Volume 2173, A-27531 all appropriate assistance for their physical and psychological recovery and their social reintegration. Article 7 1. States Parties shall cooperate in the implementation of the present Protocol, including in the prevention of any activity contrary to the Protocol and in the rehabilitation and social reintegration of persons who are victims of acts contrary to this Protocol, including through technical cooperation and financial assistance. Such assistance and cooperation will be undertaken in consultation with concerned States Parties and relevant international organizations. 2. States Parties in a position to do so shall provide such assistance through existing multilateral, bilateral or other programmes, or, inter alia, through a voluntary fund established in accordance with the rules of the General Assembly. Article 8 1. Each State Party shall submit, within two years following the entry into force of the Protocol for that State Party, a report to the Committee on the Rights of the Child providing comprehensive information on the measures it has taken to implement the provisions of the Protocol, including the measures taken to implement the provisions on participation and recruitment. 2. Following the submission of the comprehensive report, each State Party shall include in the reports they submit to the Committee on the Rights of the Child, in accordance with article 44 of the Convention, any further information with respect to the implementation of the Protocol. Other States Parties to the Protocol shall submit a report every five years. 3. The Committee on the Rights of the Child may request from States Parties further information relevant to the implementation of this Protocol. Article 9 1. The present Protocol is open for signature by any State that is a party to the Convention or has signed it. 2. The present Protocol is subject to ratification and is open to accession by any State. Instruments of ratification or accession shall be deposited with the Secretary-General of the United Nations. 3. The Secretary-General, in his capacity as depositary of the Convention and the Protocol, shall inform all States Parties to the Convention and all States that have signed the Convention of each instrument of declaration pursuant to article 13. 239