The Cyprus pound , the Latvian lats , and the Maltese lira were included in the European Exchange Rate Mechanism after 29 April 2005 .
The Estonian kroon , Lithuanian litas , and Slovenian tolar were included in the ERM II on June 28 , 2004 , the Cyprus pound , the Latvian lats and the Maltese lira on April 30 , 2005 .
European Exchange Rate Mechanism