Article 13U.K.
Where an instrument which is used for any of the applications referred to in point (a) of Article 1(2) includes, or is connected to, devices that have not been subject to conformity assessment as referred to in Article 9, each of those devices shall bear the symbol restricting its use as defined by Annex IV, point 3. That symbol shall be affixed to the devices in a clearly visible and indelible form.