4.7.2006 Official Journal of the European Union L 182/1 (Acts whose publication is obligatory) COMMISSION DIRECTIVE 2006/56/EC of 12 June 2006 amending the Annexes to Council Directive 93/85/EEC on the control of potato ring rot THE COMMISSION OF THE EUROPEAN COMMUNITIES, (6)  As regards the detection and identification procedures, Having regard to the Treaty establishing the European Community, Having regard to Council Directive 93/85/EEC of 4 Octo- ber 1993 (1) on the control of potato ring rot, and in particular Article 12 thereof, Whereas: (1) One of the important organisms harmful to potatoes is Clavibacter michiganensis (Smith) Davis et al. ssp. sepedoni- cus (Spieckermann et Kotthoff) Davis et al., the pathogenic agent of the potato ring rot disease (hereinafter referred to as ‘the organism’). (2)  The organism still occurs in some parts of the Community. (3)  Council Directive 93/85/EEC has laid down detailed mea- sures to be taken within the Member States against the organism in order to locate it and determine its distribu- tion; prevent its occurrence and spread; and if found, to prevent its spread and to control it with the aim of eradication. (4 Since then, there have been significant developments in the understanding of the biology, the detection and iden- tification procedures of the organism; moreover practical experiences gained in controlling the organism calls for review of several technical provisions related to control measures. (5)  As a result of such developments, it appears necessary to review and update the measures included in the Annexes to Directive 93/85/EEC. () OJ L 259, 18.10.1993, p. 2. recently developed procedures like fluorescent in situ hybridization (FISH) and polymerase chain reaction (PCR) are incorporated as well as improvements of various tech- nical elements of the current detection and identification procedure. (7)  As regards the technical elements of the control measures, improved provisions are made for: the way of conserva- tion of tested samples in order to ensure trace back of the organism, the elements needed to determine the extent of the probable contamination, the details of the notifica- tion of any confirmed presence of the organism and of the relevant contaminated zone, measures to implement in places of production designated as contaminated and within the demarcated zones. (8)  The measures provided for in this Directive are in accor- dance with the opinion of the Standing Committee on Plant Health, HAS ADOPTED THIS DIRECTIVE: Article 1 The Annexes to Directive 93/85/EEC are hereby replaced by the corresponding texts in Annex to this Directive. Article 2 1. Member States shall adopt and publish, by 31 March 2007 at the latest, the laws, regulations and administrative provisions necessary to comply with this Directive. They shall forthwith communicate to the Commission the text of those provisions and a correlation table between those provisions and the Directive. They shall apply those provisions from 1 April 2007. When Member States adopt those provisions, they shall contain a reference to this Directive or shall be accompanied by such reference on the occasion of their official publication. Member States shall determine how such reference is to be made.