(46)ESMA should be able to conduct investigations and on-site inspections of Tier 2 CCPs and related third parties to whom those CCPs have outsourced operational functions, services or activities. Where relevant, the competent authorities responsible for the supervision of the clearing members established in the Union should be informed of the findings of such investigations and on-site inspections. Where relevant for the carrying out of their monetary policy tasks, the central banks of issue of all Union currencies of the financial instruments cleared or to be cleared by the CCP should be able to request participation in such on-site inspections.