Judgment of the General Court (First Chamber, Extended Composition) of 22 March 2023 (Extracts).#Tazzetti SpA and Tazzetti, SA v European Commission.#Environment ‐ Regulation (EU) No 517/2014 ‐ Fluorinated greenhouse gases ‐ Electronic registry for quotas for placing hydrofluorocarbons on the market – Undertakings with the same beneficial owner – Single producer or importer – Act having an adverse effect – Interest in bringing proceedings – Admissibility – Request to modify the application – Inadmissibility – Plea of illegality – Interpretation of an implementing regulation consistent with the basic regulation – Implementing power of the Commission.#Cases T-825/19 and T-826/19.