Commission of the European Communities, v. Grand Duchy of Luxembourg, Case 138/99, 16 December 1999 - European Air Law (Update) View the chapter Commission of the European Communities, v. Grand Duchy of Luxembourg, Case 138/99, 16 December 1999 by - European Air Law (Update) Commission of the European Communities, v. Grand Duchy of Luxembourg, Case 138/99, 16 December 1999