R. J . Brack v. Insurance Officer. Case 17/76. Preliminary Ruling of September 29, 1976 on request of the National Insurance Commissioner - Common Market Law Review View R. J . Brack v. Insurance Officer. Case 17/76. Preliminary Ruling of September 29, 1976 on request of the National Insurance Commissioner by - Common Market Law Review R. J . Brack v. Insurance Officer. Case 17/76. Preliminary Ruling of September 29, 1976 on request of the National Insurance Commissioner 14 2 Common Market Law Review