Case C-571/10: Judgment of the Court (Grand Chamber) of 24 April 2012 (reference for a preliminary ruling from the Tribunale di Bolzano — Italy) — Servet Kamberaj v Istituto per l’Edilizia sociale della Provincia autonoma di Bolzano (IPES), Giunta della Provincia autonoma di Bolzano, Provincia autonoma di Bolzano (Area of Freedom, Justice and Security — Article 34 of the Charter of Fundamental Rights of the European Union — Directive 2003/109/EC — Status of third-country nationals who are long-term residents — Right to equal treatment with regard to social security, social assistance and social protection — Derogation from the principle of equal treatment for social assistance and social protection measures — Exclusion of ‘core benefits’ from the scope of that derogation — National legislation providing for housing benefit for low income tenants — Amount of funds for third-country nationals determined on the basis of a different weighted average — Rejection of an application for housing benefit owing to the exhaustion of the funds for third-country nationals)