If the UK and the EU agree an FTA, and assuming that it covered all goods, this would eliminate the need for tariffs on GB exports to NI.
Rhaid i unrhyw gytundeb â’r UE ar ôl Brexit ddiogelu’r fasnach hon a dyna pam mae arnom angen mynediad llawn a dirwystr at y Farchnad Sengl ac aelodaeth o undeb tollau.