... 17 of the Act concerning the conditions of Accession of the Czech Republic, the Republic of Estonia, the Republic of Cyprus, the Republic of Latvia, the Republic of Lithuania, the Republic of ... prevailing by the ratio, within the expanded capital key, between the weighting of the entering national central banks concerned and the weighting of the national central banks already members of the ESCB ... PROVISIONS OF THE ESCB Article 26 Financial accounts 26.1 The financial year of the ECB and national central banks shall begin on the first day of January and end on the last day of December 26.2 The...