Factbox-What's in the EU plan for future Britain-to-Northern Ireland trade?

FILE PHOTO: Signs reading 'No Irish Sea border' and 'Ulster is British, no internal UK Border' are seen affixed to a lamp post at the Port of Larne, Northern Ireland, March 6, 2021. REUTERS/Clodagh Kilcoyne/File Photo

BRUSSELS (Reuters) - The European Union proposed measures on Wednesday that could halve customs paperwork required to move goods from Britain to Northern Ireland and cut checks on food imports by 80%.

Northern Ireland remains in the EU single market despite Brexit because of its open border with EU member Ireland. This has snagged trade between Northern Ireland and the rest of the United Kingdom and Britain says the arrangement does not work.