Judgment of the Court (Third Chamber) of 9 February 2006 in Case C-305/03 Commission of the European Communities v United Kingdom of Great Britain and Northern Ireland (Failure of a Member State to fulfil obligations — Sixth VAT Directive — Articles 2(1), 5(4)(c), 12(3), and 16(1) — Transaction within the territory of the country — Sale by auction of works of art imported under the arrangements for temporary importation — Auctioneers' commission)