A/AC.291/L.15 (c) The Secretary-General of the United Nations shall be notified of the central authority designated for this purpose at the time each State Party deposits its instrument of ratification, acceptance or approval of or accession to this Convention, and shall set up and keep updated a register of central authorities designated by the States Parties. Each State Party shall ensure that the details held in the register are correct at all times; (d) Requests for mutual legal assistance and any communication related thereto shall be transmitted to the central authorities designated by the States Parties. This requirement shall be without prejudice to the right of a State Party to require that such requests and communications be addressed to it through diplomatic channels and, in urgent circumstances, where the States Parties agree, through the International Criminal Police Organization, if possible. [agreed ad referendum] 13. Requests shall be made in writing or, where possible, by any means capable of producing a written record, in a language acceptable to the requested State Party, under conditions allowing that State Party to establish authenticity. The Secretary-General of the United Nations shall be notified of the language or languages acceptable to each State Party at the time it deposits its instrument of ratification, acceptance or approval of or accession to this Convention. In urgent circumstances and where agreed by the States Parties, requests may be made orally, but shall be confirmed in writing forthwith. [agreed ad referendum] 14. Where not prohibited by their respective laws, central authorities of States Parties are encouraged to transmit and receive requests for mutual legal assistance, and communications related thereto, as well as evidence, in electronic form under conditions allowing the requested State Party to establish authenticity and ensuring the security of communications. [agreed ad referendum] 15. A request for mutual legal assistance shall contain: (a) The identity of the authority making the request; (b) The subject matter and nature of the investigation, prosecution or judicial proceeding to which the request relates and the name and functions of the authority conducting the investigation, prosecution or judicial proceeding; (c) A summary of the relevant facts, except in relation to requests for the purpose of service of judicial documents; (d) A description of the assistance sought and details of any particular procedure that the requesting State Party wishes to be followed; (e) Where possible and appropriate, the identity, location and nationality of any person concerned, as well as the country of origin, description and location of any item or accounts concerned; (f) Where applicable, the time period for which the evidence, information or other assistance is sought; and (g) sought. The purpose for which the evidence, information or other assistance is [agreed ad referendum] 16. The requested State Party may request additional information when it appears necessary for the execution of the request in accordance with its domestic law or when it can facilitate such execution. [agreed ad referendum] 17. A request shall be executed in accordance with the domestic law of the requested State Party and, to the extent not contrary to the domestic law of the requested State Party and where possible, in accordance with the procedures specified in the request . [agreed ad referendum] V.24-14137 23/41