Article 3

　　　A certificate of qualification may be granted to any person who, at

　the time of the entry into force of this Convention for territory

　concerned, is performing the full duties of an able seaman or leading deck

　rating or has performed such duties.

　Article 4

　　　The competent authority may provide for the recognition of

　certificates of qualification issued in other territories.

　Article 5

　　　The formal ratifications of this Convention shall be communicated to

　the Director-General of the International Labour Office for registration.　

　

　Article 6

　　　1. This Convention shall be binding only upon those Members of the

　International Labour Organization whose ratifications have been registered

　with the Director-General.

　　　2. It shall come into force twelve months after the date on which the

　ratifications of two Members have been registered with the

　Director-General.

　　　3. Thereafter, this Convention shall come into force for any Member

　twelve months after the date on which its ratification has been

　registered.

　Article 7

　　　1. A Member which has ratified this Convention may denounce it after

　the expiration of ten years from the date on which the Convention comes

　into force, by an act communicated to the Director-General of the

　International Labour Office for registration. Such denunciation shall not

　take effect until one year after the date on which it is registered.

　　　2. Each Member which has ratified this Convention and which does not,

　within the year following the expiration of the period of ten years

　mentioned in the preceding paragraph,　exercise the right of denunciation

　provided for in this Article, will be bound for another period of ten

　years and, thereafter, may denounce this Convention at the expiration of

　each period of ten years under the terms provided for in this Article.

　Article 8

　　　1. The Director-General of the International Labour Office shall

　notify all the Members of the International Labour Organization of the

　registration of all ratifications and denunciations communicated to him by

　the Members of the Organization.

　　　2. When notifying the Members of the Organization of the registration

　of the second ratification communicated to him, the Director-General shall

　draw the attention of the Members of the Organization to the date upon

　which the Convention will come into force.

　Article 9

　　　The Director-General of the International Labour Office shall

　communicate to the Secretary-General of the United Nations for

　registration in accordance with Article 102 of the charter of the United

　Nations full particulars of all ratifications and acts of denunciation

　registered by him in accordance with the provisions of the preceding

　Articles.

　Article 10

　　　At such times as it may consider necessary the Governing Body of the

　International Labour Office shall present to the General Conference a

　report on the working of this Convention and shall examine the

　desirability of placing on the agenda of the Conference the question of

　its revision in whole or in part.　

　

　Article 11

　　　1. Should the Conference adopt a new Convention revising this

　Convention in whole or in part, then, unless the new Convention otherwise

　provides,

　　　　　(a) the ratification by a Member of the new revising Convention

　shall ipso jure involve the immediate denunciation of this Convention,

　notwithstanding the provisions of Article 7 above, if and when the new

　revising Convention shall have come into force;

　　　　　(b) as from the date when the new revising Convention comes into

　force, this Convention shall cease to be open to ratification by the

　Members.

　　　2. This Convention shall in any case remain in force in its actual

　form and content for those Members which have ratified it but have not

　ratified the revising Convention.

　Article 12

　　　The English and French versions of the text of this Convention are

　equally authoritative.