This guide is maintained as a current resource for July 2026 and covers only the laws of England and Wales. Information is for general guidance, not legal advice. Consult a qualified solicitor for advice specific to your situation.
A detailed guide explaining how to obtain a Certificate of Incorporation in the UK, covering Companies House procedures, legal requirements under the Companies Act 2006, application steps, processing times, and the legal significance of company formation in England and Wales.

A Certificate of Incorporation is the official legal document issued by Companies House confirming that a company has been successfully registered in the United Kingdom. It marks the point at which a business becomes a separate legal entity capable of entering contracts, owning assets, and incurring liabilities in its own name under the Companies Act 2006.
Understanding how to obtain this certificate is essential for directors, founders, and advisors involved in company formation in England and Wales, as it is often required for banking, tax registration, commercial contracts, and regulatory compliance.
What a Certificate of Incorporation Is
A Certificate of Incorporation is a formal document issued by the Registrar of Companies once a company has been approved for registration.
It confirms:
- The company's legal existence
- The date of incorporation
- The company registration number
- The company name
- The fact that incorporation requirements have been satisfied
From the date shown on the certificate, the company is legally recognised as a separate legal person.
Legal Framework Governing Incorporation
The issuance of a Certificate of Incorporation is governed by:
- Companies Act 2006
- Companies House incorporation regulations
- Registrar of Companies powers and duties
Under this framework, the Registrar must be satisfied that:
- The company documents are correctly completed
- The proposed name is acceptable
- Required legal information has been provided
- Fees have been paid
Once satisfied, incorporation is granted and the certificate is issued.
How to Obtain a Certificate of Incorporation
Step 1: Choose a company structure
Before incorporation, the applicant must decide:
- Private limited company (Ltd)
- Public limited company (PLC)
- Limited liability partnership (LLP)
Most small businesses incorporate as private limited companies.
Step 2: Prepare incorporation information
To apply for incorporation, the following information is required:
- Proposed company name
- Registered office address (UK-based)
- Details of directors
- Details of shareholders or members
- Share capital structure (for limited companies)
- SIC codes describing business activity
- Articles of association
Incomplete or inaccurate information may result in rejection.
Step 3: Submit application to Companies House
The application is submitted via:
- Online Companies House service
- Authorised formation agents or software providers
- Postal application (less common and slower)
The main incorporation form is:
- Form IN01 (for companies limited by shares or guarantee)
Step 4: Pay the incorporation fee
A statutory fee must be paid at the time of submission. The fee varies depending on:
- Method of filing (online or paper)
- Speed of service selected
Once paid, the application is processed by Companies House.
Step 5: Companies House review process
The Registrar reviews the application to ensure:
- Compliance with Companies Act 2006 requirements
- Validity of company name
- Accuracy of submitted information
- Proper completion of mandatory fields
If issues are found, the application may be rejected and resubmission required.
Step 6: Issuance of Certificate of Incorporation
If the application is approved, Companies House issues the Certificate of Incorporation.
The certificate includes:
- Company name
- Company registration number
- Date of incorporation
- Confirmation of legal status
For online incorporations, the certificate is usually issued electronically in PDF format. This version is legally valid.
What Happens After the Certificate Is Issued
Once the Certificate of Incorporation is issued, the company becomes legally active and can:
- Open a business bank account
- Enter into contracts
- Issue shares
- Register for Corporation Tax with HMRC
- Begin trading operations
However, additional compliance steps are still required, including tax registration and statutory filings.
Types of Certificates of Incorporation
Standard Certificate
Issued to all newly incorporated companies confirming basic legal formation details.
Re-issued or replacement certificate
Can be requested if the original is lost or needs to be reprinted. Companies House provides certified copies upon request.
Certificate for name change
Issued when a company changes its name after incorporation.
Common Issues When Obtaining a Certificate
1. Rejection of application
Common reasons include:
- Invalid company name
- Missing or incorrect director details
- Incomplete incorporation documents
2. Delays in processing
Delays may occur due to:
- High application volumes
- Manual verification requirements
- Errors in submitted information
3. Incorrect company details
Mistakes in incorporation documents can result in inaccurate certificates requiring correction filings.
4. Authentication issues
Incorrect use of authentication codes or online filing credentials can delay processing.
Legal Importance of the Certificate of Incorporation
The certificate serves as primary evidence of legal existence. It is commonly required for:
- Opening corporate bank accounts
- Securing business loans or investment
- Signing commercial contracts
- Registering for tax purposes
- Litigation and court proceedings involving company identity
Without it, a company cannot operate legally as a separate legal entity.
Digital vs Paper Certificates
Most UK companies now receive electronic certificates, which:
- Are issued faster
- Have full legal validity
- Can be stored digitally
- Are accepted by banks and authorities
Paper certificates are less common but may still be issued in certain cases or upon request.
Common Questions from our Readers
How long does it take to get a Certificate of Incorporation?
Online applications are usually processed within 24 hours if no issues arise.
Is the Certificate of Incorporation required to trade?
Yes. It confirms the company's legal existence, which is required to enter contracts and open accounts.
Can I get a copy of my certificate?
Yes. Certified copies can be requested from Companies House.
Is an electronic certificate legally valid?
Yes. Digital certificates issued by Companies House are fully legally valid.
What if my application is rejected?
You must correct the issues and resubmit the incorporation application.
Final Thoughts
Obtaining a Certificate of Incorporation is the final step in the UK company formation process and confirms that a business is legally recognised under the Companies Act 2006. It is issued by Companies House once all incorporation requirements are satisfied, including proper documentation, approved company name, and payment of fees.
The certificate provides legal proof of existence and is essential for banking, contracts, taxation, and commercial operations. Ensuring accurate preparation of incorporation documents significantly reduces delays and the risk of rejection.