The diploma thesis deals with financial sector taxation in the EU member states and focuses mainly on sectoral taxes imposed on financial institutions. Considering the discussion regarding this topic has been taking place for several years, the introductory chapter of the thesis summarises historical concepts of financial sector taxation and also reasons for implementing such taxes. Corporate taxes and Value Added Tax is shortly described from financial institutions point of view. The core part of the thesis covers various sectoral taxes imposed on financial institutions in individual member states – the most common are insurance premium taxes, bank levies and financial transaction taxes. Everything is summarized at the end of the chapter. ...