Certificate of No Impediment Apostille in London

Certificate of No Impediment apostille in London — processed by The Legalisation Office (Foreign, Commonwealth & Development Office) for use abroad.

Certificate of No Impediment Apostille

Hague Member

Document type Certificate of No Impediment

Competent authority The Legalisation Office (Foreign, Commonwealth & Development Office)

Standard turnaround Up to 25 working days, plus postage

Express turnaround Next working day (registered businesses only)

Information validated 20 August 2026

Complete Guide

London Certificate of No Impediment Apostille

A complete guide to getting a UK Certificate of No Impediment apostilled for international use, covering the legalisation process through the FCDO Legalisation Office.

In this guide

Apostilling a Certificate of No Impediment from London
Issuing body & pre-requisites for a Certificate of No Impediment
Cost & turnaround
Common uses abroad
Translation & acceptance notes

Apostilling a Certificate of No Impediment from London

A Certificate of No Impediment proves that you are free and legally able to marry, and many countries require it from foreign nationals planning to wed there. For international recognition, this document must carry an apostille from the UK's legalisation authority. The process to apostille a Certificate of No Impediment in London centres on the Legalisation Office of the Foreign, Commonwealth & Development Office, which handles all British apostilles. Note that while you obtain the certificate locally from the Westminster Register Office or your borough's register office, the legalisation itself happens through a centralised postal service.

Issuing body & pre-requisites for a Certificate of No Impediment

Westminster Register Office issues the Certificate of No Impediment to eligible applicants who have given notice of marriage. Rather than risking your only copy in transit, request a fresh certified duplicate specifically for the legalisation of a Certificate of No Impediment in London process. The certified copy can then be sent to Milton Keynes for the apostille stamp while you retain the original for other needs. This approach protects against loss and meets the Legalisation Office's requirement for a complete, unaltered and current certificate.

Cost & turnaround

The official fee per document is fixed, with two service levels available through the Legalisation Office. Understanding the apostille cost for a Certificate of No Impediment in London helps plan the steps, as the fee does not vary by location. The standard postal option takes up to 25 working days once received, while registered businesses can use the next-day service for a slightly lower official charge. The Legalisation Office's processing time is separate from the city register office's timeframe for providing the certificate.

Common uses abroad

The apostilled Certificate of No Impediment most frequently supports marriage applications in foreign jurisdictions. How to apostille a Certificate of No Impediment follows the same route whether you take it to Italy, Japan or Brazil, because the UK joined the Hague Convention decades ago. The receiving country's officials want to see the apostille from London confirming the certificate's authenticity. International recognition means officials across most of the world accept the apostilled document as legally valid without further checks.

Translation & acceptance notes

When you need to apostille a Certificate of No Impediment in London for a non-English-speaking country, a certified translation is generally required after the apostille is added. The process to apostille a Certificate of No Impediment in United Kingdom produces a document for international use, but each receiving authority sets its rules about language. The FCDO Legalisation Office handles the apostille side only; they do not arrange translations. Your professional translator can explain their oath and certification process to meet the destination's requirements for foreign papers.

Frequently Asked Questions

Certificate of No Impediment apostille FAQ

How do I get an official copy of my Certificate of No Impediment in London?

Westminster Register Office at 317 Harrow Road issues certified copies. For an apostille, never mail your original — order a fresh photocopy with the office's stamp and clerk's signature. This becomes the 'public record' version that goes to The Legalisation Office. For same-day service, attend in person with ID; postal requests take longer. Once you have the official copy, keep it safe until ready to post for the apostille.

What is the process for a Certificate of No Impediment apostille in London?

The only authority that can issue the apostille stamp is The Legalisation Office (Foreign, Commonwealth & Development Office), which works by post to PO Box 6255. You send them the certified copy from Westminster Register Office, not your personal copy. The office verifies the clerk's signature against their records, then attaches the apostille. Processing takes up to 25 working days through the standard route. There is no same-day counter service available, even though the office is technically 'in London' — all work happens by post.

Does the apostille prove my marital status is current?

No — the stamp only confirms the signature on your paper is genuine. It does not update or extend the validity of the information. Some countries treat a Certificate of No Impediment as having a fixed time window — often 3 or 6 months before marriage — regardless of the apostille date. Check the specific rules of your destination country before proceeding. The sworn certificate just shows your status on the day Westminster Register Office issued it.

Will I need to translate my apostilled Certificate of No Impediment?

If your destination country does not use English, you will need a sworn translation of both the certificate and the apostille. The translator must work from the stamped version, not an earlier copy. Some nations require the translator's signature to be legalized too, adding another step. Always confirm the exact rules with the office that requested the paper. Getting this wrong can delay weddings or visa applications, so leave time for corrections.

How It Works

Four steps to your certificate of no impediment apostille

No office visits. We handle your London certificate of no impediment remotely with real-time tracking.

Prepare your document

Obtain the original document (or a certified copy) you need to use abroad, and check whether it must be notarised first.

Confirm the requirements

Verify the document is eligible for an apostille.

Submit to The Legalisation Office

The apostille is issued by The Legalisation Office, the competent authority. The government fee is £45 / document (standard postal); £40 / document next-day (registered businesses).

Receive your apostille

The authority attaches the apostille certificate, making the document valid abroad with no further embassy legalisation.

Where to go

Where London documents are certified and apostilled

These are two different offices doing two different jobs. The local register office issues the certified copy of a London birth, marriage or death record — check its current appointment rules before going. The apostille itself comes from the FCDO Legalisation Office, the UK's single competent authority, which accepts documents by post rather than in person.

Westminster Register Office

Certified copies of civil records (birth, marriage, death)

317 Harrow Road, London W9 3RJ

Directions →

FCDO Legalisation Office

Issues the apostille — UK-wide, by post

PO Box 6255, Milton Keynes MK10 1XX

Directions →

Document Types