Community law is individual legal order acting parallel with the national law on the territory of member-states1, as the reference for preliminary ruling's conclusions aim to guarantee uniform applying of community norms on the entire territory of the European Union. In this sense, the possibility or withholding of the tribunal - the Bulgarian court, arises from the date of the Treaty of Accession - 1st of January 2007, which obligations results directly from the operation of art. 234 of Treaty establishing the European Community, now art. 267 of Treaty on the Functioning of the European Union.