A guide to how the border with the European Union will work after the transition period.
On 1 January 2021 the transition period with the European Union will end, and the United Kingdom will operate a full, external border as a sovereign nation. This means that controls will be placed on the movement of goods between Great Britain and the EU.
To afford industry extra time to make necessary arrangements, the UK Government has taken the decision to introduce the new border controls in three stages up until 1 July 2021.
Read the full document: The Border with the European Union: Importing and Exporting Goods
Source: gov.uk