Subject matter
Article 1
1. This Regulation establishes an ‘Entry/Exit System’ (EES) for: (a) the recording and storage of the date, time and place of entry and exit of third–country nationals crossing the borders of the Member States at which the EES is operated; (b) the calculation of the duration of the authorised stay of such third-country nationals; (c) the generation of alerts to Member States when the authorised stay has expired; and (d) the recording and storage of the date, time and place of refusal of entry of third-country nationals whose entry for a short stay has been refused, as well as the authority of the Member State which refused the entry and the reasons therefor. 2. For the purposes of the prevention, detection and investigation of terrorist offences or of other serious criminal offences, this Regulation also lays down the conditions under which Member States’ designated authorities and Europol may obtain access to the EES for consultation.