Recommendations 23.06.2023 ACER Recommendation 02-2023 on good practices for the treatment of the investment requests, including CBCA requests, for PCIs Feedback 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 02.06.2016 ACER Recommendation 01-2016 on Ensuring the Independence of ACER and of NRAs 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 20.03.2015 ACER Recommendation 01-2015 on Physical Forwards Recommendations 23.09.2014 ACER Recommendation 05-2014 on the Regulatory Response to the Future Challenges Emerging from Developments in the Internal Energy Market (Energy Regulation: A Bridge to 2025 Conclusions Paper) Annexes Supporting document to ACER Recommendation 05-2014 - Energy Regulation A Bridge to 2025 Conclusions Paper Recommendations 30.06.2014 ACER Recommendation 03-2014 on Incentives for Projects of Common Interest and on a Common Methodology for Risk Evaluation 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