Setting Up a Limited Company in the UK – A Practical Guide for New Business Owners
Starting a business is an exciting step, and one of the most common questions new entrepreneurs ask is whether they should operate as a sole trader or a limited company.
A limited company structure can offer tax planning opportunities, liability protection and credibility, but it also introduces additional responsibilities and compliance requirements.
This guide explains what a limited company is, when it makes sense, and what you need to do to set one up correctly.
What Is a Limited Company?
A limited company is a separate legal entity from the people who own and run it.
This means:
• The company owns the business assets
• The company enters into contracts
• The company pays Corporation Tax
• Personal and company finances are separate
Most business owners are both:
Director – responsible for running the company
Shareholder – the owner of the company shares
Advantages of a Limited Company
Limited Liability
One of the main benefits is protection of personal assets. Your personal liability is usually limited to the value of your shares (unless personal guarantees are given).
Tax Planning Opportunities
Limited companies allow business owners to extract income through:
• Salary
• Dividends
• Pension contributions
This flexibility often allows for more efficient tax planning once profits increase.
Professional Image
Many clients and suppliers prefer working with a registered company rather than an individual sole trader.
Business Continuity
A company can continue to operate even if ownership changes or directors change.
Disadvantages and Responsibilities
Running a limited company involves more compliance and administration than being a sole trader.
Directors must:
• File annual accounts
• Submit Corporation Tax returns
• File confirmation statements
• Maintain statutory registers
Company information is also publicly available at Companies House, including director details and financial summaries.
Because of this, the structure is not always suitable for very small side businesses.
When Does a Limited Company Often Make Sense?
Many businesses consider incorporating when:
• Profits consistently exceed £40,000–£60,000
• The owner moves into higher-rate tax bands
• The business faces commercial risk
• There are plans to grow or bring in partners
• The owner intends to build and sell the business in the future
Steps to Set Up a Limited Company
1. Register the Company
The company must be incorporated through Companies House.
You will need:
• Company name
• Registered office address
• Director details
• Share structure
• Articles of Association
Once approved, you receive a Certificate of Incorporation.
2. Register for Corporation Tax
Companies must register with HMRC for Corporation Tax, usually within three months of starting to trade.
3. Open a Business Bank Account
A separate company bank account is essential.
Company funds should never be mixed with personal finances.
4. Set Up Payroll
If you pay yourself a salary:
• Register for PAYE
• Run payroll
• Submit RTI reports to HMRC
5. Consider VAT Registration
VAT registration becomes mandatory once turnover exceeds the threshold, although voluntary registration may sometimes be beneficial.
6. Maintain Proper Records
Limited companies must keep:
• Accounting records
• Dividend paperwork
• Board minutes
• Statutory registers
Records generally need to be kept for at least six years.
A Limited Company Is Not Just a Tax Decision
Choosing to incorporate should consider more than tax.
Key factors include:
• Expected profits
• Personal tax position
• Business risk
• Growth ambitions
• Administrative capacity
Incorporation is a strategic business decision, not simply a tax saving exercise.
How GMS Business Accountants Can Help
At GMS Business Accountants, we support new business owners with:
• Company formation
• Tax-efficient share structures
• Corporation Tax and PAYE registration
• Bookkeeping system setup
• Director tax planning
• Ongoing compliance support
Our goal is to ensure your business structure supports long-term growth while remaining tax efficient and compliant.
Written by Graham Wesson
Director – GMS Business Accountants
Specialist in SME tax and business advisory
