Abstract: A removal device for a security tag attached to an article, including an identification of the security tag, offered for sale in a commercial establishment; where the removal device can be connected to a processor device configured, in turn, to supply an activation signal from the removal device, once the payment transaction has been completed, in order to remove the security tag in the event that there is a positive match between the security tag read by an identification reading device and a machine-readable identification tag read by a device for reading machine-readable identification tags prior to the completion of the sales transaction.

Abstract: A removal device for a security tag attached to an article, including an identification of the security tag, offered for sale in a commercial establishment; where the removal device can be connected to a processor device configured, in turn, to supply an activation signal from the removal device, once the payment transaction has been completed, in order to remove the security tag in the event that there is a positive match between the security tag read by an identification reading device and a machine-readable identification tag read by a device for reading machine-readable identification tags prior to the completion of the sales transaction.