The Committee on Payment and Settlement Systems (CPSS) and the International Organization of Securities Commissions (IOSCO) have started the process of monitoring implementation of the Principles for financial market infrastructures (PFMIs). The PFMIs are international standards for payment, clearing and settlement systems, including central counterparties (CCPs) and trade repositories (TRs).
Details via press release: http://www.iosco.org/news/pdf/IOSCONEWS277.pdf