Joined Cases C-307/09 to C-309/09: Judgment of the Court (Second Chamber) of 10 February 2011 (references for a preliminary ruling from the Raad van State (Netherlands)) — Vicoplus SC PUH (C-307/09), BAM Vermeer Contracting sp. zoo (C-308/09), Olbek Industrial Services sp. zoo (C-309/09) v Minister van Sociale Zaken en Werkgelegenheid (Freedom to provide services — Posting of workers — 2003 Act of Accession — Transitional measures — Access of Polish nationals to the labour market of States which were already Member States of the European Union at the time of the accession of the Republic of Poland — Requirement of a work permit for the making available of labour — Directive 96/71/EC — Article 1(3))