Opinion of Mr Advocate General da Cruz Vilaça delivered on 19 May 1987

1 Translated from the Portuguese.

2 See judgments of 10 April 1984 in Case 14/83 Von Colson and Kamann v Land Nord Westfalen and Case 79/83 Harz v Deutsche Tradax, [1984] ECR 1891, at p. 1909, paragraph 26, and 1921 at p. 1942, paragraph 26.

3 See for example, judgment of 6 May 1980 in Case 102/79 Commission v Belgium [1980] ECR 1473 et seq.; similarly, judgment of 30 January 1985 in Case 143/83 Commission v Denmark [1985] ECR 427 et seq.