RIIO-1 Electricity Distribution: Regulatory Performance Data File 2022-23

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RIIO stands for Revenue = Incentives + Innovation + Outputs. This price control, RIIO-ED1, began on 1 April 2015 and runs for eight years to 2023.

This data file provides Ofgem's view of network companies' regulatory financial performance during the eighth and last year of RIIO-1. This view is based on the information that the companies have reported using the regulatory financial performance reporting (RFPR) process.

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[RIIO-1 Electricity Distribution Regulatory Performance Data File 2022-23 [XLSX, 1.27MB]

](https://www.ofgem.gov.uk/sites/default/files/2024-04/RIIO-1%20Electricity%20Distribution%20%20Regulatory%20Performance%20Data%20File%202022-23.xlsx)

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