L 100/10 Official Journal of the European Union 18.4.2009 I (Acts adopted under the EC Treaty/Euratom Treaty whose publication is not obligatory) DECISIONS EUROPEAN CENTRAL BANK DECISION OF THE EUROPEAN CENTRAL BANK of 19 March 2009 amending Decision ECB[2004/2 of 19 February 2004 adopting the Rules of Procedure of the European Central Bank (ECB/2009/5) (2009/328/EC) THE GOVERNING COUNCIL OF THE EUROPEAN CENTRAL BANK, system. These measures cover: (i) the rotation rate: the number of governors losing or gaining voting rights at the same time; (i) the rotation period: the length of the Having regard to the Statute of the European System of Central period du(liring Whic}}ll th.e o 0}r1n position of V%t igg Banks and of the European Central Bank (hereinafter the Statute governors does not change; (ifi) how governors will be of the ESCB), and in particular Article 10.2 and Article 12.3 ordered within their groups; and (iv) the transition from thereof a two to a three-group system. The Governing Council has decided to take such measures, which require amendment of Decision ECB[2004/2 of 19 February 2004 adopting the Rules of Procedure of the European Whereas: Central Bank (%), to be applied as from the date on which the number of governors exceeds 18. (1) Upon adoption of the euro by Slovakia the number of members of the Governing Council of the European (3)  The implementation of the rotation system respects the Central Bank (ECB) exceeds 21. Article 10.2 of the principles .O.f equal treatment of governors, transparency Statute of the ESCB provides that as from the date on and simplicity, which the number of members of the Governing Council exceeds 21, each member of the Executive Board will have one vote and the number of governors with a voting right will be 15. It also specifies the rules on the rotation of the voting rights. Under the sixth indent of Article 10.2, the Governing Council, acting by a two-thirds majority of all its members, may HAS DECIDED AS FOLLOWS: Article 1 Amendments to the Rules of Procedure of the European dec%de to postpone th«? start of the rotation system Central Bank until the date on which the number of governors exceeds 18. In December 2008 the Governing Council Decision ECB/2004/2 is amended as follows: decided to postpone the start of the rotation system until such a date (1). 1. The following Article 3a is inserted: (2)  Under the sixth indent of Article 10.2 of the Statute of the ESCB, the Governing Council, acting by a two-thirds majority of all its members, has to take all measures Rotation system necessary for the implementation of the rotation ‘Article 3a 1. Governors shall be allocated to groups as set out in the (") Decision ECB[2008/29 of 18 December 2008 to postpone the start first and second indents of Article 10.2 of the Statute. of the rotation system in the Governing Council of the European Central Bank (O] L 3, 7.1.2009, p. 4). () OJ L 80, 18.3.2004, p. 33.