Direct answer
UK registration requires an official registered office and a SIC code that identifies the company’s business activity.
What the official guidance says
Source: GOV.UK / Companies House guidance, via our in-depth guides:
Registered Office & Business Address checklist for UK
- Choose an address that satisfies the registered-office rules.
- Select the appropriate SIC code.
- Keep address and activity details current.
- Separate incorporation details from any separate operating licence.
Practical focus
Verify the official address rules, eligibility and documentary evidence required for the registered or operating address where applicable.
Frequently asked questions
Which authority controls registered office & business address in UK?
GOV.UK / Companies House is the primary authority for the guidance on this page. Other authorities can be involved depending on your activity; re-check the official source before acting.
How we write our guidesWe summarise official guidance and link to it. We do not publish fees, timelines or approval promises unless the authority does. Read our methodology.