Case T-745/18: Judgment of the General Court of 6 October 2021 — Covestro Deutschland v Commission (State aid — Aid scheme implemented by Germany in favour of certain large electricity consumers — Exemption from network charges for the period 2012 — 2013 — Decision declaring the aid scheme incompatible with the internal market and unlawful and ordering recovery of the aid granted — Action for annulment — Time limit for bringing an action — Admissibility — Definition of aid — State resources — Equal treatment — Legitimate expectations)