- The UK left the European Union on January 31, 2020, meaning European law is no longer applicable and UK regulations have been updated. - England, Wales and Scotland follow UKCA requirements under previous MDD, while Northern Ireland follows MDR requirements under UK NI. - There is an ongoing transition period until June 30, 2023 where CE, UKCA, and UKNI certificates are all accepted. However, only three notified bodies are currently UKCA approved in the UK. - A UK government consultation on future medical device regulation proposed 3-5 year transitional periods depending on existing certifications, but the new regulations have not been published yet. - Progress has been slow with a lack of approved bodies