24 Feb 2001 GUIDELINE OF THE EUROPEAN CENTRAL BANK of 22 December 1998 concerning the common rules and minimum standards to protect the Guideline of the ECB of 22 December 1998 concerning the common rules and minimum standards to protect the confidentiality of the individual statistical 3 Jul 2000 which they intend to comply with this Guideline to the ECB by 15 October 2000 .. minimum reserves (ECB/1998/15) (OJ L 356, 30.12.1998, p. No longer in force: Guideline of the ECB of 1 December 1998 on the statistical reporting requirements of the ECB in the field of balance of payments and20 Mar 2003 Guideline of the European Central Bank of 7 July 1998 on certain provisions regarding euro banknotes, as amended on 26 August 1999