Judgment of the Court (Third Chamber) of 21 January 2021.#Federal Republic of Germany v Esso Raffinage.#Appeal – Registration, evaluation and authorisation of chemicals – Regulation (EC) No 1907/2006 (REACH) – Articles 5 and 6 – General obligation to register substances – Articles 41 and 42 – Evaluation of registration dossiers and compliance check of information submitted by registrants – Declaration of non-compliance – Actionable measure – Interest in bringing proceedings – Locus standi – Respective competences of the European Chemicals Agency (ECHA) and national authorities – Obligation on ECHA to check the compliance of additional information submitted by registrants at its request – ECHA’s power to take an appropriate decision – Article 1 – Objective of protecting human health and the environment – Articles 13 and 25 – Use of animal testing – Promotion of alternative methods.#Case C-471/18 P.