Some of the infrastructure projects of common interest might need to link with and pass through neighbourhood, pre-accession and other third countries.
B'fhéidir go mbeidh gá le roinnt de na tionscadail bhonneagair leasa choitinn a nascadh le tíortha comharsanachta, tíortha réamhaontachais agus tríú tíortha eile agus go ngabhfaidh siad trí na tíortha sin.