http://www.consilium.europa.eu//media/32504/xt21004-ad01re02en18.pdf
https://www.fragomen.com/file/scottishfuturespdf
https://sp-bpr-en-prod-cdnep.azureedge.net/published/2018/2/2/Common-UK-Frameworks-after-Brexit/SB%2018-09.pdf
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/397079/Scotland_EnduringSettlement_acc.pdf