The end of the Brexit transition period does not signal the end of EU law in the UK. From January 1, 2021, a brand new category of law in the UK has been established – ‘Retained EU Law’; but what does this new category comprise and where does it fit within the broader UK legal landscape? In Episode one, Rebecca Timms and James Harrison discuss what role ‘Retained EU Law’ now plays in the UK and how it might evolve over time. They also look at some of the practical implications of this new category of domestic law for businesses.