For each contribution period, the Board shall calculate the annual contribution due from each institution, on the basis of the annual target level of the Fund, after consulting the ECB or the national competent authorities and in close cooperation with the national resolution authorities. The annual target level shall be established with reference to the target level of the Fund referred to in Articles 69(1) and 70 of Regulation (EU) No 806/2014 and in accordance with the methodology set out in Delegated Regulation (EU) 2015/63.