According to , border control consists of border checks carried out at the border crossing points and border surveillance, which is carried out between the border crossing points, in order to prevent third-country nationals from border crossing not authorised under that Regulation or from circumventing border checks. Pursuant to the provisions on border surveillance in , a person who has crossed a border in an unauthorised manner and who has no right to stay on the territory of the Member State concerned is to be apprehended and made subject to procedures respecting . Pursuant to , border control is to be carried out without prejudice to the rights of refugees and persons requesting international protection, in particular as regards non-refoulement.