1. This Convention shall be binding only upon
those Members of the International Labour Organisation whose ratifications
have been registered with the Director-General.
2. It shall come into force twelve months after
the date on which there have been registered ratifications by twelve
Members each of which has more than one million tons of shipping,
including at least four Members each of which has at least two million
tons of shipping.
3. Thereafter, this Convention shall come into
force for any Member six months after the date on which its ratification
has been registered.