Estonia Eurozone. The European Union Agency for large-scale IT systems is based in Tallinn, which started operations at the end of 2012. Estonia held the Presidency of the Council of the European Union in the second half of 2017. Since the early 1990s, Estonia has been involved in active trilateral Baltic states co-operation with Latvia and Lithuania, and Nordic-Baltic co-operation with the Nordic countries. The Baltic Council is the joint forum of the interparliamentary Baltic Assembly and the intergovernmental Baltic Council of Ministers. Estonia has built close relationship with the Nordic countries, especially Finland and Sweden, and is a member of
Estonia–Finland relations visiting Estonia. The excise tax on alcohol is lower in Estonia than in Finland, thus it is common to buy large volumes of alcohol when returning from Estonia: a study in 2014 indicated that 34% of alcohol sold in Estonia is bought by Finns. Finnish and Swedish investors are the largest foreign investors in Estonia. Both Finland and Estonia are members of the European Union, Schengen agreement and the Eurozone, freeing international travel and trade between the countries. Finland is Estonia's top import partner, accounting for over 15% total import value in 2012, as well as the second-greatest market for