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Apply for a certificate of custom and law for marriage or civil partnership in Luxembourg

Application pack to get a certificate of custom and law for marriage or civil partnership in Luxembourg by post.

Documents

Details

If you’re getting married or registering a civil partnership in Luxembourg, you’ll need a certificate of custom and law to prove you’re free to do so.

You need to apply by post. The British Consulate General Brussels will post your certificate within 10 working days.  

If your partner’s a British national, they’ll also need a certificate of custom and law. You can send both applications in the same envelope. You’ll need to pay 2 application fees, but there’ll only be one charge for the postage of your certificates.

To apply by post:

  1. Download the application for a certificate of custom and law for marriage or civil partnership in Luxembourg.
  2. Fill in and sign the form and payment authorisation slip. You’ll need to get certain documents – these are listed on the form.
  3. Post your application and supporting documents to the British Consulate General Brussels. Write your own address on the envelope too – this is where your certificate will be sent.

Check with local authorities if you need to get your certificate of custom and law ‘legalised’ (certified with a stamped official certificate called an apostille).

Published 2 May 2024