Where upon a new alert being entered it becomes apparent that there is already an alert in SIS on a person with the same description of identity, the SIRENE Bureau shall contact the issuing Member State through the exchange of supplementary information within 12 hours to cross-check whether the subjects of the two alerts are the same person.
I gcás inar léir, nuair a iontráiltear foláireamh nua, go bhfuil foláireamh in SIS cheana maidir le duine ag a bhfuil an eilimint chéanna tuairisce aitheantais, beidh feidhm ag an nós imeachta seo a leanas: