RIIO electricity transmission annual report 2015-16

Reports, plans and updates

RIIO stands for revenue = incentives + innovation + outputs. This price control began on 1 April 2013 and runs for eight years, to 2021.

This report reviews the activities of electricity transmission network companies in the third year of RIIO-ET1. It also covers company progress in the first three years of RIIO-ET1 and company forecasts for the remainder of the eight-year period. 

It reviews company performance on the outputs we set and the costs incurred against allowed revenues.