I. GENERAL PROVISIONS.
Article 1.
Navigation on the Danube is unrestricted and open to all flags on a footing of complete equality over the whole navigable course of the river, that is to say, between Ulm and the Black Sea, and over all the internationalised river system as defined in the succeeding article, so that no distinction is made, to the detriment of the subjects, goods and flag of any Power, between them and the subjects, goods and flag of the riparian State itself or of the State of which the subjects, goods and flag enjoy the most favoured treatment.