Case C-355/89, Department of Health and Social Security v. C.S. Barr and Montrose Holdings, Judgment of 3 July 1991. - Common Market Law Review View Case C-355/89, Department of Health and Social Security v. C.S. Barr and Montrose Holdings, Judgment of 3 July 1991. by - Common Market Law Review Case C-355/89, Department of Health and Social Security v. C.S. Barr and Montrose Holdings, Judgment of 3 July 1991. 29 4 Common Market Law Review