Judgment of the Court (Fifth Chamber) of 11 January 2001 in Case C-1/99 [reference for a preliminary ruling from the Tribunale Civile e Penale di Genova (Italy)]: Kofisa Italia Srl v Ministero delle Finanze, Servizio della Riscossione dei Tributi — Concessione Provincia di Genova — San Paolo Riscossioni Genova SpA (Reference for a preliminary ruling — Jurisdiction of the Court — National legislation adopting Community provisions — Community Customs Code — Appeal — Mandatory nature of the two stages of the appeal — Suspension of implementation of a decision of the customs authorities)