Operators or service providers others sectors, a separate accountancy for the Telecommunications / ICT activities. The powerful operators or service providers must have a detailed cost accounting for services activities as regards interconnection, on the other hand, and for their other activities, on the other hand, so to identify all the elements of receipts and expenses related to all their activities. The accountancy can be audited annually by an independent organization selected by the Regulatory Agency at the expenses of the operator having a significant power. The Telecommunications / ICT Regulatory Agency is under obligation to respect confidentiality of non-public information to which it has access within the framework of the control of the interconnection costs. Article 46 : Powerful operators are obliged to provide local loop under objective, transparent and non discriminatory conditions. The technical and tariff regulations are approved by the Regulatory Authority. The Authority is empowered to: - Impose modifications of the reference offer for the local loop When such modifications are justified, - Require unaccompanied operators to provide information Access. Article 47 : The conditions and the minimum content of technical and tariff offer of unpacking are fixed by decree. Article 48 : The powerful operators provide, within the framework of their interconnection catalog, an offer of local loop and have access to the services of an alternative operator. The Telecommunications / ICT Regulatory Agency is empowered to assign the prefixes to the operators known as carrier. As regards the selection of the carrier, the Regulatory Agency is competent to make decisions on: - Standard of selection of the router; - eligible operators to offer the router;