Judgment of the General Court (Eighth Chamber) of 23 February 2022.#Chemours Netherlands BV v European Chemicals Agency.#REACH – Substances of very high concern – Establishment of a candidate list of substances for eventual inclusion in Annex XIV to Regulation (EC) No 1907/2006 – Decision identifying 2,3,3,3-tetrafluoro-2-(heptafluoropropoxy)propionic acid, its salts and its acyl halides as a substance fulfilling the criteria laid down for inclusion in the list – Article 57 of Regulation No 1907/2006 – Manifest error of assessment – Proportionality.#Case T-636/19.