Commission Regulation (EU) 2015/1222 of 24 July 2015 establishing a guideline on capacity allocation and congestion management (CACM”) requires all Transmission System Operators (TSOs”) within the European Union to commonly propose a set of capacity calculation regions (CCR”) subject to NRAs’ approval in accordance with article 15.1 CACM. One of the Regions established is the Core CCR which is now seeking PMO Service support. The Core Parties of the project consist of 16 Transmission System Operators (TSOs) for which the PMO Services shall be delivered.