(3)The provision of ancillary services and of reporting services in more than three derivative classes are also expected to have a direct impact on the future turnover of the trade repository. Therefore, for the purpose of charging registration fees, trade repositories should be classified into three different categories of expected total turnover (high, medium and low expected total turnover), to which different registration fees should apply, depending on whether they intend to provide ancillary services or reporting services in more than three derivative classes, or both.