Denne konvention er åben for undertegnelse i Sofia den 29. juni 1994 for de Donau-stater, der er fuldt berettigede til de rettigheder og privilegier, der i medfør af FN-charteret tilkommer medlemmer af De Forenede Nationer, såvel som for Det Europæiske Fællesskab og enhver anden regional organisation for økonomisk integration, hvis medlemsstater har overdraget den kompetence på områder, der er omfattet af denne konvention.
This Convention shall be open for signature by the Danubian States fully entitled to the rights and privileges of membership in the United Nations according to the UN Charter as well as by the European Community and any other regional economic integration organization, to which such States as their members have transferred competence over matters governed by this Convention at Sofia on 29 June 1994.