<P> Stabilisation and Association Agreement states have a "comprehensive framework in place to move closer to the EU and to prepare for (their) future participation in the Single Market". </P> <P> Turkey has been a member of the European Union Customs Union since 1995, which enables it to participate in the free movement of goods with the EU . </P> <P> Through the agreement of the Deep and Comprehensive Free Trade Area (DCFTA), three post-Soviet countries Georgia, Moldova and Ukraine were given access to the "four freedoms" of the EU Single Market: free movement of goods, services, capital, and people . Movement of people however, is in form of visa free regime for short stay travel, while movement of workers remains within the remit of the EU Member States . The DCFTA is an "example of the integration of a Non-EEA - Member into the EU Single Market". </P> <P> Since 2015, the European Commission has been aiming to build a single market for energy . and for the defence industry . </P>

When did the uk join the single market