Documents and Publications

ACER's programming document outlines the Agency's strategic goals and priorities for the coming years, including its 2026 work programme.

This report assesses whether the proposed reference price methodology for Poland complies with the requirements of the EU binding Network Code on Harmonised Transmission Tariff structures.

This report looks at the latest developments in the hydrogen sector and highlights the main regulatory and market challenges for the EU.

The report analyses how retail electricity markets can contribute to unlocking consumer flexibility in the context of the energy transition.

This report on gas network use provides a comprehensive overview of capacity booking and usage trends in the EU, exploring how diversified supply, demand shifts and evolving capacity booking strategies are reshaping gas flows across the EU.

This report provides insights into European gas wholesale markets during the final months of the gas summer season (July to September 2025), highlighting key trends in supply, demand and market prices.

This report assesses whether the proposed reference price methodology for Finland complies with the requirements of the EU binding Network Code on Harmonised Transmission Tariff structures. 

This report assesses whether the proposed reference price methodology for Croatia complies with the requirements of the EU binding Network Code on Harmonised Transmission Tariff structures.