RIIO-T1 price control

Publications and updates

  • Published: 4th Aug 2017
  • Decisions
  • 2 Associated documents
Notice to decision relating to treatment of Fleetwood capacity obligation and price control funding.

  • Published: 28th Jun 2017
  • Decisions
  • 5 Associated documents
Decision to modify the Price Control Financial Handbook held by Network Work Operators

  • Published: 8th Jun 2017
  • Decisions
  • 1 Associated documents
Direction notice to modify National Grid’s electricity transmission licence for new outputs to reduce the impact of pre-existing transmission lines in nationally designated landscapes.

  • Published: 8th Jun 2017
  • Open letters and correspondence
  • 1 Associated documents
This letter explains the reasons for accepting modified Network Output Measures (NOMs) Common Methodology.

  • Published: 26th May 2017
  • Decisions
  • 8 Associated documents
Our RIIO (Revenue = Incentives + Innovation + Outputs) price control framework gives a greater focus on outputs and associated secondary deliverables. Secondary deliverables are leading indicators which enable us to monitor companies’ long-term...

  • Published: 28th Apr 2017
  • Decisions
  • 9 Associated documents
This direction sets out the modifications we are making to the Electricity Transmission Regulatory Instructions and Guidance (RIGs) for 2016/17 annual reporting.

  • Published: 14th Mar 2017
  • Closed: 11th Apr 2017
  • Consultations and responses, Charts and data, Guidance
  • 11 Associated documents
Notice relating to a modified set of electricity transmission regulatory instructions and guidance (RIGs) and reporting templates for 2016-17 annual reporting.

  • Published: 24th Feb 2017
  • Reports and plans
  • 2 Associated documents
This report shows the performance of the gas distribution companies in 2015/16, the third year of the RIIO-ET1 price control.

  • Published: 24th Feb 2017
  • Reports and plans
  • 3 Associated documents
Report showing the performance of National Grid Gas Transmission in 2015-16, the third year of the current RIIO-T1 price control.

  • Published: 2nd Dec 2016
  • Decisions
  • 1 Associated documents
Our decision on the Environmental Discretionary Reward (EDR) scheme for the 2015-16 scheme year of the RIIO-T1 price control period.

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