Documents and Publications

The report tracks remaining Russian gas contracts to the EU during the phase-out of Russian gas imports, as mandated by the REPower Gas Regulation. This is the first report produced under the Regulation, the next one is due on 1 July 2027.

The report explores how the EU can balance gas decarbonisation with the three pillars of EU energy policy - sustainability, security of supply and industrial competitiveness and affordability.

This report assesses contractual congestion in EU gas markets, covering 2024 and 2025. ACER finds that contractual congestion eased, pointing to a new equilibrium in the EU gas market following the 2022 market crisis.
 

In summer 2024, Southeast Europe experienced a sustained period of electricity price spikes. This report analyses the main drivers behind it and lays out measures to increase cross-zonal capacity and system flexibility in the region to mitigate their reoccurrence in the future.

This policy paper explores how Europe could improve the way costs and benefits of cross-border electricity infrastructure projects are shared.