Prime Minister Jüri Ratas, leader of the Estonian Centre Party, is the head of the Government of the Republic of Estonia since 23 November 2016. His service in Tallinn administration started in 2002 when he was elected the Economic Adviser to the Tallinn City Office (2002-2003). During 2003-2004 and in 2005 Jüri Ratas served as the Deputy Mayor of Tallinn and from 2005 to 2007 as the Mayor of Tallinn. He has been elected to Tallinn City Council in 2005, 2009 and 2013. In 2007-2016 Jüri Ratas held the position of the Vice-President of the 11th, 12th and 13th Estonian Parliament.