ACER's open letter clarifies the obligations for market participants to notify NRAs and ACER on their usage of algorithmic trading and direct electronic access.
Today, ACER releases its first interactive dashboard on monitoring the implementation of the Imbalance Settlement Harmonisation (ISH) methodology. ACER’s monitoring exercise evaluated the implementation degree of the methodology in EU Member States.
ACER has granted the extension requested by the NRAs of Continental Europe Synchronous Area, who now have until 17 January 2025 to reach an agreement on the TSOs’ proposal for probabilistic dimensioning.
Today, ACER releases its report on the Slovakian gas transmission tariffs proposed by Eustream A.S., the Transmission System Operator (TSO) of Slovakia.
In August 2025, ACER has received a proposal from NEMOs to amend the harmonised maximum and minimum clearing price methodologies for the EU day-ahead and intraday market coupling. On 4 January 2026, ACER has approved the proposal.
ACER publishes its Opinion on the Integrated Model report for EU electricity, gas and hydrogen infrastructure planning, submitted in October by ENTSO-E and ENTSOG and prepared with support from ENNOH.
