市民プラットフォーム
In 2006, elected councilor from Civic Platform list in Zielona Góra. In the city council he was a chairman of the Committee on Budget and Finance and the club of Civic Platform councilors. In 2008 he became a member of the Regional Council of Civic Platform. In 2009 European Parliament election in Poland he was elected and became MEP, candidating from the second place in the list of Civic Platform Gorzów County and receiving 25 875 votes. August 30, 2013 he decided to suspend for three months his membership in the Civic Platform as a gesture of solidarity with two members of the party in Polish Parliament (Jarosław Gowin and Jacek Żalek) who were punished for breaking party group discipline. November 15, 2013 he announced the withdrawal from the structures of the Civic Platform and started to being involved in the ”Godzina dla Polski” movement, created by Jarosław Gowin after his departure from PO.