<ul><li><a href=https://dre.pt/web/guest/legislacao-consolidada/-/lc/58853707/201704070810/exportPdf/normal/1/cacheLevelPage?_LegislacaoConsolidada_WAR_drefrontofficeportlet_rp=indice target=_blank>Decree-Law 275/1999 which transposes Directive 96/67/EC(Decreto-Lei que transpoe la Diretiva 96/67/EC, Adopted 23/07/1999, Article 31)</a></li></ul>