16 confidential the undertaking of such procedures for the period of time provided for by its domestic legislation. 4. The powers and procedures referred to in this Article shall be subject to the provisions of Articles 21 and 22 of this Convention. Article 24. Expedited preservation and partial disclosure of traffic technical parameters 1. Each State Party shall adopt, in respect of traffic technical parameters which are to be preserved under the provisions of Article 23 of this Convention, such legislative and other measures as may be necessary to: (a) ensure that such expeditious preservation of traffic technical parameters is possible regardless of how many service providers were involved in the transmission of such information; and (b) ensure the expeditious disclosure to the competent authorities of that State Party, or a person designated by those authorities, of a sufficient amount of traffic technical parameters which will enable the respective State Party to identify the service providers and the path through which the indicated information was transmitted. 2. The powers and procedures referred to in this Article shall be established in accordance with the provisions of Articles 21 and 22 of this Convention. Article 25. Production order 1. For the purposes set out in paragraph 1 of Article 21 of this Convention, each State Party shall adopt such legislative and other measures as may be necessary to empower its competent authorities to order: (a) a person in its territory to submit specified computer data in that person’s possession or control; (b) a service provider offering its services in its territory to submit subscriber information in that service provider’s possession or control. 2. The powers and procedures referred to in this Article shall be established in accordance with the provisions of Articles 21 and 22 of this Convention.