Entscheidungen: EuGH 07.04.2016, C-546/14 , Degano Trasporti; EuGH, C-500/10 , Belvedere Costruzioni; EuGH, C-132/06 , Kommission/Italien; EuGH, C-174/07 , Kommission/Italien; EuGH, C-539/09 , Kommission/Deutschland; EuGH, C-617/10 , Akerberg Fransson
Normen: Art 4 Abs 3 EUV; Art 250 Abs 1 RL 2006/112/EG ; Art 273 Abs 1 RL 2006/112/EG