The euro is the single currency shared by 13 of the EU’s 27 member states (see margin note, page 2). Euro notes and coins were introduced on 1 January 2002.
The UK is not currently part of the European single currency. But as the eurozone accounts for over half of the UK’s foreign trade, it has implications for a large number of UK businesses.
This briefing explains:
- Which businesses are affected.
- How companies trading with the eurozone are affected.
- What you can do to adapt to the single currency.
- What would happen if the UK joined.


