Find out below how to apply for or renew a firearm, shotgun or explosives certificate. Whether you’re a firearm owner, firearm dealer, shooting club member or planning to travel with firearms, answer a few quick questions and we’ll guide you to the right form and everything you need to complete it.

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Update a certificate to include less than 15kg of explosives for use in a firearm

How do I apply?

Step 1: Familiarise yourself with the Explosives Regulations 2014.

Step 2: Download and complete the Application for Renewal of an Explosive Certificate for Blackpowder to be Used in Firearms form (Form ER4B).

You'll need these details:

  • your firearm or shotgun certificate (if applicable)
  • your previous explosives certificate (if applicable)

In this form you'll also need to specify whether you plan to acquire only, or acquire and keep, the explosives.

Step 3: Post your completed form to:

Metropolitan Police Firearms Enquiry Team (FET)
Empress State Building
8th Floor
Lillie Road
London
SW6 1TR

Please note: Our offices are on a secure site that's not open to the public. Reception staff will only accept post delivered by the Royal Mail. We can't accept items delivered personally or by courier.

 

How much does it cost?

It's free to update your certificate.


What happens after I apply?

We'll get in touch as quickly as possible if we have any questions about your application or need to ask for more information.

Otherwise, we'll contact you within six weeks.