Judgment of the Court (Second Chamber) of 18 May 2000 in Case C-230/98 (reference for a preliminary ruling from the Tribunale Civile e Penale di Treviso): Amministrazione delle Finanze dello Stato v Schiavon Silvano (Common commercial policy — Regulation No 545/92 and Regulation No 859/92 — Imports into the Community of "baby-beef" originating in the former Yugoslav Republic of Macedonia — Body competent to issue certificates of origin)