Decisions 12.10.2012 Director Decision 2012-33 on Holidays for 2013 for ACER Recommendations 08.10.2012 ACER Recommendation 02-2012 on the Network Code on Capacity Allocation Mechanism for the European Gas Transmission Network Decisions 20.09.2012 ACER Decision 03-2012 on Framework Guidelines on Electricity Balancing Decisions 26.07.2012 ACER Decision 02-2012 on Interoperability and Data Exchange Rules for European Gas Transmission Networks Decisions 26.06.2012 ACER Decision 01-2012 Relating to the Registration Format Pursuant to Article 9(3) of Regulation (EU) No 1227/2011 Recommendations 22.02.2012 ACER Recommendation 01-2012 on Article 2(1)(n) of the Commission Proposal for the Directive of the European Parliament and of the Council on Markets in Financial Instruments Decisions 06.02.2012 Director Decision 2012-06 on the Rules for the Functioning of the ACER Working Groups and repealing Director Decision 2011-002 and Director Decision 2011-009 Decisions 02.12.2011 ACER Decision 06-2011 on Framework Guidelines on Electricity System Operations Decisions 28.09.2011 Director Decision 2011-019 on Holidays for 2012 for ACER