The regulatory activity developed by the Energy Services Regulatory Authority (ERSE) arises from the law and is configured as an essential tool to carry out its attributions, namely those to: (i) protect the rights and interests of consumers in relation to prices, services and the quality of the service; (ii) ensure the objectivity of the regulatory rules and transparency of commercial relations among operators and between operators and consumers; (iii) ensure the existence of conditions which allow, for the regulated activities, an economic and financial balance, in terms of a suitable and efficient management; and simultaneously (iv) contribute to the progressive improvement of the technical and environmental conditions of the regulated activities.
The Commercial Relations Code, the Tariff Code, the Access to Networks and Interconnections Code and the Networks Operation Code, are approved by ERSE which is responsible for monitoring their implementation.
The Transmission Network Code and the Distribution Network Code are approved by dispatch of the minister responsible for energy, under a proposal from the General Directorate for Energy and Geology (DGEG)
, preceded by a consultation to the networks concessionary entities.
The Quality of Service Code is approved by dispatch of the minister responsible for energy, under a proposal from the DGEG, which, in their preparation, must request a proposal from ERSE for commercial provisions and a proposal from the network concessionary entities, for the technical provisions. The implementation of this code comes under the authority of ERSE, for the commercial provisions and DGEG for the technical provisions.