1.Trade repositories registered under Regulation (EU) No 648/2012 shall keep audited accounts for the purposes of this Regulation which distinguish between the following:
(a)revenues generated from core functions of centrally collecting and maintaining records of derivatives under Regulation (EU) No 648/2012;
(b)revenues generated from ancillary services that are directly related to centrally collecting and maintaining records of derivatives under Regulation (EU) No 648/2012.
The applicable revenues from ancillary services of the trade repository for a given year (n) shall be the revenues from the services determined under point (b).