Artikel 8

1. This Agreement shall enter into force 90 days after the date on which the Governments of five States have deposited an instrument of ratification, acceptance, approval or accession, provided that one or more waterways of the network of inland waterways of international importance link, in a continuous manner, the territories of at least three of the States which have deposited such an instrument.
2. If this condition is not fulfilled, the Agreement shall enter into force 90 days after the date of the deposit of the instrument of ratification, acceptance, approval or accession, whereby the said condition will be satisfied.
3. For each State which deposits an instrument of ratification, acceptance, approval or accession after the commencement of the period of 90 days specified in paragraphs 1 and 2 of this article, the Agreement shall enter into force 90 days after the date of the deposit of the said instrument.