Choose the structure around your circumstances, rather than your preferred brand name. A sole trader and a limited company have different legal and tax arrangements; prepare a realistic operating plan and discuss it with an accountant or other suitable adviser.
Start with the business you intend to run
Write a short description of the first year: what you will sell, who will buy, whether anyone else will own part of the venture and how much money you will need personally. Add any expected employees, finance or contracts. These details make a structure discussion more concrete than asking which option is “best”.
Revenue distinguishes sole traders, partnerships and companies in its business-structure guidance. It describes a company as a separate legal entity. The registration and tax treatment follow the structure you actually use.
Compare the work as well as the starting cost
Request two written estimates based on the same operating assumptions. Ask what setup, bookkeeping, returns, payroll support and later changes would cost for each option. Ask which work you would do yourself and how often information must be supplied.
| Question | What your adviser needs |
|---|---|
| Who owns the venture? | Planned founders and contributions |
| How will you be paid? | Personal cash needs and timing |
| What administration is affordable? | Time, support and realistic annual budget |
| What could change? | Hiring, investment, expansion or an exit |
Keep assumptions beside each estimate. A quote based on a quiet consultancy and one based on a growing employer are not useful comparisons until the scope agrees.
Avoid choosing from a headline tax rate
A single percentage cannot describe what a particular founder will keep after all relevant taxes, payments and costs. Ask your accountant to explain a complete scenario using the money you expect to earn and withdraw, together with your other circumstances.
For a fictional example, two founders forecast the same sales but have different personal cash needs and spending plans. They ask for separate calculations rather than copying each other’s structure. The example contains no tax calculation or recommended threshold: its purpose is to show why an individual discussion is useful.
Keep the trading name on a separate track
Brand research can continue while you discuss structure. Keep a shortlist, research similar company names, check domains and investigate relevant trade-mark questions. Label each decision separately so a promising name does not force a premature incorporation order.
Our company versus business-name guide explains why a trading name and an incorporated company are different registrations. Ask any agent which registration it is quoting for. Save the answer before comparing that quote with an incorporation package.
Plan for a later change without assuming it is automatic
If you expect to review the structure later, ask what would need to happen to contracts, customer communication, banking, registrations and business assets. Record those as questions for advice, rather than assuming that changing a name in an account will do the job.
Choose a review trigger that makes sense for your plan: bringing in a co-owner, signing a larger contract or considering external investment. Keep a one-page decision note with your current assumptions, advice received and unresolved points. You can revisit it without reconstructing the original conversation.
Your next step
- Does registering a business name settle my tax registration?
Keep those tasks separate. Revenue publishes its own tax-registration instructions; use the route appropriate to your actual structure.
- When should I compare formation packages?
Once the company route fits your plans, compare a written scope against your needs. Start with our formation packages and preparation checklist.
Sources & review
Editorial owner: Thomas O'Sullivan. Sources checked 17 October 2026. Professional review: Thomas O'Sullivan (Company formation expert and writer), 17 October 2026. Scope: The ten new 17 October guide drafts: current text, practical examples and official source references.
Examples are fictional and do not establish name or domain availability. Confirm current requirements with the relevant authority or provider. Report a correction.