: a simple guide to getting it right

Taking the leap into self-employment is exciting.  Whether you’re turning a hobby into a source of income, offering a professional service, or finally moving forward after years of thinking about it, becoming a sole trader is one of the simplest ways to start a business.  But simple doesn’t mean effortless—so here’s a clear, practical guide to help you get started with confidence. 

1. Understand What Being a Sole Trader Means

A sole trader is the easiest business structure in the UK.  You run the business as an individual, you keep the profits, and you’re personally responsible for any losses.  There’s no complicated setup, no need to register a company, and there are no shareholders.

For many people, it’s the perfect way to test an idea without huge upfront costs.

2. Register With HMRC

If you’re earning money from self‑employment, you’ll need to register for Self-Assessment. It’s quick, free, and can be done online.

3. Set Up a Separate Business Bank Account

You don’t have to, but it makes life so much easier.  Keeping your business and personal spending separate helps you:

• Track income and expenses
• Stay organised for tax time
• Look more professional to clients

4. Keep Good Records from Day One

This is where many new sole traders go wrong.  You’ll need to keep track of:

• Invoices you send
• Payments you receive
• Business expenses – receipts and invoices you receive
• Payments you make
• Mileage (if relevant)

Good bookkeeping isn’t about being perfect—it’s about being consistent.  A simple spreadsheet is perfectly adequate when you’re starting out.

5. Know What You Can Claim as Expenses

As a sole trader you can deduct certain business costs from your taxable income.  Common examples include:

• Equipment and tools
• Software and subscriptions
• Travel for work
• A portion of home office costs
• Marketing and website fees

Understanding expenses early on can save you money and stress later.

6. Build Your Brand and Find Your First Clients

You don’t need a huge marketing budget to get started. Try:

• A simple website or social media page
• Word‑of‑mouth referrals
• Local networking groups
• Sharing your story and skills online

People buy from people—so let them see who you are and what you do.

7. Don’t Be Afraid to Ask for Help

Running a business doesn’t mean doing everything alone.  Whether it’s bookkeeping, tax returns, or general guidance, getting support early can save you time and avoid costly mistakes.

Final Thoughts

Starting a business as a sole trader is a bold and brilliant step.  It gives you freedom and flexibility.  With a bit of planning and the right support, you’ll be well on your way to running a business to be proud of.