Artikel 10

1. Member States of the Economic Commission for Europe whose territory contains inland waterways, other than those forming a coastal route, which form part of the network of inland waterways of international importance as defined in the European Agreement on Main Inland Waterways of International Importance (AGN) may become Contracting Parties to this Agreement:
a) by signing it definitively;
b) by depositing an instrument of ratification, acceptance or approval after signing it subject to ratification, acceptance or approval;
c) by depositing an instrument of accession.
2. The Agreement shall be open for signature until 31 May 2001 at the Office of the Executive Secretary of the Economic Commission for Europe, Geneva. Thereafter, it shall be open for accession.
3. The instruments of ratification, acceptance, approval or accession shall be deposited with the Secretary-General of the United Nations.