66It must also be noted, with regard to a derogation system such as that provided for in Article 9 of the Birds Directive, which must be interpreted strictly and impose on the authority taking the decision the burden of proving that those conditions are present for each derogation, that Member States are required to ensure that all action affecting the protected species is authorised only on the basis of decisions containing a clear and sufficient statement of reasons which refers to the reasons, conditions and requirements laid down in that article (see, to that effect, judgment of 8 June 2006, WWF Italia and Others, C‑60/05, EU:C:2006:378, paragraph 34).
Source: EUR-Lex, © European Union, 1998-2026. Reuse authorised under Decision 2011/833/EU.