http://www.legislation.gov.uk/eudr/2010/63/article/21/adoptedDirective 2010/63/EU of the European Parliament and of the Council of 22 September 2010 on the protection of animals used for scientific purposes (Text with EEA relevance)Directive 2010/63/EU of the European Parliament and of the CouncilDirective 2010/63/EU of the European Parliament and of the Council of 22 September 2010 on the protection of animals used for scientific purposes (Text with EEA relevance)2020-12-11King's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32010L0063texttext/xmlen CHAPTER IV <Strong>AUTHORISATION</Strong> Section 1 <Strong> <Emphasis>Requirements for breeders, suppliers and users</Emphasis> </Strong> Suspension and withdrawal of authorisation Article 21 1 Where a breeder, supplier or user no longer complies with the requirements set out in this Directive, the competent authority shall take appropriate remedial action, or require such action to be taken, or suspend or withdraw its authorisation. 2 Member States shall ensure that, where the authorisation is suspended or withdrawn, the welfare of the animals housed in the establishment is not adversely affected.