One-on/one-off firearms transaction

A one-on/one-off firearms transaction is an exchange between a firearms certificate-holder and a licensed dealer. They exchange an identical firearm in calibre and type, except gunshot gauge. You must apply to the police and tell them about any one-on/one-off transactions in Northern Ireland.

Applying for a one-on/one-off exchange

You must apply to the police. You can do this online:

You can also apply using a notification form:

For more information about cancelling a firearm certificate or selling or transferring a firearm, go to:



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