The Utility Regulator has today, 20 March 2018, published its decision on the Common Capacity Calculation Methodology (IU CC Methodology Proposal) which was submitted in accordance with Article 20 of Commission Regulation (EU) 2015/1222, establishing a guideline on Capacity Allocation and Congestion Management (the CACM Regulation). In line with the Ireland-United Kingdom Regulatory Authorities’ agreement and, in line with Article 9 of the CACM Regulation, the Utility Regulator requests amendment to the Common Capacity Calculation Methodology.