09/12/2025 Amendments to Technical Rules nos. 2 and 6 P-GO – new types of GAS GOs Further to its previous communication on …,GME informs market participants that, as of today, with the publication on GME’s website, the updated versions of Technical Rules nos. 02 and 06 P-GO will enter into force. The amendments made to the Technical Rules are aimed at introducing, among the P-GO trading systems, new types of GOs in the gas sector. These new types have been defined by GSE in compliance with article 15 of Ministerial Decree no. 294 of 7 August 2024 (“Ministerial Decree on Sustainability") in replacement of the types of GOs in force so far. The updated versions of Technical Rules nos. 02 and 06 P-GO (i.e. Technical Rule no. 02 Rev. 12 P-GO and Technical Rule no. 06 Rev. 04 P-GO) fully replace the previous versions published on GME’s website.