Case C-671/22,  Bezirkshauptmannschaft Spittal an der Drau: Judgment of the Court (Seventh Chamber) of 21 March 2024 (request for a preliminary ruling from the Verwaltungsgerichtshof – Austria) – T GmbH v Bezirkshauptmannschaft Spittal an der Drau (Reference for a preliminary ruling – Environment – EU action in the field of water policy – Directive 2000/60/EC – Environmental objectives relating to surface water – Prevention of deterioration of the status of all bodies of surface water – Point 1.2.2 of Annex V – Definitions for ‘high’, ‘good’ and ‘moderate’ ecological status in lakes – Criteria for assessing the biological quality element ‘fish fauna’)