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4. The competent authority of the territory where the operations take place shall supervise the activities of bodies and persons to whom authorizations have been issued in pursuance of paragraph 3 (b), other than any body established in accordance with the terms of an international instrument, the position of which shall continue to be governed by the terms of the said instrument or by any agreement made between the body and the ■competent authority concerned. 5. Nothing in this Article shall be deemed to permit the acceptance of a migrant for employment for admission to the territory of any member by any person or body other than the competent authority of the territory of immigration. Article 4 Each member for which this Annex is in force undertakes to ensure that the services rendered by its public employment service in connection with the recruitment, introduction or placing of migrants for employment are rendered free. Article 5 1. Each member for which this Annex is in force which maintains a system of supervision of contracts of employment between an employer, or a person acting on his behalf, and a migrant for employment undertakes to require—(a) That a copy of the contract of employment shall be delivered to the migrant before departure or, if the Governments concerned so agree, in a reception centre on arrival in the territory of immigration ; (b) That the contract shall contain provisions indicating the conditions of work and particularly the remuneration offered to the migrant; (c) That the migrant shall receive in writing before departure, by a document which relates either to him individually or to a group of migrants of which he is a member, information concerning the general conditions of life and work applicable to him in the territority of immigration. 2. Where a copy of the contract is to be delivered to the migrant on arrival in the territory of immigration, he shall be informed in writing before departure, by a document which relates either to him individually or to a group of migrants of which he is a member, of the occupational category for which he is engaged and the other conditions of work, in particular the minimum wage which is guaranteed to him. 3. The competent authority shall ensure that the provisions of the preceding paragraphs are enforced and that appropriate penalties are applied in respect of violations thereof. Article 6 The measures taken under Article 4 of the Convention shall, as appropriate, include—(а) The simplification of administrative formalities ; (б) The provision of interpretation services ; (c) Any necessary assistance during an initial period in the settlement of the migrants and members of their families authorized to accompany or join them ; and (d) The safeguarding of the welfare, during the journey and in particular on board ship, of migrants and members of their families authorized to accompany or join them.

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