Artikel 16

1. This Convention shall enter into force on the first day of the second month following the date on which the Government of Denmark has received sufficient signatures and, if required, instruments of ratification, acceptance or approval from Contracting Parties, so as to ensure that at least 80% of the maximum possible number of contributory units referred to in Annex A have been committed.
2. After entry into force of this Convention each subsequent Contracting Party shall be bound by its provisions including amendments in force as from the first day of the second month following the date on which the Government of Denmark has received that party's instrument of ratification, acceptance, approval or accession.