L 164[24 Official Journal of the European Union 26.6.2007 (Acts adopted under the EC Treaty/Euratom Treaty whose publication is not obligatory) DECISIONS COUNCIL COUNCIL DECISION of 18 June 2007 amending Decision 2001/264/EC adopting the Council’s security regulations (2007/438[EC) THE COUNCIL OF THE EUROPEAN UNION, Having regard to the Treaty establishing the European Community and in particular Article 207(3) thereof, Having regard to Council Decision 2006/683/EC, Euratom of 15 September 2006 adopting the Council's Rules of Procedure (1), and in particular Article 24 thereof, Whereas: (1) Appendices 1 and 2 to the Security Regulations of the Council of the European Union annexed to Council Decision 2001/264/EC of 19 March 2001 adopting the Council’s security regulations (?) contain a list of national security authorities and a table of comparison including national security classifications, respectively. Appendices 1 and 2 to the Security Regulations of the Council of the European Union were last modified by Council Decision 2005/571/EC of 12 July 2005 amending Decision 2001/264/EC (). (20  On 25 April 2005, the Republic of Bulgaria and Romania signed the Treaty concerning their accession to the European Union, which entered into force on 1 January 2007. (3)  According to Article 2(2) of Decision 2001/264[EC, Member States have to take appropriate measures to () OJ L 285, 16.10.2006, p. 47. Decision as last amended by Decision 2007/4/EC, Euratom (O] L 1, 4.1.2007, p. 9). (» OJ L 101, 11.4.2001, p. 1. Decision as last amended by Decision 2005/952/EC (O] L 346, 29.12.2005, p. 18). () O] L 193, 23.7.2005, p. 31. ensure that, when EU classified information is handled, the Council’s security regulations are respected. (4 In order to take into account the accession of the Republic of Bulgaria and Romania in the Appendices referred to in Recital (1), it is therefore necessary, from a technical point of view, to amend Decision 2001/264[EC, HAS DECIDED AS FOLLOWS: Article 1 In Decision 2001/264/EC, Appendix 1 and Appendix 2 shall be replaced by the text appearing in the Annex to this Decision. Atrticle 2 This Decision shall take effect on the day of its publication in the Official Journal of the European Union. Done at Luxembourg, 18 June 2007. For the Council The President F.-W. STEINMEIER