Dywedodd oherwydd manteision gweithredol ac ymarferol dull ar draws Prydain gyfan, gan gynnwys dull unffurf o reolaethau allforio a mewnforio ar ffiniau, mae ei gynnwys yn galluogi gweithredu cydgysylltiedig ac yn cadw'r gallu i weithredu'n annibynnol lle bo angen.
He stated that because of the operational and practical benefits of a GB-wide approach, including a uniformed approach to export and import controls at borders, its inclusion enables co-ordinated implementation and retains the ability to act independently where needed.
