Judgment_paragraph 24 · Conseil national de l'ordre des architectes v Nicolas Dreessen (C-31/00)

24In that respect, the authorities of a Member State to which an application has been made by a Community national for authorisation to practise a profession, access to which depends, under national legislation, on the possession of a diploma or professional qualification or on periods of practical experience, are required to take into consideration all of the diplomas, certificates and other evidence of formal qualifications of the person concerned and his relevant experience, by comparing the specialised knowledge and abilities so certified and that experience with the knowledge and qualifications required by the national legislation (see, inter alia, Vlassopoulou, paragraphs 16, 19 and 20, Case C-319/92 Haim [1994] ECR I-425, paragraphs 27 and 28, and Case C-238/98 Hocsman [2000] ECR I-6623, paragraph 23).