Se trata de que cumplen: cumplen el nivel de protección de datos, cumplen el Sistema de Información de Schengen, cumplen la cooperación policial, cumplen la emisión de visados y cumplen el control de fronteras exteriores aéreas, marítimas y terrestres.
They comply with the following: they comply with the data protection requirements, they comply with the Schengen Information System (SIS), they comply with police cooperation, they comply with the issue of visas and they comply with the control of external borders by air, sea and land.