Regulating energy networks

Ofgem regulates the monopoly companies that run the gas and electricity transmission and distribution networks in Great Britain through price controls. ‘RIIO’ is the name for our network price controls. It stands for Revenue=Incentives+Innovation+Outputs.

Here you can view our latest network press releases, statements and blogs. For Coronavirus industry updates, please see our Coronavirus (COVID-19) section. For all other energy news, please see our news and press releases hub and investor relations section.

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Publications and updates

  • Published: 13th Jun 2017
  • Press releases
  • 0 Associated documents
Ofgem has today set out how the reductions it is proposing to make to network companies’ allowances will benefit consumers.

  • Published: 31st Mar 2017
  • Press releases
  • 0 Associated documents
Ofgem has today proposed to reduce National Grid’s allowance for its 2013-2021 gas transmission price control by £277.5 million.

  • Published: 24th Feb 2017
  • Press releases
  • 0 Associated documents
Ofgem reduces National Grid’s spending allowances for its transmission price controls.

  • Published: 19th Dec 2016
  • Press releases
  • 0 Associated documents
Ofgem has today published its Forward Work Programme consultation, which sets out its plans to make the energy market work better for consumers over the next financial year.

  • Published: 1st Dec 2016
  • Press releases
  • 0 Associated documents
Ofgem is today telling energy networks to deliver more innovation for less so that customers get better value for money from projects to create smarter grids.

  • Published: 30th Nov 2016
  • Press releases
  • 0 Associated documents
Ofgem is driving innovation improvements across the electricity and gas sector by funding six new projects through its Network Innovation Competition.

  • Published: 30th Nov 2016
  • Press releases
  • 0 Associated documents
We’ve published the 2016 annual iteration process for energy network operators under the RIIO price controls, updating base revenues for all sectors for the next regulatory year (2017/18).

  • Published: 22nd Nov 2016
  • Press releases
  • 0 Associated documents
Ofgem has today announced a review into the £268.3 million allowance that National Grid Gas Transmission (NGGT), a subsidiary of National Grid, was allowed in the RIIO-T1 price control which runs from 2013 to 2021.

  • Published: 28th Sep 2016
  • Press releases
  • 0 Associated documents
Ofgem has today published a letter to potential buyers of the majority stake in National Grid’s four gas distribution networks and part of SSE’s equity stake in SGN.

  • Published: 14th Sep 2016
  • Press releases
  • 0 Associated documents
A data-sharing agreement with Ofgem is helping Distribution Network Operators meet their obligations.

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