13 ARTICLE 22 Interpretation The African Commission on Human and Peoples’ Rights and where applicable, the African Court on Human and Peoples’ Rights shall be seized with matters submitted by State Parties concerning interpretation arising from the application and implementation of this Protocol. ARTICLE 23 Cooperation among States Parties and with International Agencies 1. States Parties undertake to co-operate with one another, in particular within the framework of the African Union, and to create, where necessary, mechanisms to facilitate this cooperation in the determination of nationality, eradication of statelessness and harmonisation of the applicable laws and rules relating to nationality. 2. States Parties may enter into arrangements on the basis of reciprocity to share with any other States Parties information on the attribution, acquisition, loss and deprivation of their nationality. 3. States Parties may cooperate with relevant African and international agencies, that have a mandate relating to the matters considered in this Protocol. ARTICLE 24 Signature, Ratification, and Accession 1. This Protocol shall be open for signature, ratification and accession by the States Parties to the African Charter, in accordance with their respective constitutional procedures. 2. The instruments of ratification or accession shall be deposited with the Chairperson of the Commission of the African Union. ARTICLE 25 Reservations 1. A State Party may, when ratifying or acceding to this Protocol, submit a reservation with respect to any of the provisions of this Protocol. 2. A reservation shall not be incompatible with the objectives of this Protocol. 3. A reservation may be withdrawn at any time. 4. The withdrawal of a reservation must be submitted in writing to the Chairperson of the Commission of the African Union who shall notify other States Parties of the withdrawal accordingly.