Recommendations 20.07.2021 ACER Recommendation 01-2021 on Setting the Level of the Multipliers Used for the Calculation of Gas Transmission Tariffs Applied to Non-Yearly Capacity Products Annexes Annex I and II - Supporting Documents to ACER Recommendation 01-2021 on Multipliers (Overview of Multipliers Levels & Analysis and Evaluation of Responses) Recommendations 19.11.2019 ACER Recommendation 02-2019 on the Regulatory Response to the Future Challenges Emerging from Developments in the Internal Gas Market Annexes Supporting document to ACER Recommendation 02-2019 - The Bridge Beyond 2025 - Conclusions Paper Recommendations 15.10.2015 ACER Recommendation 04-2015 on the Amendment to the Network Code on Capacity Allocation Mechanisms in Gas Transmission Systems Annexes Annex 1-ACER Recommendation 04-2015 on the amendment to the network code on CAM in gas transmission systems Recommendations 17.01.2014 ACER Recommendation 01-2013 on the Network Code on Interoperability and Data Exchange Rules Annexes Supporting document to ACER Recommendation 01-2014 Recommendations 27.03.2013 ACER Recommendation 03-2013 on the Network Code on Gas Balancing of Transmission Networks Recommendations 12.11.2012 ACER Recommendation 04-2012 on the Network Code on Capacity Allocation Mechanism for the European Gas Transmission Network Recommendations 08.10.2012 ACER Recommendation 02-2012 on the Network Code on Capacity Allocation Mechanism for the European Gas Transmission Network