During the screening, the persons referred to in Article 5(1) and (2) shall not be authorised to enter the territory of a Member State. Member States shall lay down in their national law provisions to ensure that persons referred to in Article 5(1) and (2) remain available to the authorities responsible for carrying out the screening in the locations as referred to in Article 8, for the duration of the screening, to prevent any risk of absconding, potential threats to internal security resulting from such absconding or potential threats to public health resulting from such absconding.