The Enforcement Procedure Under Article 169 EC and the Duty of Member States to Supply Information Requested By the Commission: Is there a Regulatory Gap? - Legal Issues of Economic Integration View The Enforcement Procedure Under Article 169 EC and the Duty of Member States to Supply Information Requested By the Commission: Is there a Regulatory Gap? by John P. Gaffney - Legal Issues of Economic Integration The Enforcement Procedure Under Article 169 EC and the Duty of Member States to Supply Information Requested By the Commission: Is there a Regulatory Gap? John P. Gaffney 25 1 Legal Issues of Economic Integration