Decisions 20.09.2012 ACER Decision 03-2012 on Framework Guidelines on Electricity Balancing Reports 11.09.2012 ITC Monitoring Report 2012 Reports 03.08.2012 ACER Annual Activity Report for the Year 2011 Decisions 26.07.2012 ACER Decision 02-2012 on Interoperability and Data Exchange Rules for European Gas Transmission Networks Reports 01.07.2012 Electricity Regional Initiatives Quarterly Report No 2 Decisions 26.06.2012 ACER Decision 01-2012 Relating to the Registration Format Pursuant to Article 9(3) of Regulation (EU) No 1227/2011 Reports 20.06.2012 Mid-Term Review of the Work Programme 2012 Reports 01.04.2012 Electricity Regional Initiatives Quarterly Report No 1 Reports 01.04.2012 Gas Regional Initiative Quarterly Report - Q1 2012