Overview
The legal structure you choose affects who owns the business, how profits are taxed, the records you must keep and the level of personal liability. A sole trader is the simplest model, while a limited company is a separate legal person with additional Companies House and Corporation Tax responsibilities. Partnerships can be useful where two or more people carry on a business together, but the partnership agreement and tax registrations need careful attention.
Who this applies to
People starting a new business, existing sole traders considering incorporation, and founders deciding how ownership should be shared.
Key points
- Compare expected profits, commercial risk and administrative burden.
- Consider how money will be taken from the business and whether other owners or investors are involved.
- A limited company brings annual accounts, confirmation statement and Company Tax Return obligations.
- Changing structure later is possible, but assets, contracts, VAT and payroll may need to be transferred correctly.
Important dates and deadlines
Register for Self Assessment by the relevant HMRC deadline if you start trading as a sole trader or partner. A limited company must be incorporated before it trades in the company name and must tell HMRC when it becomes active for Corporation Tax.
Practical checklist
- Write down the owners and intended profit shares.
- Estimate first-year turnover, profit and funding needs.
- Identify contracts, licences and insurance required.
- Discuss tax, liability and extraction of profits before committing.
Frequently asked questions
Is a limited company always more tax efficient?
No. The answer depends on profit levels, how funds are withdrawn, other income, administration costs and future plans.
Can I start as a sole trader and incorporate later?
Yes, but the transfer should be planned so that assets, VAT, payroll, contracts and tax elections are handled correctly.
How Accountants4All can help
Support matched to your circumstances
Accountants4All can compare the structures, register the chosen business, set up bookkeeping and explain the first filing and payment dates.
Official sources and further reading
This page is general guidance and does not create an adviser/client relationship. Tax rules and official guidance can change. Use the official sources above and obtain advice based on your circumstances.
Read the full tax disclaimer