A registered office is more than a line on an incorporation form. It is the company’s official legal address, where Companies House, courts, HMRC and other organisations can send formal documents. It also appears on the public Companies House register, so the choice affects compliance, privacy and everyday administration.
One rule catches many new founders out: a Royal Mail PO Box, or an equivalent mailbox service, can no longer be used as a company’s registered office. The address must be a real, appropriate location where company documents are expected to reach someone acting for the business and where delivery can be acknowledged.
What Counts as an Appropriate Registered Office?
Every UK limited company must maintain an appropriate registered office address at all times. Post delivered there by hand or by post should normally come to the attention of a person acting for the company. It must also be possible for a sender to obtain confirmation that a document has been delivered.
An unattended mailbox, an address used without permission or a service that does not reliably notify you may fail the test. The office need not be where you work daily, but it must be a physical UK address that functions as the company’s official point of contact.
The Address Must Match the Company’s UK Jurisdiction
A registered office must remain in the same part of the UK in which the company was incorporated. The relevant jurisdictions are England and Wales, Wales for a Welsh company, Scotland, and Northern Ireland.
For example, a company incorporated in Scotland must keep a Scottish registered office, even if its directors later move to Manchester. An ordinary address change cannot move the company from one UK jurisdiction to another.
Why a PO Box Is No Longer Acceptable
The rules are designed to ensure that official correspondence reaches a person connected with the company. The ban covers Royal Mail PO Boxes and similar services from other providers. Mail forwarding alone does not make a mailbox compliant. Founders seeking privacy should use a service that supplies a qualifying physical address and meets the appropriate-address requirements.
Home Address, Accountant or Virtual Office?
Using your home address
A director can use a home address if it is in the correct UK jurisdiction, the company has permission to use it and the address is appropriate. This is often the cheapest option for a small owner-managed business.
The main drawback is privacy. A registered office is publicly searchable, and using your home means customers, suppliers and members of the public can see it. Changing the address later does not automatically remove it from historical documents already filed on the public record.
Using an accountant or solicitor
Some professional advisers allow clients to use their office as the company address. This can provide a stable correspondence point and help ensure that official notices are recognised quickly. You must obtain permission and understand what happens if the professional relationship ends.
Check whether the fee includes scanning and forwarding, how quickly urgent documents are communicated, and whether all company mail is accepted.
Using a virtual office address
A virtual office can be suitable when it is a genuine physical location and the provider’s process makes it an appropriate address. The label “virtual office” does not decide compliance; the way the service handles documents does.
Check that the package specifically permits Companies House registration, not merely use on websites or marketing material. Confirm that delivery can be acknowledged, mail is monitored consistently and you will be notified promptly. Review identity checks, cancellation terms and the process for changing the address if the service ends.
Do Not Confuse the Registered Office with Other Addresses
The registered office belongs to the company. A director’s service address is the public correspondence address for that individual. A director’s usual residential address is supplied to Companies House but is not normally displayed to the general public.
Your trading address may also differ from the registered office. Keeping these roles separate can improve privacy and mail handling.
A Practical Choice for a Home-Based Founder
Consider a freelance consultant in Birmingham forming an England and Wales company. She works from home but does not want her residential address online. A cheap mailbox advertises “business mail,” yet cannot accept hand-delivered documents and forwards post only once a week. That arrangement may not meet the appropriate-address test.
A stronger option is a registered office provider with a physical address in England or Wales, reliable monitoring and delivery confirmation. Before incorporating, she obtains written permission, checks the renewal price and confirms how urgent letters are scanned. This protects her privacy without treating compliance as an afterthought.
Questions to Ask Before Choosing
Confirm that the address is in the correct jurisdiction and that you have explicit permission to use it. Ask who receives post, how quickly you are notified and whether signed or hand-delivered documents can be accepted. Compare the total cost, including scanning and forwarding, rather than only the advertised monthly price.
Check the cancellation notice and what happens to mail after the service ends. A cheap package is poor value if it causes a missed filing reminder or legal notice.
Related guides include choosing a business structure, completing incorporation and understanding directors’ responsibilities.
Changing the Registered Office Later
You can change the address by notifying Companies House. The change does not legally take effect until Companies House registers it, so monitor the existing address during the transition. The replacement must remain within the original UK jurisdiction and satisfy the appropriate-address rules.
Companies House will inform HMRC of the change, but you may still need to update banks, insurers, licensing bodies, suppliers and customers. Amend company stationery, websites and invoices where the registered office is shown.
Frequently Asked Questions
Can I use a PO Box as my registered office?
No. A Royal Mail PO Box or equivalent service cannot be used. Choose a qualifying physical address where documents will reliably reach someone acting for the company and delivery can be acknowledged.
Can I register my company at my home address?
Yes, provided it is in the correct jurisdiction, you have permission to use it and it is appropriate. Remember that it will appear on the public Companies House register.
Is a virtual office address legal in the UK?
It can be. The provider must supply a physical address that meets the registered office rules, and you must have permission to use it. Check the mail-handling arrangements before paying.
Can an English company use a Scottish registered office?
No. A company incorporated in England and Wales must keep its registered office within that jurisdiction. Scottish and Northern Irish companies must likewise keep their addresses in their respective jurisdictions.
Choose for Compliance First
The right registered office is valid, monitored and appropriate throughout the life of the company. Privacy, prestige and forwarding services may influence the decision, but they come after the legal basics: a physical address, the correct jurisdiction, permission to use it and reliable delivery of official documents.
Choose the arrangement before incorporation and make someone responsible for checking every notice. That simple discipline can prevent missed deadlines, unwanted publication of a home address and avoidable problems with Companies House.