10 Article : 14 The electronic signature - within the purview of civil, commercial, and administrative dealings - shall have the very conclusiveness prescribed for signatures in the provisions of Evidence Law in civil and commercial matters, if the conditions prescribed in the present Law as well as the technical and technological regulators to be determined in the executive regulations of the present Law are observed in its origination and completion. Article : 15 The electronic writing and electronic documents - within the purview of civil, commercial, and administrative dealings - shall have the very conclusiveness prescribed for official and private writing and documents in the provisions of Evidence Law in civil and commercial matters, if they fulfill the conditions prescribed in the present Law according to the technical and technological regulators to be determined in the executive regulations of the present Law. Article : 16 The copy transcribed on paper from the official electronic document shall be a conclusive argument vis-à-vis all, to the extent it is conformable to the original of that document as long as the official electronic document and the electronic signature are existing on the electronic support. Article : 17 The provisions prescribed in the Evidence Law in civil and commercial maters shall apply in respect of establishing the validity of the official and private electronic documents, the electronic signature, and the electronic writing, where no other provision is prescribed in the present Law or in its executive regulations.