Customs law in EU: 1 or 27 interpretations?

A recently published comparative analysis of Member States' customs authorisation procedures for the entry of products into the EU concludes that the EU is a customs union with common legislation, customs rules, procedures and a single development plan; yet, for a number of objective reasons and considerations, each Member State manages and develops its customs activities at its own pace and according to its own interpretation of the Union Customs Code. We overview some aspects of the analysis.