The research presents an analysis of the technical, legal and economic implications generated due the change in regulating for the remuneration of the electricity transmission sector in Colombia. Economic comparisons are made of the existing and the proposal methodology by the regulatory authority in the electricity sector in Colombia. The results allow to identify the technical-economic impact generated in the companies of the transmission sector and to the users. Finally, it can be concluded that the change in remuneration will not affect the returns of investment in companies and will encourage the improvement of their electric assets and the quality of service.