Certificate of Naturalisation Apostille & Legalisation

Get your UK Certificate of Naturalisation legalised for overseas use through the apostille process — fast, secure, and fully government-approved.
Certificate of Naturalisation sample
What Is a Certificate of Naturalisation Apostille?
A Certificate of Naturalisation apostille is an official certificate confirming the authenticity of your UK naturalisation document for use abroad. Legalisation involves affixing the apostille to the document, serving as confirmation that the signature, stamp, or seal is genuine. Documents are legalised when required to be recognised by a foreign authority.
Reason for Certificate of Naturalisation Apostille
There are several common reasons why legalising a Certificate of Naturalisation may be required:
Ready to Legalise Your Document?
Our expert team is here to help you complete the apostille process quickly and without hassle.
Important Certification Requirement
Certificates of Naturalisation must be solicitor certified.

Your Certificate of Naturalisation must be signed, certified, and dated by a UK practising solicitor or notary public before apostille.

Both original documents and certified photocopies are accepted. Certificates are also eligible for e-apostille once properly certified.

How the Process Works

We make the process easy and secure:

1. Document Check

We verify your certificate is valid for apostille.

2. Apostille Issued

The FCDO (UK Foreign Office) applies the official apostille.

3. Delivery

We dispatch your legalised document securely your address.

How To Legalise A Certificate of Naturalisation

Legalising a Certificate of Naturalisation involves solicitor or notary certification followed by apostille legalisation.

Accepted formats:
• Original document, or
• Solicitor/notary certified photocopy.

After certification, the document can be legalised via:
Paper-based apostille, or
E-apostille, using a digitally certified PDF.

Our team can handle both the certification and apostille process to make it quick and straightforward.

Our Pricing

Trusted, Fast & Fully Handled for You

Our team manages everything from validation to legalisation, ensuring your documents are processed smoothly, accurately, and on time.

Standard Apostille

Standard processing within 3–5 working days.

£89.99
Document

Express Apostille

Faster turnaround in 2–3 working days.

£99.99
Document

E-Apostille

Fully digital apostille, our fastest service yet.

£84.99
Document

Frequently Asked Questions

Here are answers to common questions about apostille, attestation, turnaround time, and our services.