HEDNO Announcement on the deadline for submitting supplementary details for ESS for the October cycle requests under Article 11D of Law 4685/2020

Following the Ministry of Environment and Energy’s announcement of 26.09.2025 regarding the extension until 31.10.2025 for the submission of requests for the installation of individual Electricity Storage Stations (ESS), pursuant to paragraph 2 of Article 11D of Law 4685/2020, the Network Operator informs interested parties for the following:

For ESS requests submitted in the October 2025 cycle, under Article 11D of Law 4685/2020, a 20-day deadline is set, pursuant to paragraph 7 of Article 5 of Law 4951/2022, for the submission of any supplementary information required to complete the request. Failure to provide the requested information within the above deadline will render the application inadmissible without further consideration.