Chapter IV CODES OF CONDUCT AND ADMINISTRATIVE COOPERATIONX1 United Kingdom Original text. Later amendments are not shown. 17Codes of conduct 18Assessment 19Exchange of information and correspondents Annotations Editorial notes X1 Substituted by Corrigendum to Directive 2004/48/EC of the European Parliament and of the Council of 29 April 2004 on the enforcement of intellectual property rights (Official Journal of the European Union L 157 of 30 April 2004). Chapter IV