Cases cited: CJEU N., C-601/15 PPU; ECtHR: Nabil and others vs Hungary; Saadi vs United Kingdom Judgment: 1. This request for a preliminary ruling concerns the validity of the first subparagraph of Article 8(3)(a) and (b) of Directive 2013/33/EU of the European Parliament and of the Council of 26 June 2013 laying down standards for the reception of applicants for international protection (OJ 2013 L 180, p. 96). 2. The request has been made in proceedings between Mr K. and the Staatssecretaris van Veiligheid en Justitie (State Secretary for Security and Justice, Netherlands) concerning his detention. The Court rules: The examination of the first subparagraph of Article 8(3)(a) and (b) of Directive 2013/33/EU of the European Parliament and of the Council of 26 June 2013 laying down standards for the reception of applicants for international protection has disclosed nothing capable of affecting the validity of that provision in the light of Articles 6 and 52(1) and (3) of the Charter of Fundamental Rights of the European Union. Paragraphs relevant to detention: 31-54.