The Treaty on the Functioning of the European Union (TFEU) provides for the creation of an area of freedom, security and justice, in which persons are free to move.
Sa Chonradh ar Fheidhmiú an Aontais Eorpaigh (CFAE),foráiltear go gcruthófar limistéar saoirse, slándála agus ceartais ina mbeidh saorghluaiseacht daoine.