The Minister of Switzerland made the following statement in the note transmitting the Swiss instrument of ratification: "My government has instructed me to notify you that the authorities in Switzerland have agreed with the authorities in the Principality of Liechtenstein that this Convention will be applicable to the territory of the Principality as well as to that of the Swiss Confederation, as long as the Treaty of March 29, 1923, integrating the whole territory of Liechtenstein with the Swiss customs territory will remain in force."