(3)Regulation (EU) No 1163/2014 (ECB/2014/41) required the ECB to conduct a review of that Regulation, in particular regarding the methodology and criteria for calculating the annual supervisory fees to be levied on each supervised entity and supervised group, by 2017. The ECB launched a public consultation and, taking into account the responses received, decided to amend Regulation (EU) No 1163/2014 (ECB/2014/41) to introduce a revised framework on supervisory fees. Decision (EU) 2015/530 (ECB/2015/7) lays down more detailed procedures on the methodology and procedures for the determination and collection of data regarding the fee factors used to calculate annual supervisory fees.