45Lastly, as regards the context of that provision, it should be noted that, in connection with the optional ground for exclusion provided for in point (c) of the first subparagraph of Article 57(4) of Directive 2014/24, the concept of ‘professional misconduct’, which covers all wrongful conduct which has an impact on the credibility, integrity or professional reliability of the economic operator in question, must be interpreted broadly (see, to that effect, order of 4 June 2019, Consorzio Nazionale Servizi, C‑425/18, EU:C:2019:476, paragraphs 29 and 30).
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